From b9e9469b4d7d81878c6bfd326cc6351abdbaf1d5 Mon Sep 17 00:00:00 2001
From: Jisi Liu <jisi.liu@gmail.com>
Date: Wed, 18 Feb 2015 14:24:43 -0800
Subject: Add tests for oneof equals and hash.

---
 .../java/com/google/protobuf/nano/NanoTest.java    | 80 ++++++++++++++++++++++
 .../com/google/protobuf/nano/unittest_nano.proto   |  1 +
 2 files changed, 81 insertions(+)

(limited to 'javanano')

diff --git a/javanano/src/test/java/com/google/protobuf/nano/NanoTest.java b/javanano/src/test/java/com/google/protobuf/nano/NanoTest.java
index 0ca947fd..feb3054f 100644
--- a/javanano/src/test/java/com/google/protobuf/nano/NanoTest.java
+++ b/javanano/src/test/java/com/google/protobuf/nano/NanoTest.java
@@ -3361,6 +3361,7 @@ public class NanoTest extends TestCase {
       TestAllTypesNano.BAR,
       TestAllTypesNano.BAZ
     };
+    message.setOneofUint32(3);
     return message;
   }
 
@@ -3559,6 +3560,85 @@ public class NanoTest extends TestCase {
         new NanoReferenceTypes.TestAllTypesNano(), MessageNano.toByteArray(m7))));
   }
 
+  private static TestAllTypesNano generateMessageForOneof(int caseNumber) {
+    TestAllTypesNano result = new TestAllTypesNano();
+    TestAllTypesNano.NestedMessage nested =
+        new TestAllTypesNano.NestedMessage();
+    nested.bb = 2;
+    switch (caseNumber) {
+      case TestAllTypesNano.ONEOF_UINT32_FIELD_NUMBER:
+        result.setOneofUint32(1);
+        break;
+      case TestAllTypesNano.ONEOF_ENUM_FIELD_NUMBER:
+        result.setOneofEnum(TestAllTypesNano.BAR);
+        break;
+      case TestAllTypesNano.ONEOF_NESTED_MESSAGE_FIELD_NUMBER:
+        result.setOneofNestedMessage(nested);
+        break;
+      case TestAllTypesNano.ONEOF_BYTES_FIELD_NUMBER:
+        result.setOneofBytes(new byte[] {1, 2});
+        break;
+      case TestAllTypesNano.ONEOF_STRING_FIELD_NUMBER:
+        result.setOneofString("hello");
+        break;
+      case TestAllTypesNano.ONEOF_FIXED64_FIELD_NUMBER:
+        result.setOneofFixed64(-1L);
+        break;
+      default:
+        throw new RuntimeException("unexpected case number: " + caseNumber);
+    }
+    return result;
+  }
+
+  public void testOneofHashCodeEquals() throws Exception {
+    TestAllTypesNano m1 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_UINT32_FIELD_NUMBER);
+    assertEquals(m1, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_UINT32_FIELD_NUMBER));
+    assertFalse(m1.equals(new TestAllTypesNano()));
+
+    TestAllTypesNano m2 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_ENUM_FIELD_NUMBER);
+    assertEquals(m2, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_ENUM_FIELD_NUMBER));
+    assertFalse(m2.equals(new TestAllTypesNano()));
+
+    TestAllTypesNano m3 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_NESTED_MESSAGE_FIELD_NUMBER);
+    assertEquals(m3, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_NESTED_MESSAGE_FIELD_NUMBER));
+    assertFalse(m3.equals(new TestAllTypesNano()));
+
+    TestAllTypesNano m4 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_BYTES_FIELD_NUMBER);
+    assertEquals(m4, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_BYTES_FIELD_NUMBER));
+    assertFalse(m4.equals(new TestAllTypesNano()));
+
+    TestAllTypesNano m5 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_STRING_FIELD_NUMBER);
+    assertEquals(m5, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_STRING_FIELD_NUMBER));
+    assertFalse(m5.equals(new TestAllTypesNano()));
+
+    TestAllTypesNano m6 = generateMessageForOneof(
+        TestAllTypesNano.ONEOF_FIXED64_FIELD_NUMBER);
+    assertEquals(m6, generateMessageForOneof(
+        TestAllTypesNano.ONEOF_FIXED64_FIELD_NUMBER));
+    assertFalse(m6.equals(new TestAllTypesNano()));
+
+    Map<TestAllTypesNano, Integer> map =
+        new HashMap<TestAllTypesNano, Integer>();
+    map.put(m1, 1);
+    map.put(m2, 2);
+    map.put(m3, 3);
+    map.put(m4, 4);
+    map.put(m5, 5);
+    map.put(m6, 6);
+
+    assertEquals(6, map.size());
+  }
+
   public void testNullRepeatedFields() throws Exception {
     // Check that serialization after explicitly setting a repeated field
     // to null doesn't NPE.
diff --git a/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto b/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
index 82d3374a..efaf5269 100644
--- a/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
+++ b/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
@@ -174,6 +174,7 @@ message TestAllTypesNano {
     string oneof_string = 123;
     bytes oneof_bytes = 124;
     fixed64 oneof_fixed64 = 115;
+    NestedEnum oneof_enum = 116;
   }
 }
 
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