/*
 * Bach - Java Shell Builder
 * Copyright (C) 2019 Christian Stein
 *
 * 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
 *
 *     https://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 test.base;

import static org.junit.jupiter.api.Assertions.assertLinesMatch;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.List;
import org.junit.jupiter.api.Test;

class SwallowSystemTests {

  @Test
  @SwallowSystem
  void empty(SwallowSystem.Streams streams) {
    assertTrue(streams.lines().isEmpty());
    assertTrue(streams.errors().isEmpty());
  }

  @Test
  @SwallowSystem
  void normalAndErrorOutput(SwallowSystem.Streams streams) {
    System.out.println("out");
    System.err.println("err");
    assertLinesMatch(List.of("out"), streams.lines());
    assertLinesMatch(List.of("err"), streams.errors());
  }
}

/*
 * Bach - Java Shell Builder
 * Copyright (C) 2019 Christian Stein
 *
 * 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
 *
 *     https://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 test.base;

import static org.junit.jupiter.api.Assertions.assertLinesMatch;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.List;
import org.junit.jupiter.api.Test;

class SwallowSystemTests {

  @Test
  @SwallowSystem
  void empty(SwallowSystem.Streams streams) {
    assertTrue(streams.lines().isEmpty());
    assertTrue(streams.errors().isEmpty());
  }

  @Test
  @SwallowSystem
  void normalAndErrorOutput() {
    System.out.println("out");
    System.err.println("err");
  }

  @Test
  @SwallowSystem
  void normalAndErrorOutput(SwallowSystem.Streams streams) {
    System.out.println("out");
    System.err.println("err");
    assertLinesMatch(List.of("out"), streams.lines());
    assertLinesMatch(List.of("err"), streams.errors());
  }
}

Add test variant without parameters
Add test variant without parameters
