How to use fileFilter method of org.assertj.core.internal.Files class

Best Assertj code snippet using org.assertj.core.internal.Files.fileFilter

Source:Files_assertIsNotEmptyDirectory_Test.java

1/*2 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with3 * the License. You may obtain a copy of the License at4 *5 * http://www.apache.org/licenses/LICENSE-2.06 *7 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on8 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the9 * specific language governing permissions and limitations under the License.10 *11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.internal.files;14import static org.assertj.core.api.Assertions.assertThat;15import static org.assertj.core.api.Assertions.catchThrowableOfType;16import static org.assertj.core.api.BDDAssertions.then;17import static org.assertj.core.error.ShouldBeDirectory.shouldBeDirectory;18import static org.assertj.core.error.ShouldNotBeEmpty.shouldNotBeEmpty;19import static org.assertj.core.util.AssertionsUtil.expectAssertionError;20import static org.assertj.core.util.FailureMessages.actualIsNull;21import static org.assertj.core.util.Files.newFile;22import static org.assertj.core.util.Files.newFolder;23import static org.mockito.ArgumentMatchers.any;24import static org.mockito.BDDMockito.given;25import static org.mockito.Mockito.mock;26import static org.mockito.Mockito.verify;27import java.io.File;28import java.io.FileFilter;29import org.assertj.core.api.AssertionInfo;30import org.assertj.core.internal.Files;31import org.assertj.core.internal.FilesBaseTest;32import org.junit.jupiter.api.Test;33/**34 * Tests for <code>{@link Files#assertIsNotEmptyDirectory(AssertionInfo, File)}</code>35 *36 * @author Valeriy Vyrva37 */38class Files_assertIsNotEmptyDirectory_Test extends FilesBaseTest {39  @Test40  void should_pass_if_actual_is_not_empty() {41    // GIVEN42    File actual = newFolder(tempDir.getAbsolutePath() + "/folder");43    newFile(actual.getAbsolutePath() + "/Test.java");44    // THEN45    files.assertIsNotEmptyDirectory(INFO, actual);46  }47  @Test48  void should_fail_if_actual_is_empty() {49    // GIVEN50    File actual = newFolder(tempDir.getAbsolutePath() + "/folder");51    // WHEN52    expectAssertionError(() -> files.assertIsNotEmptyDirectory(INFO, actual));53    // THEN54    verify(failures).failure(INFO, shouldNotBeEmpty());55  }56  @Test57  void should_fail_if_actual_is_null() {58    // GIVEN59    File actual = null;60    // WHEN61    AssertionError error = expectAssertionError(() -> files.assertIsNotEmptyDirectory(INFO, actual));62    // THEN63    then(error).hasMessage(actualIsNull());64  }65  @Test66  void should_fail_if_actual_does_not_exist() {67    // GIVEN68    File actual = new File("xyz");69    // WHEN70    expectAssertionError(() -> files.assertIsNotEmptyDirectory(INFO, actual));71    // THEN72    verify(failures).failure(INFO, shouldBeDirectory(actual));73  }74  @Test75  void should_fail_if_actual_exists_but_is_not_directory() {76    // GIVEN77    File actual = newFile(tempDir.getAbsolutePath() + "/Test.java");78    // WHEN79    expectAssertionError(() -> files.assertIsNotEmptyDirectory(INFO, actual));80    // THEN81    verify(failures).failure(INFO, shouldBeDirectory(actual));82  }83  // use mock as it's hard to simulate listFiles(FileFilter.class) to return null84  @Test85  void should_throw_error_on_null_listing() {86    // GIVEN87    File actual = mock(File.class);88    given(actual.exists()).willReturn(true);89    given(actual.isDirectory()).willReturn(true);90    given(actual.listFiles(any(FileFilter.class))).willReturn(null);91    // WHEN92    Throwable error = catchThrowableOfType(() -> files.assertIsNotEmptyDirectory(INFO, actual), NullPointerException.class);93    // THEN94    assertThat(error).hasMessage("Directory listing should not be null");95  }96}...

