How to use Files_contentOf_Test class of org.assertj.core.util package

Best Assertj code snippet using org.assertj.core.util.Files_contentOf_Test

Source:Files_contentOf_Test.java

...24 * Tests for {@link Files#contentOf(File, Charset)} and {@link Files#contentOf(File, String)}.25 * 26 * @author Olivier Michallat27 */28class Files_contentOf_Test {29  private final File sampleFile = new File("src/test/resources/utf8.txt");30  private final String expectedContent = "A text file encoded in UTF-8, with diacritics:\nÃ© Ã ";31  @Test32  void should_throw_exception_if_charset_is_null() {33    Charset charset = null;34    assertThatNullPointerException().isThrownBy(() -> Files.contentOf(new File("test"), charset));35  }36  @Test37  void should_throw_exception_if_charset_name_does_not_exist() {38    assertThatIllegalArgumentException().isThrownBy(() -> Files.contentOf(new File("test"), "Klingon"));39  }40  @Test41  void should_throw_exception_if_file_not_found() {42    File missingFile = new File("missing.txt");...

Files_contentOf_Test

Using AI Code Generation

1public class Files_contentOf_Test {2  public void should_throw_error_if_file_does_not_exist() {3    assertThatExceptionOfType(FileNotFoundException.class).isThrownBy(() -> Files.contentOf(new File("xyz"))).withMessage("File:<xyz> does not exist");4  }5  public void should_return_empty_string_if_file_is_empty() throws IOException {6    File tempFile = createTempFile();7    try {8      assertThat(Files.contentOf(tempFile)).isEmpty();9    } finally {10      delete(tempFile);11    }12  }13  public void should_return_content_of_file() throws IOException {14    File tempFile = createTempFile("hello", "world");15    try {16      assertThat(Files.contentOf(tempFile)).isEqualTo("helloworld");17    } finally {18      delete(tempFile);19    }20  }21  private static File createTempFile() throws IOException {22    File tempFile = File.createTempFile("assertj", "test");23    tempFile.deleteOnExit();24    return tempFile;25  }26  private static File createTempFile(String... lines) throws IOException {27    File tempFile = createTempFile();28    try (PrintWriter writer = new PrintWriter(tempFile)) {29      for (String line : lines) {30        writer.println(line);31      }32    }33    return tempFile;34  }35  private static void delete(File file) {36    if (!file.delete()) file.deleteOnExit();37  }38}39import org.assertj.core.util.Files;40import org.assertj.core.util.Files_contentOf_Test;41import static org.assertj.core.api.Assertions.assertThat;42public class Files_contentOf_Test {43  public void should_throw_error_if_file_does_not_exist() {44    assertThatExceptionOfType(FileNotFoundException.class).isThrownBy(() -> Files.contentOf(new File("xyz"))).withMessage("File:<xyz> does not exist");45  }46  public void should_return_empty_string_if_file_is_empty() throws IOException {47    File tempFile = createTempFile();48    try {49      assertThat(Files.contentOf(tempFile)).isEmpty

Files_contentOf_Test

Using AI Code Generation

1public void testContentOf() throws IOException {2  assertThat(Files_contentOf_Test.contentOf(new File("C:\\test\\test.txt"))).isEqualTo("Hello World");3}4at org.junit.Assert.assertEquals(Assert.java:115)5at org.junit.Assert.assertEquals(Assert.java:144)6at com.test.Files_contentOf_Test.testContentOf(Files_contentOf_Test.java:21)7at org.junit.Assert.assertEquals(Assert.java:115)8at org.junit.Assert.assertEquals(Assert.java:144)9at com.test.Files_contentOf_Test.testContentOf(Files_contentOf_Test.java:21)10package com.test;11import static org.assertj.core.api.Assertions.assertThat;12import java.io.File;13import org.assertj.core.util.Files;14import org.junit.Test;15public class Files_contentOf_Test {16  public static String contentOf(File file) throws IOException {17    return new String(Files.contentOf(file, UTF_8));18  }19}20at org.junit.Assert.assertEquals(Assert.java:115)21at org.junit.Assert.assertEquals(Assert.java:144)22at com.test.Files_contentOf_Test.testContentOf(Files_contentOf_Test.java:21)

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