Merge pull request #6071 from ctiller/e2efuzz

Full stack server fuzzer

38 files changed, 363 insertions, 0 deletions

diff --git a/test/core/end2end/tests/bad_hostname.c b/test/core/end2end/tests/bad_hostname.c
index eb1fa46de3..3cb9b3d4b1 100644
--- a/test/core/end2end/tests/bad_hostname.c
+++ b/test/core/end2end/tests/bad_hostname.c
@@ -179,3 +179,5 @@ void bad_hostname(grpc_end2end_test_config config) {
     test_invoke_simple_request(config);
   }
 }
+
+void bad_hostname_pre_init(void) {}
diff --git a/test/core/end2end/tests/binary_metadata.c b/test/core/end2end/tests/binary_metadata.c
index 54583b09bc..994c3bf1dd 100644
--- a/test/core/end2end/tests/binary_metadata.c
+++ b/test/core/end2end/tests/binary_metadata.c
@@ -287,3 +287,5 @@ static void test_request_response_with_metadata_and_payload(
 void binary_metadata(grpc_end2end_test_config config) {
   test_request_response_with_metadata_and_payload(config);
 }
+
+void binary_metadata_pre_init(void) {}
diff --git a/test/core/end2end/tests/call_creds.c b/test/core/end2end/tests/call_creds.c
index a3f86a76c7..b555bea740 100644
--- a/test/core/end2end/tests/call_creds.c
+++ b/test/core/end2end/tests/call_creds.c
@@ -475,3 +475,5 @@ void call_creds(grpc_end2end_test_config config) {
     test_request_with_server_rejecting_client_creds(config);
   }
 }
+
+void call_creds_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_after_accept.c b/test/core/end2end/tests/cancel_after_accept.c
index 08d0ef6e51..fc2a64a6c1 100644
--- a/test/core/end2end/tests/cancel_after_accept.c
+++ b/test/core/end2end/tests/cancel_after_accept.c
@@ -233,3 +233,5 @@ void cancel_after_accept(grpc_end2end_test_config config) {
     test_cancel_after_accept(config, cancellation_modes[i]);
   }
 }
+
+void cancel_after_accept_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_after_client_done.c b/test/core/end2end/tests/cancel_after_client_done.c
index f85ffad118..3bafa8c85f 100644
--- a/test/core/end2end/tests/cancel_after_client_done.c
+++ b/test/core/end2end/tests/cancel_after_client_done.c
@@ -237,3 +237,5 @@ void cancel_after_client_done(grpc_end2end_test_config config) {
     test_cancel_after_accept_and_writes_closed(config, cancellation_modes[i]);
   }
 }
+
+void cancel_after_client_done_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_after_invoke.c b/test/core/end2end/tests/cancel_after_invoke.c
index e7d6e0098a..fc2751af8e 100644
--- a/test/core/end2end/tests/cancel_after_invoke.c
+++ b/test/core/end2end/tests/cancel_after_invoke.c
@@ -199,3 +199,5 @@ void cancel_after_invoke(grpc_end2end_test_config config) {
     }
   }
 }
+
+void cancel_after_invoke_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_before_invoke.c b/test/core/end2end/tests/cancel_before_invoke.c
index a4f47f01fa..33005db9e4 100644
--- a/test/core/end2end/tests/cancel_before_invoke.c
+++ b/test/core/end2end/tests/cancel_before_invoke.c
@@ -194,3 +194,5 @@ void cancel_before_invoke(grpc_end2end_test_config config) {
     test_cancel_before_invoke(config, i);
   }
 }
+
+void cancel_before_invoke_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_in_a_vacuum.c b/test/core/end2end/tests/cancel_in_a_vacuum.c
index 73a6fc452a..0c893b5f9e 100644
--- a/test/core/end2end/tests/cancel_in_a_vacuum.c
+++ b/test/core/end2end/tests/cancel_in_a_vacuum.c
@@ -127,3 +127,5 @@ void cancel_in_a_vacuum(grpc_end2end_test_config config) {
     test_cancel_in_a_vacuum(config, cancellation_modes[i]);
   }
 }
+
+void cancel_in_a_vacuum_pre_init(void) {}
diff --git a/test/core/end2end/tests/cancel_with_status.c b/test/core/end2end/tests/cancel_with_status.c
index aa73d48891..c3ee4a6a0e 100644
--- a/test/core/end2end/tests/cancel_with_status.c
+++ b/test/core/end2end/tests/cancel_with_status.c
@@ -182,3 +182,5 @@ void cancel_with_status(grpc_end2end_test_config config) {
