StringToFileConverterTests Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/convert/StringToFileConverterTests.java lines 39–76

class StringToFileConverterTests {

	@TempDir
	@SuppressWarnings("NullAway.Init")
	File temp;

	@ConversionServiceTest
	void convertWhenSimpleFileReturnsFile(ConversionService conversionService) {
		assertThat(convert(conversionService, this.temp.getAbsolutePath() + "/test"))
			.isEqualTo(new File(this.temp, "test").getAbsoluteFile());
	}

	@ConversionServiceTest
	void convertWhenFilePrefixedReturnsFile(ConversionService conversionService) {
		File file = convert(conversionService, "file:" + this.temp.getAbsolutePath() + "/test");
		assertThat(file).isNotNull();
		assertThat(file.getAbsoluteFile()).isEqualTo(new File(this.temp, "test").getAbsoluteFile());
	}

	@ConversionServiceTest
	@WithResource(name = "com/example/test-file.txt", content = "test content")
	void convertWhenClasspathPrefixedReturnsFile(ConversionService conversionService) throws IOException {
		String resource = new ClassPathResource("com/example/test-file.txt").getURL().getFile();
		File file = convert(conversionService, "classpath:com/example/test-file.txt");
		assertThat(file).isNotNull();
		assertThat(file.getAbsoluteFile()).isEqualTo(new File(resource).getAbsoluteFile());
	}

	private @Nullable File convert(ConversionService conversionService, String source) {
		return conversionService.convert(source, File.class);
	}

	static Stream<? extends Arguments> conversionServices() {
		return ConversionServiceArguments
			.with((conversionService) -> conversionService.addConverter(new StringToFileConverter()));
	}

}