Source:Files_assertIsEmptyDirectory_Test.java

1/*2 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with3 * the License. You may obtain a copy of the License at4 *5 * http://www.apache.org/licenses/LICENSE-2.06 *7 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on8 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the9 * specific language governing permissions and limitations under the License.10 *11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.internal.files;14import static org.assertj.core.api.Assertions.catchThrowableOfType;15import static org.assertj.core.api.BDDAssertions.then;16import static org.assertj.core.error.ShouldBeDirectory.shouldBeDirectory;17import static org.assertj.core.error.ShouldBeEmptyDirectory.shouldBeEmptyDirectory;18import static org.assertj.core.util.AssertionsUtil.expectAssertionError;19import static org.assertj.core.util.FailureMessages.actualIsNull;20import static org.assertj.core.util.Files.newFile;21import static org.assertj.core.util.Files.newFolder;22import static org.assertj.core.util.Lists.list;23import static org.mockito.ArgumentMatchers.any;24import static org.mockito.BDDMockito.given;25import static org.mockito.Mockito.mock;26import static org.mockito.Mockito.verify;27import java.io.File;28import java.io.FileFilter;29import java.util.List;30import org.assertj.core.internal.FilesBaseTest;31import org.junit.jupiter.api.Test;32/**33 * @author Valeriy Vyrva34 */35class Files_assertIsEmptyDirectory_Test extends FilesBaseTest {36  @Test37  void should_pass_if_actual_is_empty() {38    // GIVEN39    File actual = newFolder(tempDir.getAbsolutePath() + "/folder");40    // THEN41    files.assertIsEmptyDirectory(INFO, actual);42  }43  @Test44  void should_fail_if_actual_is_not_empty() {45    // GIVEN46    File actual = newFolder(tempDir.getAbsolutePath() + "/folder");47    File file = newFile(actual.getAbsolutePath() + "/Test.java");48    List<File> items = list(file);49    // WHEN50    expectAssertionError(() -> files.assertIsEmptyDirectory(INFO, actual));51    // THEN52    verify(failures).failure(INFO, shouldBeEmptyDirectory(actual, items));53  }54  @Test55  void should_fail_if_actual_is_null() {56    // GIVEN57    File actual = null;58    // WHEN59    AssertionError error = expectAssertionError(() -> files.assertIsEmptyDirectory(INFO, actual));60    // THEN61    then(error).hasMessage(actualIsNull());62  }63  @Test64  void should_fail_if_actual_does_not_exist() {65    // GIVEN66    File actual = new File("xyz");67    // WHEN68    expectAssertionError(() -> files.assertIsEmptyDirectory(INFO, actual));69    // THEN70    verify(failures).failure(INFO, shouldBeDirectory(actual));71  }72  @Test73  void should_fail_if_actual_exists_but_is_not_a_directory() {74    // GIVEN75    File actual = newFile(tempDir.getAbsolutePath() + "/Test.java");76    // WHEN77    expectAssertionError(() -> files.assertIsEmptyDirectory(INFO, actual));78    // THEN79    verify(failures).failure(INFO, shouldBeDirectory(actual));80  }81  // use mock as it's hard to simulate listFiles(FileFilter.class) to return null82  @Test83  void should_throw_error_on_null_listing() {84    // GIVEN85    File actual = mock(File.class);86    given(actual.exists()).willReturn(true);87    given(actual.isDirectory()).willReturn(true);88    given(actual.listFiles(any(FileFilter.class))).willReturn(null);89    // WHEN90    Throwable error = catchThrowableOfType(() -> files.assertIsEmptyDirectory(INFO, actual), NullPointerException.class);91    // THEN92    then(error).hasMessage("Directory listing should not be null");93  }94}...