     test_invoke_simple_request(config, i);
   }
 }
+
+void cancel_with_status_pre_init(void) {}
diff --git a/test/core/end2end/tests/compressed_payload.c b/test/core/end2end/tests/compressed_payload.c
index d5cf9a7858..589bc314f8 100644
--- a/test/core/end2end/tests/compressed_payload.c
+++ b/test/core/end2end/tests/compressed_payload.c
@@ -336,3 +336,5 @@ void compressed_payload(grpc_end2end_test_config config) {
   test_invoke_request_with_compressed_payload(config);
   test_invoke_request_with_compressed_payload_md_override(config);
 }
+
+void compressed_payload_pre_init(void) {}
diff --git a/test/core/end2end/tests/connectivity.c b/test/core/end2end/tests/connectivity.c
index edef2ff68b..5775976b1c 100644
--- a/test/core/end2end/tests/connectivity.c
+++ b/test/core/end2end/tests/connectivity.c
@@ -172,3 +172,5 @@ void connectivity(grpc_end2end_test_config config) {
   GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION);
   test_connectivity(config);
 }
+
+void connectivity_pre_init(void) {}
diff --git a/test/core/end2end/tests/default_host.c b/test/core/end2end/tests/default_host.c
index 105f4e68f0..44384a783e 100644
--- a/test/core/end2end/tests/default_host.c
+++ b/test/core/end2end/tests/default_host.c
@@ -232,3 +232,5 @@ void default_host(grpc_end2end_test_config config) {
     return;
   test_invoke_simple_request(config);
 }
+
+void default_host_pre_init(void) {}
diff --git a/test/core/end2end/tests/disappearing_server.c b/test/core/end2end/tests/disappearing_server.c
index 5b2bbaf70c..03d1ded04c 100644
--- a/test/core/end2end/tests/disappearing_server.c
+++ b/test/core/end2end/tests/disappearing_server.c
@@ -213,3 +213,5 @@ void disappearing_server(grpc_end2end_test_config config) {
   GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION);
   disappearing_server_test(config);
 }
+
+void disappearing_server_pre_init(void) {}
diff --git a/test/core/end2end/tests/empty_batch.c b/test/core/end2end/tests/empty_batch.c
index 95df93ac5b..c05b919914 100644
--- a/test/core/end2end/tests/empty_batch.c
+++ b/test/core/end2end/tests/empty_batch.c
@@ -132,3 +132,5 @@ static void test_invoke_empty_body(grpc_end2end_test_config config) {
 void empty_batch(grpc_end2end_test_config config) {
   test_invoke_empty_body(config);
 }
+
+void empty_batch_pre_init(void) {}
diff --git a/test/core/end2end/tests/filter_causes_close.c b/test/core/end2end/tests/filter_causes_close.c
new file mode 100644
index 0000000000..ca54167b20
--- /dev/null
+++ b/test/core/end2end/tests/filter_causes_close.c
@@ -0,0 +1,289 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "test/core/end2end/end2end_tests.h"
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <grpc/byte_buffer.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/time.h>
+#include <grpc/support/useful.h>
+#include "src/core/lib/channel/channel_stack_builder.h"
+#include "src/core/lib/surface/channel_init.h"
+#include "test/core/end2end/cq_verifier.h"
+
+enum { TIMEOUT = 200000 };
+
+static bool g_enable_filter = false;
+
+static void *tag(intptr_t t) { return (void *)t; }
+
+static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config,
+                                            const char *test_name,
+                                            grpc_channel_args *client_args,
+                                            grpc_channel_args *server_args) {
+  grpc_end2end_test_fixture f;
+  gpr_log(GPR_INFO, "%s/%s", test_name, config.name);
+  f = config.create_fixture(client_args, server_args);
+  config.init_server(&f, server_args);
+  config.init_client(&f, client_args);
+  return f;
+}
+
+static gpr_timespec n_seconds_time(int n) {
+  return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(n);
+}
+
+static gpr_timespec five_seconds_time(void) { return n_seconds_time(5); }
+
+static void drain_cq(grpc_completion_queue *cq) {
