JavaCompilerPluginConfigurationTests Class — spring-boot Architecture

Source Code

build-plugin/spring-boot-maven-plugin/src/test/java/org/springframework/boot/maven/JavaCompilerPluginConfigurationTests.java lines 42–99

class JavaCompilerPluginConfigurationTests {

	private MavenProject project;

	private Plugin plugin;

	@BeforeEach
	void setUp() {
		this.project = mock(MavenProject.class);
		this.plugin = mock(Plugin.class);
		given(this.project.getPlugin(anyString())).willReturn(this.plugin);
	}

	@Test
	void versionsAreNullWithNoConfiguration() {
		given(this.plugin.getConfiguration()).willReturn(null);
		given(this.project.getProperties()).willReturn(new Properties());
		JavaCompilerPluginConfiguration configuration = new JavaCompilerPluginConfiguration(this.project);
		assertThat(configuration.getSourceMajorVersion()).isNull();
		assertThat(configuration.getTargetMajorVersion()).isNull();
		assertThat(configuration.getReleaseVersion()).isNull();
	}

	@Test
	void versionsAreReturnedFromConfiguration() throws IOException, XmlPullParserException {
		Xpp3Dom dom = buildConfigurationDom("<source>1.9</source>", "<target>11</target>", "<release>12</release>");
		given(this.plugin.getConfiguration()).willReturn(dom);
		Properties properties = new Properties();
		properties.setProperty("maven.compiler.source", "1.8");
		properties.setProperty("maven.compiler.target", "10");
		properties.setProperty("maven.compiler.release", "11");
		given(this.project.getProperties()).willReturn(properties);
		JavaCompilerPluginConfiguration configuration = new JavaCompilerPluginConfiguration(this.project);
		assertThat(configuration.getSourceMajorVersion()).isEqualTo("9");
		assertThat(configuration.getTargetMajorVersion()).isEqualTo("11");
		assertThat(configuration.getReleaseVersion()).isEqualTo("12");
	}

	@Test
	void versionsAreReturnedFromProperties() {
		given(this.plugin.getConfiguration()).willReturn(null);
		Properties properties = new Properties();
		properties.setProperty("maven.compiler.source", "1.8");
		properties.setProperty("maven.compiler.target", "11");
		properties.setProperty("maven.compiler.release", "12");
		given(this.project.getProperties()).willReturn(properties);
		JavaCompilerPluginConfiguration configuration = new JavaCompilerPluginConfiguration(this.project);
		assertThat(configuration.getSourceMajorVersion()).isEqualTo("8");
		assertThat(configuration.getTargetMajorVersion()).isEqualTo("11");
		assertThat(configuration.getReleaseVersion()).isEqualTo("12");
	}

	private Xpp3Dom buildConfigurationDom(String... properties) throws IOException, XmlPullParserException {
		return Xpp3DomBuilder
			.build(new StringReader("<configuration>" + Arrays.toString(properties) + "</configuration>"));
	}

}