fileFilter

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatExceptionOfType;3import static org.assertj.core.api.Assertions.assertThatNullPointerException;4import static org.assertj.core.api.Assertions.assertThatThrownBy;5import static org.assertj.core.api.Assertions.catchThrowable;6import static org.assertj.core.api.Assertions.contentOf;7import static org.assertj.core.api.Assertions.entry;8import static org.assertj.core.api.Assertions.extractProperty;9import static org.assertj.core.api.Assertions.fail;10import static org.assertj.core.api.Assertions.filter;11import static org.assertj.core.api.Assertions.hasEntry;12import static org.assertj.core.api.Assertions.hasItems;13import static org.assertj.core.api.Assertions.hasSize;14import static org.assertj.core.api.Assertions.in;15import static org.assertj.core.api.Assertions.not;16import static org.assertj.core.api.Assertions.notIn;17import static org.assertj.core.api.Assertions.tuple;18import static org.assertj.core.api.Assertions.within;19import static org.assertj.core.api.Assertions.withinPercentage;20import static org.assertj.core.api.Assertions.withinPrecision;21import static org.assertj.core.api.Assertions.withinTolerance;22import static org.assertj.core.api.Assertions.withinToleranceOf;23import static org.assertj.core.api.Assertions.withinToleranceOfPercentage;24import static org.assertj.core.api.Assertions.withinToleranceOfPercentageOf;25import static org.assertj.core.api.Assertions.withinToleranceOfPercentageOfValue;26import static org.assertj.core.api.Assertions.withinToleranceOfValue;27import static org.assertj.core.api.BDDAssertions.then;28import static org.assertj.core.api.BDDAss

fileFilter

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Files;3import org.junit.Test;4import java.io.File;5import java.io.FilenameFilter;6public class FileFilterTest {7    public void testFileFilter() {8        FileFilter fileFilter = new FileFilter();9        File file = new File("C:\\Users\\Bhagyashree\\Desktop\\file1.txt");10        Assertions.assertThat(fileFilter.fileFilter(file)).isTrue();11    }12}13at org.junit.Assert.assertEquals(Assert.java:115)14at org.junit.Assert.assertEquals(Assert.java:144)15at com.bhagyashree.junit.FileFilterTest.testFileFilter(FileFilterTest.java:17)

fileFilter

Using AI Code Generation

1public void testFileFilter() {2    Files files = new Files();3    FileFilter fileFilter = new FileFilter() {4        public boolean accept(File pathname) {5            return false;6        }7    };8    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> files.assertFileFilter(info, file, fileFilter)).withMessage(shouldBeFile(file).create());9}10public void testFileFilter() {11    Files files = new Files();12    FileFilter fileFilter = new FileFilter() {13        public boolean accept(File pathname) {14            return false;15        }16    };17    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> files.assertFileFilter(info, file, fileFilter)).withMessage(shouldBeFile(file).create());18}19public void testFileFilter() {20    Files files = new Files();21    FileFilter fileFilter = new FileFilter() {22        public boolean accept(File pathname) {23            return false;24        }25    };26    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> files.assertFileFilter(info, file, fileFilter)).withMessage(shouldBeFile(file).create());27}28public void testFileFilter() {29    Files files = new Files();30    FileFilter fileFilter = new FileFilter() {31        public boolean accept(File pathname) {32            return false;33        }34    };35    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> files.assertFileFilter(info, file, fileFilter)).withMessage(shouldBeFile(file).create());36}37public void testFileFilter() {38    Files files = new Files();39    FileFilter fileFilter = new FileFilter() {40        public boolean accept(File pathname) {41            return false;42        }43    };

fileFilter

Using AI Code Generation

1public class Test {2    public static void main(String[] args) {3        FileFilter fileFilter = new FileFilter() {4            public boolean accept(File pathname) {5                return pathname.getName().endsWith(".java");6            }7        };8        assertThat(new File("/home/abc/xyz/")).fileFilter(fileFilter);9    }10}11	at org.junit.Assert.assertEquals(Assert.java:115)12	at org.junit.Assert.assertEquals(Assert.java:144)13	at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:81)14	at org.assertj.core.api.AbstractFileAssert.hasName(AbstractFileAssert.java:90)15	at org.assertj.core.api.AbstractFileAssert.hasName(AbstractFileAssert.java:28)16	at org.assertj.core.api.AbstractFileAssert.fileFilter(AbstractFileAssert.java:103)17	at Test.main(Test.java:16)18public void fileFilter(File actual, FileFilter filter) {19    assertNotNull(info, actual);20    assertNotNull(info, filter);21    if (!filter.accept(actual)) {22      throw failures.failure(info, shouldHaveName(actual, filter.accept(actual)));23    }24  }25public static ErrorMessageFactory shouldHaveName(File actual, boolean accepted) {26    return new ShouldHaveName(actual, accepted);27  }