+  grpc_event ev;
+  do {
+    ev = grpc_completion_queue_next(cq, five_seconds_time(), NULL);
+  } while (ev.type != GRPC_QUEUE_SHUTDOWN);
+}
+
+static void shutdown_server(grpc_end2end_test_fixture *f) {
+  if (!f->server) return;
+  grpc_server_shutdown_and_notify(f->server, f->cq, tag(1000));
+  GPR_ASSERT(grpc_completion_queue_pluck(
+                 f->cq, tag(1000), GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5), NULL)
+                 .type == GRPC_OP_COMPLETE);
+  grpc_server_destroy(f->server);
+  f->server = NULL;
+}
+
+static void shutdown_client(grpc_end2end_test_fixture *f) {
+  if (!f->client) return;
+  grpc_channel_destroy(f->client);
+  f->client = NULL;
+}
+
+static void end_test(grpc_end2end_test_fixture *f) {
+  shutdown_server(f);
+  shutdown_client(f);
+
+  grpc_completion_queue_shutdown(f->cq);
+  drain_cq(f->cq);
+  grpc_completion_queue_destroy(f->cq);
+}
+
+/* Request with a large amount of metadata.*/
+static void test_request(grpc_end2end_test_config config) {
+  grpc_call *c;
+  grpc_call *s;
+  gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
+  grpc_byte_buffer *request_payload =
+      grpc_raw_byte_buffer_create(&request_payload_slice, 1);
+  gpr_timespec deadline = five_seconds_time();
+  grpc_end2end_test_fixture f =
+      begin_test(config, "filter_causes_close", NULL, NULL);
+  cq_verifier *cqv = cq_verifier_create(f.cq);
+  grpc_op ops[6];
+  grpc_op *op;
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_metadata_array request_metadata_recv;
+  grpc_byte_buffer *request_payload_recv = NULL;
+  grpc_call_details call_details;
+  grpc_status_code status;
+  grpc_call_error error;
+  char *details = NULL;
+  size_t details_capacity = 0;
+
+  c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
+                               "/foo", "foo.test.google.fr", deadline, NULL);
+  GPR_ASSERT(c);
+
+  grpc_metadata_array_init(&initial_metadata_recv);
+  grpc_metadata_array_init(&trailing_metadata_recv);
+  grpc_metadata_array_init(&request_metadata_recv);
+  grpc_call_details_init(&call_details);
+
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->data.send_initial_metadata.metadata = NULL;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message = request_payload;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &status;
+  op->data.recv_status_on_client.status_details = &details;
+  op->data.recv_status_on_client.status_details_capacity = &details_capacity;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  error =
+      grpc_server_request_call(f.server, &s, &call_details,
+                               &request_metadata_recv, f.cq, f.cq, tag(101));
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  cq_expect_completion(cqv, tag(1), 1);
+  cq_verify(cqv);
+
+  GPR_ASSERT(status == GRPC_STATUS_PERMISSION_DENIED);
+  GPR_ASSERT(0 == strcmp(details, "Random failure that's not preventable."));
+
+  gpr_free(details);
+  grpc_metadata_array_destroy(&initial_metadata_recv);
+  grpc_metadata_array_destroy(&trailing_metadata_recv);
+  grpc_metadata_array_destroy(&request_metadata_recv);
+  grpc_call_details_destroy(&call_details);
+
+  grpc_call_destroy(c);
+
+  cq_verifier_destroy(cqv);
+
+  grpc_byte_buffer_destroy(request_payload);
+  grpc_byte_buffer_destroy(request_payload_recv);
+
+  end_test(&f);
+  config.tear_down_data(&f);
+}
+
+/*******************************************************************************
+ * Test filter - always closes incoming requests
+ */
+
+typedef struct { grpc_closure *recv_im_ready; } call_data;
+
+typedef struct { uint8_t unused; } channel_data;
+
+static void recv_im_ready(grpc_exec_ctx *exec_ctx, void *arg, bool success) {
+  grpc_call_element *elem = arg;
+  call_data *calld = elem->call_data;
+  if (success) {
+    // close the stream with an error.
