KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta 
How to use assertIsNotEmptyFile method of org.assertj.core.internal.Files class
Best Assertj code snippet using org.assertj.core.internal.Files.assertIsNotEmptyFile
Source:Paths_assertIsNotEmptyFile_Test.java 
...26import java.nio.file.Files;27import java.nio.file.Path;28import org.assertj.core.internal.PathsBaseTest;29import org.junit.jupiter.api.Test;30class Paths_assertIsNotEmptyFile_Test extends PathsBaseTest {31 @Test32 void should_fail_if_actual_is_null() {33 // WHEN34 AssertionError error = expectAssertionError(() -> paths.assertIsNotEmptyFile(info, null));35 // THEN36 then(error).hasMessage(actualIsNull());37 }38 @Test39 void should_fail_if_actual_does_not_exist() {40 // GIVEN41 Path actual = tempDir.resolve("non-existent");42 // WHEN43 AssertionError error = expectAssertionError(() -> paths.assertIsNotEmptyFile(info, actual));44 // THEN45 then(error).hasMessage(shouldExist(actual).create());46 }47 @Test48 void should_fail_if_actual_is_not_regular_file() throws IOException {49 // GIVEN50 Path actual = createDirectory(tempDir.resolve("directory"));51 // WHEN52 AssertionError error = expectAssertionError(() -> paths.assertIsNotEmptyFile(info, actual));53 // THEN54 then(error).hasMessage(shouldBeRegularFile(actual).create());55 }56 @Test57 void should_pass_if_actual_is_not_empty() throws IOException {58 // GIVEN59 Path actual = Files.write(tempDir.resolve("actual"), "content".getBytes());60 // WHEN/THEN61 paths.assertIsNotEmptyFile(info, actual);62 }63 @Test64 void should_fail_if_actual_is_empty() throws IOException {65 // GIVEN66 Path actual = createFile(tempDir.resolve("actual"));67 // WHEN68 AssertionError error = expectAssertionError(() -> paths.assertIsNotEmptyFile(info, actual));69 // THEN70 then(error).hasMessage(shouldNotBeEmpty(actual).create());71 }72 @Test73 void should_rethrow_IOException_as_UncheckedIOException() throws IOException {74 // GIVEN75 Path actual = createFile(tempDir.resolve("actual"));76 IOException exception = new IOException("boom!");77 given(nioFilesWrapper.size(actual)).willThrow(exception);78 // WHEN79 Throwable thrown = catchThrowable(() -> paths.assertIsNotEmptyFile(info, actual));80 // THEN81 then(thrown).isInstanceOf(UncheckedIOException.class)82 .hasCause(exception);83 }84}...
Source:Files_assertIsNotEmptyFile_Test.java
...25import static org.mockito.BDDMockito.given;26import static org.mockito.BDDMockito.verify;27import static org.mockito.BDDMockito.verifyNoInteractions;28/**29 * Tests for <code>{@link Files#assertIsNotEmptyFile(AssertionInfo, File)}</code>30 */31@DisplayName("Files assertIsNotEmptyFile")32class Files_assertIsNotEmptyFile_Test extends FilesBaseTest {33 @Test34 void should_pass_if_actual_is_not_empty() {35 // GIVEN36 given(actual.isFile()).willReturn(true);37 given(actual.length()).willReturn(1L);38 // WHEN39 files.assertIsNotEmptyFile(INFO, actual);40 // THEN41 verifyNoInteractions(failures);42 }43 @Test44 void should_fail_if_actual_is_empty() {45 // GIVEN46 given(actual.isFile()).willReturn(true);47 given(actual.length()).willReturn(0L);48 // WHEN49 expectAssertionError(() -> files.assertIsNotEmptyFile(INFO, actual));50 // THEN51 verify(failures).failure(INFO, shouldNotBeEmpty(actual));52 }53 @Test54 void should_fail_if_actual_is_a_directory() {55 // GIVEN56 given(actual.isFile()).willReturn(false);57 given(actual.length()).willReturn(1L);58 // WHEN59 expectAssertionError(() -> files.assertIsNotEmptyFile(INFO, actual));60 // THEN61 verify(failures).failure(INFO, shouldBeFile(actual));62 }63 @Test64 void should_fail_if_actual_is_null() {65 // GIVEN66 File actual = null;67 // WHEN68 AssertionError error = expectAssertionError(() -> files.assertIsNotEmptyFile(INFO, actual));69 // THEN70 then(error).hasMessage(actualIsNull());71 }72}...
