/*
 * Copyright 2017 The Error Prone Authors.
 *
 * 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.errorprone.bugpatterns;

import com.google.errorprone.CompilationTestHelper;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** {@link InexactVarargsConditional}Test */
@RunWith(JUnit4.class)
public class InexactVarargsConditionalTest {

  private final CompilationTestHelper compilationHelper =
      CompilationTestHelper.newInstance(InexactVarargsConditional.class, getClass());

  @Test
  public void positive() {
    compilationHelper
        .addSourceLines(
            "Test.java",
            """
            import java.util.Arrays;

            class Test {
              public static void main(String[] args) {
                Object[] a = {1, 2};
                Object b = "hello";
                for (boolean flag : new boolean[] {true, false}) {
                  // BUG: Diagnostic contains: 'f(0, flag ? a : new Object[] {b});'?
                  f(0, flag ? a : b);
                }
              }

              static void f(int x, Object... xs) {
                System.err.println(Arrays.deepToString(xs));
              }
            }
            """)
        .doTest();
  }

  @Test
  public void negative() {
    compilationHelper
        .addSourceLines(
            "Test.java",
            """
            import java.util.Arrays;

            class Test {
              public static void main(String[] args) {
                Object[] a = {1, 2};
                Object b = "hello";
                f(0, a);
                f(0, b);
                for (boolean flag : new boolean[] {true, false}) {
                  f(0, 1, flag ? a : b);
                }
              }

              static void f(int x, Object... xs) {
                System.err.println(Arrays.deepToString(xs));
              }
            }
            """)
        .doTest();
  }
}