+    gpr_slice message;
+    grpc_transport_stream_op close_op;
+    memset(&close_op, 0, sizeof(close_op));
+    message =
+        gpr_slice_from_copied_string("Random failure that's not preventable.");
+    grpc_transport_stream_op op;
+    memset(&op, 0, sizeof(op));
+    grpc_transport_stream_op_add_close(&op, GRPC_STATUS_PERMISSION_DENIED,
+                                       &message);
+    grpc_call_next_op(exec_ctx, elem, &op);
+  }
+  calld->recv_im_ready->cb(exec_ctx, calld->recv_im_ready->cb_arg, false);
+}
+
+static void start_transport_stream_op(grpc_exec_ctx *exec_ctx,
+                                      grpc_call_element *elem,
+                                      grpc_transport_stream_op *op) {
+  call_data *calld = elem->call_data;
+  if (op->recv_initial_metadata != NULL) {
+    calld->recv_im_ready = op->recv_initial_metadata_ready;
+    op->recv_initial_metadata_ready = grpc_closure_create(recv_im_ready, elem);
+  }
+  grpc_call_next_op(exec_ctx, elem, op);
+}
+
+static void init_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem,
+                           grpc_call_element_args *args) {}
+
+static void destroy_call_elem(grpc_exec_ctx *exec_ctx,
+                              grpc_call_element *elem) {}
+
+static void init_channel_elem(grpc_exec_ctx *exec_ctx,
+                              grpc_channel_element *elem,
+                              grpc_channel_element_args *args) {}
+
+static void destroy_channel_elem(grpc_exec_ctx *exec_ctx,
+                                 grpc_channel_element *elem) {}
+
+static const grpc_channel_filter test_filter = {
+    start_transport_stream_op,
+    grpc_channel_next_op,
+    sizeof(call_data),
+    init_call_elem,
+    grpc_call_stack_ignore_set_pollset,
+    destroy_call_elem,
+    sizeof(channel_data),
+    init_channel_elem,
+    destroy_channel_elem,
+    grpc_call_next_get_peer,
+    "filter_causes_close"};
+
+/*******************************************************************************
+ * Registration
+ */
+
+static bool maybe_add_filter(grpc_channel_stack_builder *builder, void *arg) {
+  if (g_enable_filter) {
+    return grpc_channel_stack_builder_prepend_filter(builder, &test_filter,
+                                                     NULL, NULL);
+  } else {
+    return true;
+  }
+}
+
+static void init_plugin(void) {
+  grpc_channel_init_register_stage(GRPC_SERVER_CHANNEL, 0, maybe_add_filter,
+                                   NULL);
+}
+
+static void destroy_plugin(void) {}
+
+void filter_causes_close(grpc_end2end_test_config config) {
+  g_enable_filter = true;
+  test_request(config);
+  g_enable_filter = false;
+}
+
+void filter_causes_close_pre_init(void) {
+  grpc_register_plugin(init_plugin, destroy_plugin);
+}
diff --git a/test/core/end2end/tests/graceful_server_shutdown.c b/test/core/end2end/tests/graceful_server_shutdown.c
index cc6a9d44f8..26198f3bdf 100644
--- a/test/core/end2end/tests/graceful_server_shutdown.c
+++ b/test/core/end2end/tests/graceful_server_shutdown.c
@@ -210,3 +210,5 @@ static void test_early_server_shutdown_finishes_inflight_calls(
 void graceful_server_shutdown(grpc_end2end_test_config config) {
   test_early_server_shutdown_finishes_inflight_calls(config);
 }
+
+void graceful_server_shutdown_pre_init(void) {}
