Revert https://codereview.chromium.org/1291903002 (protobuf roll).

third_party/protobuf/java/src/test/java/com/google/protobuf/LiteEqualsAndHashTest.java

Index: third_party/protobuf/java/src/test/java/com/google/protobuf/LiteEqualsAndHashTest.java
diff --git a/third_party/protobuf/java/src/test/java/com/google/protobuf/LiteEqualsAndHashTest.java b/third_party/protobuf/java/src/test/java/com/google/protobuf/LiteEqualsAndHashTest.java
deleted file mode 100644
index 035917c83d62f656223f264f65a9c9f929e01c66..0000000000000000000000000000000000000000
--- a/third_party/protobuf/java/src/test/java/com/google/protobuf/LiteEqualsAndHashTest.java
+++ /dev/null
@@ -1,108 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// 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.
-
-package com.google.protobuf;
-
-import protobuf_unittest.lite_equals_and_hash.LiteEqualsAndHash.Bar;
-import protobuf_unittest.lite_equals_and_hash.LiteEqualsAndHash.BarPrime;
-import protobuf_unittest.lite_equals_and_hash.LiteEqualsAndHash.Foo;
-
-import junit.framework.TestCase;
-
-/**
- * Test generate equal and hash methods for the lite runtime.
- *
- * @author pbogle@google.com Phil Bogle
- */
-public class LiteEqualsAndHashTest extends TestCase {
-
-  public void testEquals() throws Exception {
-    // Since the generated equals and hashCode methods for lite messages are a
-    // mostly complete subset of those for regular messages, we can mostly assume
-    // that the generated methods are already thoroughly tested by the regular tests.
-
-    // This test mostly just verifies is that a proto with
-    // optimize_for = LITE_RUNTIME and java_generates_equals_and_hash_compiles
-    // correctly when linked only against the lite library.
-
-    // We do however do some basic testing to make sure that equals is actually
-    // overriden to test for value equality rather than simple object equality.
-
-    // Check that two identical objs are equal.
-    Foo foo1a = Foo.newBuilder()
-        .setValue(1)
-        .addBar(Bar.newBuilder().setName("foo1"))
-        .build();
-    Foo foo1b = Foo.newBuilder()
-        .setValue(1)
-        .addBar(Bar.newBuilder().setName("foo1"))
-        .build();
-    Foo foo2 = Foo.newBuilder()
-        .setValue(1)
-        .addBar(Bar.newBuilder().setName("foo2"))
-        .build();
-
-    // Check that equals is doing value rather than object equality.
-    assertEquals(foo1a, foo1b);
-    assertEquals(foo1a.hashCode(), foo1b.hashCode());
-
-    // Check that a diffeent object is not equal.
-    assertFalse(foo1a.equals(foo2));
-
-    // Check that two objects which have different types but the same field values are not
-    // considered to be equal.
-    Bar bar = Bar.newBuilder().setName("bar").build();
-    BarPrime barPrime = BarPrime.newBuilder().setName("bar").build();
-    assertFalse(bar.equals(barPrime));
-  }
-
-  public void testEqualsAndHashCodeWithUnknownFields() throws InvalidProtocolBufferException {
-    Foo fooWithOnlyValue = Foo.newBuilder()
-        .setValue(1)
-        .build();
-
-    Foo fooWithValueAndExtension = fooWithOnlyValue.toBuilder()
-        .setValue(1)
-        .setExtension(Bar.fooExt, Bar.newBuilder()
-            .setName("name")
-            .build())
-        .build();
-
-    Foo fooWithValueAndUnknownFields = Foo.parseFrom(fooWithValueAndExtension.toByteArray());
-
-    assertEqualsAndHashCodeAreFalse(fooWithOnlyValue, fooWithValueAndUnknownFields);
-    assertEqualsAndHashCodeAreFalse(fooWithValueAndExtension, fooWithValueAndUnknownFields);
-  }
-
-  private void assertEqualsAndHashCodeAreFalse(Object o1, Object o2) {
-    assertFalse(o1.equals(o2));
-    assertFalse(o1.hashCode() == o2.hashCode());
-  }
-}