src/test/java/com/google/devtools/build/lib/analysis/DuplicateActionTest.java

//// Copyright 2015 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package com.google.devtools.build.lib.analysis;

import static com.google.common.truth.Truth.assertThat;

import com.google.devtools.build.lib.analysis.util.AnalysisTestCase;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/**
 * Tests for duplicate action detection and handling when incremental analysis is enabled.
 */
@RunWith(JUnit4.class)
public class DuplicateActionTest extends AnalysisTestCase {

  @Test
  public void testDuplicateBuildInfoHeaderAction() throws Exception {
    scratch.file("a/stamp.cc",
        "// Empty."
    );
    scratch.file(
        "a/BUILD",
        """
        cc_binary(
            name = "a",
            srcs = ["a.cc"],
            stamp = 1,
            deps = [":c"],
        )

        cc_binary(
            name = "b",
            srcs = ["b.cc"],
            stamp = 1,
            deps = [":c"],
        )

        cc_library(
            name = "c",
            linkstamp = "stamp.cc",
        )
        """);
    update("//a:a", "//a:b");
    assertThat(hasErrors(getConfiguredTarget("//a:a"))).isFalse();
    assertThat(hasErrors(getConfiguredTarget("//a:b"))).isFalse();
  }
}