diff --git a/test/core/end2end/tests/high_initial_seqno.c b/test/core/end2end/tests/high_initial_seqno.c
index 8b6e50bdd8..374606dcb7 100644
--- a/test/core/end2end/tests/high_initial_seqno.c
+++ b/test/core/end2end/tests/high_initial_seqno.c
@@ -237,3 +237,5 @@ void high_initial_seqno(grpc_end2end_test_config config) {
     test_invoke_10_simple_requests(config, 2147483645);
   }
 }
+
+void high_initial_seqno_pre_init(void) {}
diff --git a/test/core/end2end/tests/hpack_size.c b/test/core/end2end/tests/hpack_size.c
index 15efcd23bf..07d5d387b4 100644
--- a/test/core/end2end/tests/hpack_size.c
+++ b/test/core/end2end/tests/hpack_size.c
@@ -444,3 +444,5 @@ void hpack_size(grpc_end2end_test_config config) {
     }
   }
 }
+
+void hpack_size_pre_init(void) {}
diff --git a/test/core/end2end/tests/idempotent_request.c b/test/core/end2end/tests/idempotent_request.c
index 1bc6450414..e53f3b2aaa 100644
--- a/test/core/end2end/tests/idempotent_request.c
+++ b/test/core/end2end/tests/idempotent_request.c
@@ -246,3 +246,5 @@ void idempotent_request(grpc_end2end_test_config config) {
   }
   test_invoke_10_simple_requests(config);
 }
+
+void idempotent_request_pre_init(void) {}
diff --git a/test/core/end2end/tests/invoke_large_request.c b/test/core/end2end/tests/invoke_large_request.c
index 28c0e36461..6410305451 100644
--- a/test/core/end2end/tests/invoke_large_request.c
+++ b/test/core/end2end/tests/invoke_large_request.c
@@ -254,3 +254,5 @@ static void test_invoke_large_request(grpc_end2end_test_config config) {
 void invoke_large_request(grpc_end2end_test_config config) {
   test_invoke_large_request(config);
 }
+
+void invoke_large_request_pre_init(void) {}
diff --git a/test/core/end2end/tests/large_metadata.c b/test/core/end2end/tests/large_metadata.c
index 173c20996e..0e5d6b4fe0 100644
--- a/test/core/end2end/tests/large_metadata.c
+++ b/test/core/end2end/tests/large_metadata.c
@@ -245,3 +245,5 @@ static void test_request_with_large_metadata(grpc_end2end_test_config config) {
 void large_metadata(grpc_end2end_test_config config) {
   test_request_with_large_metadata(config);
 }
+
+void large_metadata_pre_init(void) {}
diff --git a/test/core/end2end/tests/max_concurrent_streams.c b/test/core/end2end/tests/max_concurrent_streams.c
index 60e9ecd7d8..1bb53073cb 100644
--- a/test/core/end2end/tests/max_concurrent_streams.c
+++ b/test/core/end2end/tests/max_concurrent_streams.c
@@ -436,3 +436,5 @@ static void test_max_concurrent_streams(grpc_end2end_test_config config) {
 void max_concurrent_streams(grpc_end2end_test_config config) {
   test_max_concurrent_streams(config);
 }
+
+void max_concurrent_streams_pre_init(void) {}
diff --git a/test/core/end2end/tests/max_message_length.c b/test/core/end2end/tests/max_message_length.c
index 00a83ecb33..b5dbc1382a 100644
--- a/test/core/end2end/tests/max_message_length.c
+++ b/test/core/end2end/tests/max_message_length.c
@@ -221,3 +221,5 @@ static void test_max_message_length(grpc_end2end_test_config config) {
 void max_message_length(grpc_end2end_test_config config) {
   test_max_message_length(config);
 }
+
+void max_message_length_pre_init(void) {}
diff --git a/test/core/end2end/tests/negative_deadline.c b/test/core/end2end/tests/negative_deadline.c
index 0cc68a33a1..03e57a90f6 100644