fileFilter

Using AI Code Generation

1package org.assertj.core.internal;2import org.junit.Test;3import java.io.File;4import static org.assertj.core.api.Assertions.assertThat;5import static org.assertj.core.api.Assertions.assertThatExceptionOfType;6public class Files_fileFilter_Test {7  public void should_throw_error_if_given_file_is_null() {8    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> Files.instance().fileFilter(null, null))9                                                   .withMessage("The file to filter should not be null");10  }11  public void should_throw_error_if_given_fileFilter_is_null() {12    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> Files.instance().fileFilter(new File("xyz"), null))13                                                   .withMessage("The file filter should not be null");14  }15  public void should_return_true_if_given_file_matches_given_fileFilter() {16    assertThat(Files.instance().fileFilter(new File("xyz"), (dir, name) -> name.startsWith("x"))).isTrue();17  }18  public void should_return_false_if_given_file_does_not_match_given_fileFilter() {19    assertThat(Files.instance().fileFilter(new File("xyz"), (dir, name) -> name.startsWith("y"))).isFalse();20  }21}22package org.assertj.core.internal;23import org.junit.Test;24import java.io.File;25import static org.assertj.core.api.Assertions.assertThat;26import static org.assertj.core.api.Assertions.assertThatExceptionOfType;27public class Files_fileFilter_Test {28  public void should_throw_error_if_given_file_is_null() {29    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> Files.instance().fileFilter(null, null))30                                                   .withMessage("The file to filter should not be null");31  }32  public void should_throw_error_if_given_fileFilter_is_null() {33    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> Files.instance().fileFilter(new File("xyz"), null))34                                                   .withMessage("The file filter should not be null");35  }36  public void should_return_true_if_given_file_matches_given_fileFilter() {37    assertThat(Files.instance().fileFilter(new File("xyz"), (dir, name) -> name.startsWith("x"))).isTrue();38  }

fileFilter

Using AI Code Generation

1import java.io.File;2import java.io.FileFilter;3import java.io.FilenameFilter;4import java.util.Arrays;5import java.util.List;6import org.assertj.core.api.Assertions;7import org.junit.Test;8public class FileFilterTest {9    public void test() {10        FileFilter fileFilter = new FileFilter() {11            public boolean accept(File pathname) {12                return pathname.getName().endsWith(".java");13            }14        };15        File dir = new File("C:\\Users\\hp\\Desktop\\1");16        File[] files = dir.listFiles(fileFilter);17        List<File> file = Arrays.asList(files);18        Assertions.assertThat(file).hasSize(1);19    }20}

fileFilter

Using AI Code Generation

1FileFilter fileFilter = new FileFilter() {2    public boolean accept(File file) {3        return file.getName().endsWith(".java");4    }5};6File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);7FileFilter fileFilter = new FileFilter() {8    public boolean accept(File file) {9        return file.getName().endsWith(".java");10    }11};12File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);13The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:14FileFilter fileFilter = new FileFilter() {15    public boolean accept(File file) {16        return file.getName().endsWith(".java");17    }18};19File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);20The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:21FileFilter fileFilter = new FileFilter() {22    public boolean accept(File file) {23        return file.getName().endsWith(".java");24    }25};26File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);27The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:28FileFilter fileFilter = new FileFilter() {29    public boolean accept(File file) {30        return file.getName().endsWith(".java");31    }32};33File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);34The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:

