{
  "Contents of query are cleared when listen is removed.": {
    "describeName": "Listens:",
    "itName": "Contents of query are cleared when listen is removed.",
    "tags": [
      "no-lru"
    ],
    "comment": "Explicitly tests eager GC behavior",
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "4": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      }
    ]
  },
  "Contents of query update when new data is received.": {
    "describeName": "Listens:",
    "itName": "Contents of query update when new data is received.",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/b",
              2000,
              {
                "key": "b"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/b",
                2000,
                {
                  "key": "b"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Doesn't raise events for empty target": {
    "describeName": "Listens:",
    "itName": "Doesn't raise events for empty target",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection1",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection1",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection2",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection1",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            },
            "4": {
              "query": {
                "path": "collection2",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "userListen": [
          6,
          {
            "path": "collection3",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection1",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            },
            "4": {
              "query": {
                "path": "collection2",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            },
            "6": {
              "query": {
                "path": "collection3",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection2/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            4
          ]
        }
      },
      {
        "watchAck": [
          6
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection1",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          },
          {
            "query": {
              "path": "collection2",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection2/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Ensure correct query results with latency-compensated deletes": {
    "describeName": "Listens:",
    "itName": "Ensure correct query results with latency-compensated deletes",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userDelete": "collection/b"
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "a": true
              }
            ],
            [
              "collection/b",
              1000,
              {
                "b": true
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "a": true
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userListen": [
          4,
          {
            "path": "collection",
            "limit": 10,
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            },
            "4": {
              "query": {
                "path": "collection",
                "limit": 10,
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "limit": 10,
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "a": true
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Does not raise event for initial document delete": {
    "describeName": "Listens:",
    "itName": "Does not raise event for initial document delete",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              null
            ]
          ],
          "removedTargets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 1000
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Will process removals without waiting for a consistent snapshot": {
    "describeName": "Listens:",
    "itName": "Will process removals without waiting for a consistent snapshot",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ],
          "cause": {
            "code": 8
          }
        },
        "stateExpect": {
          "activeTargets": {}
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 8,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Will gracefully process failed targets": {
    "describeName": "Listens:",
    "itName": "Will gracefully process failed targets",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection1",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection1",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection2",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection1",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            },
            "4": {
              "query": {
                "path": "collection2",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection1/a",
              1000,
              {
                "a": true
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection2/a",
              1001,
              {
                "b": true
              }
            ]
          ],
          "targets": [
            4
          ]
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ],
          "cause": {
            "code": 8
          }
        },
        "stateExpect": {
          "activeTargets": {
            "4": {
              "query": {
                "path": "collection2",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection1",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 8,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchCurrent": [
          [
            4
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection2",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection2/a",
                1001,
                {
                  "b": true
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Will gracefully handle watch stream reverting snapshots": {
    "describeName": "Listens:",
    "itName": "Will gracefully handle watch stream reverting snapshots",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "v": "v1000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "v": "v1000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "v": "v2000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "modified": [
              [
                "collection/a",
                2000,
                {
                  "v": "v2000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                2000,
                {
                  "v": "v2000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "v": "v1000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        }
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "v": "v2000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Will gracefully handle watch stream reverting snapshots (with restart)": {
    "describeName": "Listens:",
    "itName": "Will gracefully handle watch stream reverting snapshots (with restart)",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "v": "v1000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "v": "v1000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "v": "v2000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "modified": [
              [
                "collection/a",
                2000,
                {
                  "v": "v2000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "restart": true,
        "stateExpect": {
          "activeTargets": {},
          "limboDocs": []
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                2000,
                {
                  "v": "v2000"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "v": "v1000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        }
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "v": "v2000"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Individual documents cannot revert": {
    "describeName": "Listens:",
    "itName": "Individual documents cannot revert",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [
              [
                "visible",
                "==",
                true
              ]
            ],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [
                  [
                    "visible",
                    "==",
                    true
                  ]
                ],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "v": "v1000",
                "visible": true
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [
                [
                  "visible",
                  "==",
                  true
                ]
              ],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "v": "v1000",
                  "visible": true
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [
              [
                "visible",