--- a/test/core/end2end/tests/negative_deadline.c
+++ b/test/core/end2end/tests/negative_deadline.c
@@ -179,3 +179,5 @@ void negative_deadline(grpc_end2end_test_config config) {
     test_invoke_simple_request(config, i);
   }
 }
+
+void negative_deadline_pre_init(void) {}
diff --git a/test/core/end2end/tests/no_op.c b/test/core/end2end/tests/no_op.c
index 9dda569cb9..284be7af2a 100644
--- a/test/core/end2end/tests/no_op.c
+++ b/test/core/end2end/tests/no_op.c
@@ -104,3 +104,5 @@ static void test_no_op(grpc_end2end_test_config config) {
 }
 
 void no_op(grpc_end2end_test_config config) { test_no_op(config); }
+
+void no_op_pre_init(void) {}
diff --git a/test/core/end2end/tests/payload.c b/test/core/end2end/tests/payload.c
index e9272b6bce..bdfb135406 100644
--- a/test/core/end2end/tests/payload.c
+++ b/test/core/end2end/tests/payload.c
@@ -268,3 +268,5 @@ void payload(grpc_end2end_test_config config) {
   test_invoke_request_response_with_payload(config);
   test_invoke_10_request_response_with_payload(config);
 }
+
+void payload_pre_init(void) {}
diff --git a/test/core/end2end/tests/ping.c b/test/core/end2end/tests/ping.c
index f42f186502..d49bec983b 100644
--- a/test/core/end2end/tests/ping.c
+++ b/test/core/end2end/tests/ping.c
@@ -95,3 +95,5 @@ void ping(grpc_end2end_test_config config) {
   GPR_ASSERT(config.feature_mask & FEATURE_MASK_SUPPORTS_DELAYED_CONNECTION);
   test_ping(config);
 }
+
+void ping_pre_init(void) {}
diff --git a/test/core/end2end/tests/ping_pong_streaming.c b/test/core/end2end/tests/ping_pong_streaming.c
index ac4e810573..15e1c6e338 100644
--- a/test/core/end2end/tests/ping_pong_streaming.c
+++ b/test/core/end2end/tests/ping_pong_streaming.c
@@ -275,3 +275,5 @@ void ping_pong_streaming(grpc_end2end_test_config config) {
     test_pingpong_streaming(config, i);
   }
 }
+
+void ping_pong_streaming_pre_init(void) {}
diff --git a/test/core/end2end/tests/registered_call.c b/test/core/end2end/tests/registered_call.c
index a67df863d5..3c4edbae7d 100644
--- a/test/core/end2end/tests/registered_call.c
+++ b/test/core/end2end/tests/registered_call.c
@@ -231,3 +231,5 @@ void registered_call(grpc_end2end_test_config config) {
   test_invoke_simple_request(config);
   test_invoke_10_simple_requests(config);
 }
+
+void registered_call_pre_init(void) {}
diff --git a/test/core/end2end/tests/request_with_flags.c b/test/core/end2end/tests/request_with_flags.c
index 9d01ddc94c..779895b970 100644
--- a/test/core/end2end/tests/request_with_flags.c
+++ b/test/core/end2end/tests/request_with_flags.c
@@ -214,3 +214,5 @@ void request_with_flags(grpc_end2end_test_config config) {
     }
   }
 }
+
+void request_with_flags_pre_init(void) {}
diff --git a/test/core/end2end/tests/request_with_payload.c b/test/core/end2end/tests/request_with_payload.c
index 9866d39000..7706404090 100644
--- a/test/core/end2end/tests/request_with_payload.c
+++ b/test/core/end2end/tests/request_with_payload.c
@@ -232,3 +232,5 @@ static void test_invoke_request_with_payload(grpc_end2end_test_config config) {
 void request_with_payload(grpc_end2end_test_config config) {
   test_invoke_request_with_payload(config);
 }
+
+void request_with_payload_pre_init(void) {}
diff --git a/test/core/end2end/tests/server_finishes_request.c b/test/core/end2end/tests/server_finishes_request.c