fileFilter

Using AI Code Generation

1package org.kodejava.example.commons.io;2import org.apache.commons.io.FileUtils;3import org.apache.commons.io.filefilter.DirectoryFileFilter;4import org.apache.commons.io.filefilter.TrueFileFilter;5import java.io.File;6import java.util.Collection;7public class FileFilterExample {8    public static void main(String[] args) {9        File dir = new File("/home/mkyong");10        Collection<File> files = FileUtils.listFilesAndDirs(dir,11                TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);12        Collection<File> dirs = FileUtils.listFilesAndDirs(dir,13                DirectoryFileFilter.DIRECTORY, TrueFileFilter.INSTANCE);14        System.out.println("All files and directories under " + dir);15        for (File file : files) {16            System.out.println(file);17        }18        System.out.println();19        System.out.println("All directories under " + dir);20        for (File file : dirs) {21            System.out.println(file);22        }23    }24}25Latest Posts Latest posts by admin see all) Java String indexOf() Method - October 12, 201726Java String lastIndexOf() Method - October 12, 201727Java String replace() Method - October 12, 2017

fileFilter

Using AI Code Generation

1import org.assertj.core.internal.Files;2import java.io.File;3import java.util.List;4public class fileFilter {5    public static void main(String[] args) {6        Files files = new Files();7        File file = new File("C:\\Users\\sudhanshu\\Desktop\\test");8        FileFilter fileFilter = new FileFilter() {9            public boolean accept(File pathname) {10                return pathname.getName().startsWith("test");11            }12        };13        List<File> filteredFiles = files.fileFilter(fileFilter, file);14        for(File f: filteredFiles){15            System.out.println(f.getName());16        }17    }18}

fileFilter

Using AI Code Generation

1package org.kodejava.example.commons.io;2import org.apache.commons.io.FileUtils;3import org.apache.commons.io.filefilter.DirectoryFileFilter;4import org.apache.commons.io.filefilter.TrueFileFilter;5import java.io.File;6import java.util.Collection;7public class FileFilterExample {8    public static void main(String[] args) {9        File dir = new File("/home/mkyong");10        Collection<File> files = FileUtils.listFilesAndDirs(dir,11                TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);12        Collection<File> dirs = FileUtils.listFilesAndDirs(dir,13                DirectoryFileFilter.DIRECTORY, TrueFileFilter.INSTANCE);14        System.out.println("All files and directories under " + dir);15        for (File file : files) {16            System.out.println(file);17        }18        System.out.println();19        System.out.println("All directories under " + dir);20        for (File file : dirs) {21            System.out.println(file);22        }23    }24}25Latest Posts Latest posts by admin see all) Java String indexOf() Method - October 12, 201726Java String lastIndexOf() Method - October 12, 201727Java String replace() Method - October 12, 2017

fileFilter

Using AI Code Generation

1import java.io.File;2import java.io.FileFilter;3import java.io.FilenameFilter;4import java.util.Arrays;5import java.util.List;6import org.assertj.core.api.Assertions;7import org.junit.Test;8public class FileFilterTest {9    public void test() {10        FileFilter fileFilter = new FileFilter() {11            public boolean accept(File pathname) {12                return pathname.getName().endsWith(".java");13            }14        };15        File dir = new File("C:\\Users\\hp\\Desktop\\1");16        File[] files = dir.listFiles(fileFilter);17        List<File> file = Arrays.asList(files);18        Assertions.assertThat(file).hasSize(1);19    }20}

fileFilter

Using AI Code Generation

1FileFilter fileFilter = new FileFilter() {2    public boolean accept(File file) {3        return file.getName().endsWith(".java");4    }5};6File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);7FileFilter fileFilter = new FileFilter() {8    public boolean accept(File file) {9        return file.getName().endsWith(".java");10    }11};12File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);13The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:14FileFilter fileFilter = new FileFilter() {15    public boolean accept(File file) {16        return file.getName().endsWith(".java");17    }18};19File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);20The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:21FileFilter fileFilter = new FileFilter() {22    public boolean accept(File file) {23        return file.getName().endsWith(".java");24    }25};26File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);27The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:28FileFilter fileFilter = new FileFilter() {29    public boolean accept(File file) {30        return file.getName().endsWith(".java");31    }32};33File[] javaFiles = files.assertFileFilter(info, actual, fileFilter);34The following example shows how to use the org.assertj.core.internal.Files#assertFileFilter(org.assertj.core.api.AssertionInfo, java.io.File, java.io.FileFilter) method:

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