path: root/java/core/src/test/java/com/google/protobuf/TestBadIdentifiers.java

// 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 junit.framework.TestCase;

/**
 * Tests that proto2 api generation doesn't cause compile errors when
 * compiling protocol buffers that have names that would otherwise conflict
 * if not fully qualified (like @Deprecated and @Override).
 *
 * @author jonp@google.com (Jon Perlow)
 */
public class TestBadIdentifiers extends TestCase {

  public void testCompilation() {
    // If this compiles, it means the generation was correct.
    TestBadIdentifiersProto.Deprecated.newBuilder();
    TestBadIdentifiersProto.Override.newBuilder();
  }

  public void testGetDescriptor() {
    Descriptors.FileDescriptor fileDescriptor =
        TestBadIdentifiersProto.getDescriptor();
    String descriptorField = TestBadIdentifiersProto.Descriptor
        .getDefaultInstance().getDescriptor();
    Descriptors.Descriptor protoDescriptor = TestBadIdentifiersProto.Descriptor
        .getDefaultInstance().getDescriptorForType();
    String nestedDescriptorField = TestBadIdentifiersProto.Descriptor
        .NestedDescriptor.getDefaultInstance().getDescriptor();
    Descriptors.Descriptor nestedProtoDescriptor = TestBadIdentifiersProto
        .Descriptor.NestedDescriptor.getDefaultInstance()
        .getDescriptorForType();
  }

  public void testConflictingFieldNames() throws Exception {
    TestBadIdentifiersProto.TestConflictingFieldNames message =
        TestBadIdentifiersProto.TestConflictingFieldNames.getDefaultInstance();
    // Make sure generated accessors are properly named.
    assertEquals(0, message.getInt32Field1Count());
    assertEquals(0, message.getEnumField2Count());
    assertEquals(0, message.getStringField3Count());
    assertEquals(0, message.getBytesField4Count());
    assertEquals(0, message.getMessageField5Count());

    assertEquals(0, message.getInt32FieldCount11());
    assertEquals(0, message.getEnumFieldCount12().getNumber());
    assertEquals("", message.getStringFieldCount13());
    assertEquals(ByteString.EMPTY, message.getBytesFieldCount14());
    assertEquals(0, message.getMessageFieldCount15().getSerializedSize());

    assertEquals(0, message.getInt32Field21Count());
    assertEquals(0, message.getEnumField22Count());
    assertEquals(0, message.getStringField23Count());
    assertEquals(0, message.getBytesField24Count());
    assertEquals(0, message.getMessageField25Count());

    assertEquals(0, message.getInt32Field1List().size());
    assertEquals(0, message.getInt32FieldList31());

    assertEquals(0, message.getInt64FieldCount());
    assertEquals(0L, message.getExtension(
        TestBadIdentifiersProto.TestConflictingFieldNames.int64FieldCount).longValue());
    assertEquals(0L, message.getExtension(
        TestBadIdentifiersProto.TestConflictingFieldNames.int64FieldList).longValue());

    assertEquals("", message.getFieldName32());
    assertEquals("", message.getFieldName33());
    assertEquals(0, message.get2Conflict34());
    assertEquals(0, message.get2Conflict35());

  }

  public void testNumberFields() throws Exception {
    TestBadIdentifiersProto.TestLeadingNumberFields message =
        TestBadIdentifiersProto.TestLeadingNumberFields.getDefaultInstance();
    // Make sure generated accessors are properly named.
    assertFalse(message.has30DayImpressions());
    assertEquals(0, message.get30DayImpressions());
    assertEquals(0, message.get60DayImpressionsCount());
    assertEquals(0, message.get60DayImpressionsList().size());

    assertFalse(message.has2Underscores());
    assertEquals("", message.get2Underscores());
    assertEquals(0, message.get2RepeatedUnderscoresCount());
    assertEquals(0, message.get2RepeatedUnderscoresList().size());

    assertFalse(message.has32());
    assertEquals(0, message.get32());
    assertEquals(0, message.get64Count());
    assertEquals(0, message.get64List().size());

  }
}