                "==",
                true
              ]
            ],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "4": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "v": "v1000",
                  "visible": true
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              3000,
              {
                "v": "v3000",
                "visible": false
              }
            ]
          ],
          "targets": [
            4
          ]
        }
      },
      {
        "watchCurrent": [
          [
            4
          ],
          "resume-token-4000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 4000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "modified": [
              [
                "collection/a",
                3000,
                {
                  "v": "v3000",
                  "visible": false
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          4,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            4
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [
              [
                "visible",
                "==",
                true
              ]
            ],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [
                  [
                    "visible",
                    "==",
                    true
                  ]
                ],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "v": "v2000",
                "visible": false
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-5000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 5000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [
                [
                  "visible",
                  "==",
                  true
                ]
              ],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [
              [
                "visible",
                "==",
                true
              ]
            ],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "4": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-4000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                3000,
                {
                  "v": "v3000",
                  "visible": false
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchEntity": {
          "docs": [],
          "targets": [
            4
          ]
        }
      },
      {
        "watchCurrent": [
          [
            4
          ],
          "resume-token-6000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 6000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Listens are reestablished after network disconnect": {
    "describeName": "Listens:",
    "itName": "Listens are reestablished after network disconnect",
    "tags": [],
    "config": {
      "useGarbageCollection": true
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          },
          "watchStreamRequestCount": 1
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "enableNetwork": false,
        "stateExpect": {
          "activeTargets": {},
          "limboDocs": []
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "enableNetwork": true,
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          },
          "watchStreamRequestCount": 2
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/b",
              2000,
              {
                "key": "b"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/b",
                2000,
                {
                  "key": "b"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Synthesizes deletes for missing document": {
    "describeName": "Listens:",
    "itName": "Synthesizes deletes for missing document",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ],
            [
              "collection/b",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ],
              [
                "collection/b",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ],
              [
                "collection/b",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "userListen": [
          4,
          {
            "path": "collection/a",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "4": {
              "query": {
                "path": "collection/a",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection/a",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchCurrent": [
          [
            4
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection/a",
              "filters": [],
              "orderBys": []
            },
            "removed": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          4,
          {
            "path": "collection/a",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            4
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/b",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Re-opens target without existence filter": {
    "describeName": "Listens:",
    "itName": "Re-opens target without existence filter",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              null
            ]
          ],
          "removedTargets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "removed": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Ignores update from inactive target": {
    "describeName": "Listens:",
    "itName": "Ignores update from inactive target",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/b",
              2000,
              {
                "key": "b"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-1000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Does not synthesize deletes for previously acked documents": {
    "describeName": "Listens:",
    "itName": "Does not synthesize deletes for previously acked documents",
    "tags": [],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection/a",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection/a",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              1000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection/a",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-2000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection/a",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection/a",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection/a",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection/a",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-2000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection/a",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                1000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  },
  "Persists resume token sent with target": {
    "describeName": "Listens:",
    "itName": "Persists resume token sent with target",
    "tags": [
      "exclusive"
    ],
    "config": {
      "useGarbageCollection": false
    },
    "steps": [
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 1000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchEntity": {
          "docs": [
            [
              "collection/a",
              2000,
              {
                "key": "a"
              }
            ]
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchSnapshot": {
          "version": 2000,
          "targetIds": [
            2
          ],
          "resumeToken": "resume-token-2000"
        }
      },
      {
        "watchSnapshot": {
          "version": 2000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                2000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {}
        }
      },
      {
        "watchRemove": {
          "targetIds": [
            2
          ]
        }
      },
      {
        "userListen": [
          2,
          {
            "path": "collection",
            "filters": [],
            "orderBys": []
          }
        ],
        "stateExpect": {
          "activeTargets": {
            "2": {
              "query": {
                "path": "collection",
                "filters": [],
                "orderBys": []
              },
              "resumeToken": "resume-token-2000"
            }
          }
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "added": [
              [
                "collection/a",
                2000,
                {
                  "key": "a"
                }
              ]
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false
          }
        ]
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-3000"
        ]
      },
      {
        "watchSnapshot": {
          "version": 3000
        },
        "expect": [
          {
            "query": {
              "path": "collection",
              "filters": [],
              "orderBys": []
            },
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false
          }
        ]
      }
    ]
  }
}