| /* |
| * Copyright 2014-present Facebook, Inc. |
| * |
| * 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.facebook.buck.junit; |
| |
| import static com.facebook.buck.testutil.OutputHelper.createBuckTestOutputLineRegex; |
| import static com.facebook.buck.testutil.RegexMatcher.containsRegex; |
| import static org.hamcrest.Matchers.containsString; |
| import static org.hamcrest.Matchers.not; |
| import static org.junit.Assert.assertThat; |
| |
| import com.facebook.buck.testutil.integration.DebuggableTemporaryFolder; |
| import com.facebook.buck.testutil.integration.ProjectWorkspace; |
| import com.facebook.buck.testutil.integration.TestDataHelper; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| |
| /** |
| * Test to demonstrate how, with or without the use of --filter, a class that contains no @Test |
| * methods will never result in an internal NoTestsRemainException being returned to the user as an |
| * error. See {@link JUnitRunner#interpretResults(String, java.util.List)} for why this is weird. |
| */ |
| public class TestSelectorsTestlessClassesTest { |
| |
| private ProjectWorkspace workspace; |
| |
| @Rule |
| public DebuggableTemporaryFolder temporaryFolder = new DebuggableTemporaryFolder(); |
| |
| @Before |
| public void setupWorkspace() throws IOException { |
| workspace = TestDataHelper.createProjectWorkspaceForScenario( |
| this, "test_selectors_testless_classes", temporaryFolder); |
| workspace.setUp(); |
| } |
| |
| @Test |
| public void shouldNotFailWhenNotUsingAFilter() throws IOException { |
| ProjectWorkspace.ProcessResult result = |
| workspace.runBuckCommand("test", "--all"); |
| result.assertSuccess( |
| "Testless classes should not cause NoTestsRemainException, " + |
| "when filtering is *NOT* used!"); |
| assertThat(result.getStderr(), containsRegex( |
| createBuckTestOutputLineRegex( |
| "NOTESTS", 0, 0, 0, "com.example.ClassWithoutTestsA"))); |
| assertThat(result.getStderr(), containsRegex( |
| createBuckTestOutputLineRegex( |
| "NOTESTS", 0, 0, 0, "com.example.ClassWithoutTestsB"))); |
| } |
| |
| @Test |
| public void shouldNotFailWhenUsingAFilterThatIncludesNothing() throws IOException { |
| ProjectWorkspace.ProcessResult result = |
| workspace.runBuckCommand("test", "--all", "--filter", "XYZ"); |
| result.assertSuccess( |
| "Testless classes should not cause NoTestsRemainException, " + |
| "even when filtering *IS* used, but it includes no actual tests!"); |
| assertThat("None of the tests should be mentioned in the output", |
| result.getStderr(), |
| not(containsString("com.example"))); |
| } |
| |
| @Test |
| public void shouldNotFailWhenUsingAFilterThatIncludesSomething() throws IOException { |
| ProjectWorkspace.ProcessResult result = |
| workspace.runBuckCommand("test", "--all", "--filter", "com.example.+"); |
| result.assertSuccess( |
| "Testless classes should not cause NoTestsRemainException, " + |
| "even when filtering *IS* used, and it includes real tests!"); |
| assertThat("Some tests should be mentioned in the output", |
| result.getStderr(), |
| containsString("com.example")); |
| } |
| } |