index 2a26c98916..a4f5319e5b 100644
--- a/test/core/end2end/tests/server_finishes_request.c
+++ b/test/core/end2end/tests/server_finishes_request.c
@@ -210,3 +210,5 @@ static void test_invoke_simple_request(grpc_end2end_test_config config) {
 void server_finishes_request(grpc_end2end_test_config config) {
   test_invoke_simple_request(config);
 }
+
+void server_finishes_request_pre_init(void) {}
diff --git a/test/core/end2end/tests/shutdown_finishes_calls.c b/test/core/end2end/tests/shutdown_finishes_calls.c
index b56ba464b9..80287cd507 100644
--- a/test/core/end2end/tests/shutdown_finishes_calls.c
+++ b/test/core/end2end/tests/shutdown_finishes_calls.c
@@ -192,3 +192,5 @@ static void test_early_server_shutdown_finishes_inflight_calls(
 void shutdown_finishes_calls(grpc_end2end_test_config config) {
   test_early_server_shutdown_finishes_inflight_calls(config);
 }
+
+void shutdown_finishes_calls_pre_init(void) {}
diff --git a/test/core/end2end/tests/shutdown_finishes_tags.c b/test/core/end2end/tests/shutdown_finishes_tags.c
index 4a060de716..b1f3c94562 100644
--- a/test/core/end2end/tests/shutdown_finishes_tags.c
+++ b/test/core/end2end/tests/shutdown_finishes_tags.c
@@ -119,3 +119,5 @@ static void test_early_server_shutdown_finishes_tags(
 void shutdown_finishes_tags(grpc_end2end_test_config config) {
   test_early_server_shutdown_finishes_tags(config);
 }
+
+void shutdown_finishes_tags_pre_init(void) {}
diff --git a/test/core/end2end/tests/simple_delayed_request.c b/test/core/end2end/tests/simple_delayed_request.c
index 122dcd0a5b..400b3a0027 100644
--- a/test/core/end2end/tests/simple_delayed_request.c
+++ b/test/core/end2end/tests/simple_delayed_request.c
@@ -221,3 +221,5 @@ void simple_delayed_request(grpc_end2end_test_config config) {
   test_simple_delayed_request_short(config);
   test_simple_delayed_request_long(config);
 }
+
+void simple_delayed_request_pre_init(void) {}
diff --git a/test/core/end2end/tests/simple_metadata.c b/test/core/end2end/tests/simple_metadata.c
index 084c0df817..707b3c9512 100644
--- a/test/core/end2end/tests/simple_metadata.c
+++ b/test/core/end2end/tests/simple_metadata.c
@@ -263,3 +263,5 @@ static void test_request_response_with_metadata_and_payload(
 void simple_metadata(grpc_end2end_test_config config) {
   test_request_response_with_metadata_and_payload(config);
 }
+
+void simple_metadata_pre_init(void) {}
diff --git a/test/core/end2end/tests/simple_request.c b/test/core/end2end/tests/simple_request.c
index 68db58d225..42108425e6 100644
--- a/test/core/end2end/tests/simple_request.c
+++ b/test/core/end2end/tests/simple_request.c
@@ -246,3 +246,5 @@ void simple_request(grpc_end2end_test_config config) {
   }
   test_invoke_10_simple_requests(config);
 }
+
+void simple_request_pre_init(void) {}
diff --git a/test/core/end2end/tests/trailing_metadata.c b/test/core/end2end/tests/trailing_metadata.c
index 99e1e2264a..4dd8c12cba 100644
--- a/test/core/end2end/tests/trailing_metadata.c
+++ b/test/core/end2end/tests/trailing_metadata.c
@@ -268,3 +268,5 @@ static void test_request_response_with_metadata_and_payload(
 void trailing_metadata(grpc_end2end_test_config config) {
   test_request_response_with_metadata_and_payload(config);
 }
+
+void trailing_metadata_pre_init(void) {}