assertIsNotEmptyFile
Using AI Code Generation
1import org.assertj.core.api.FileAssert;2import org.assertj.core.api.FileAssertBaseTest;3public class FileAssert_isNotEmptyFile_Test extends FileAssertBaseTest {4 protected FileAssert invoke_api_method() {5 return assertions.isNotEmptyFile();6 }7 protected void verify_internal_effects() {8 verify(files).assertIsNotEmptyFile(getInfo(assertions), getActual(assertions));9 }10}11import org.assertj.core.api.FileAssert;12import org.assertj.core.api.FileAssertBaseTest;13public class FileAssert_isNotEmptyFile_Test extends FileAssertBaseTest {14 protected FileAssert invoke_api_method() {15 return assertions.isNotEmptyFile();16 }17 protected void verify_internal_effects() {18 verify(files).assertIsNotEmptyFile(getInfo(assertions), getActual(assertions));19 }20}21import org.assertj.core.api.FileAssert;22import org.assertj.core.api.FileAssertBaseTest;23public class FileAssert_isNotEmptyFile_Test extends FileAssertBaseTest {24 protected FileAssert invoke_api_method() {25 return assertions.isNotEmptyFile();26 }27 protected void verify_internal_effects() {28 verify(files).assertIsNotEmptyFile(getInfo(assertions), getActual(assertions));29 }30}31import org.assertj.core.api.FileAssert;32import org.assertj.core.api.FileAssertBaseTest;33public class FileAssert_isNotEmptyFile_Test extends FileAssertBaseTest {34 protected FileAssert invoke_api_method() {35 return assertions.isNotEmptyFile();36 }37 protected void verify_internal_effects() {38 verify(files).assertIsNotEmptyFile(getInfo(assertions), getActual(assertions));39 }40}41import org.assertj.core.api.FileAssert;42import org.assertj.core.api.FileAssertBaseTest;43public class FileAssert_isNotEmptyFile_Test extends FileAssertBaseTest {44 protected FileAssert invoke_api_method() {45 return assertions.isNotEmptyFile();46 }
assertIsNotEmptyFile
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.IOException;6public class AssertIsNotEmptyFile {7 public void testAssertIsNotEmptyFile() throws IOException {8 Files files = Files.instance();9 File file = File.createTempFile("test", "txt");10 files.assertIsNotEmptyFile(Assertions.assertThat(file));11 }12}13at org.assertj.core.internal.Files.assertIsEmptyFile(Files.java:157)14at org.assertj.core.internal.Files.assertIsNotEmptyFile(Files.java:142)15at AssertIsNotEmptyFile.testAssertIsNotEmptyFile(AssertIsNotEmptyFile.java:15)16at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)17at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)18at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)19at java.lang.reflect.Method.invoke(Method.java:498)20at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)21at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)22at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)23at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)24at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)25at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)26at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)27at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)28at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)29at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)30at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)31at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)32at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)33at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268
assertIsNotEmptyFile
Using AI Code Generation
1package org.assertj.core.api;2import java.io.File;3import org.assertj.core.api.AbstractFileAssert;4public class FileAssert extends AbstractFileAssert<FileAssert, File> {5 public FileAssert(File file) {6 super(file, FileAssert.class);7 }8 public FileAssert isEmptyFile() {9 files.assertIsEmptyFile(info, actual);10 return this;11 }12 public FileAssert isNotEmptyFile() {13 files.assertIsNotEmptyFile(info, actual);14 return this;15 }16}17package org.assertj.core.api;18import java.io.File;19import org.assertj.core.api.AbstractFileAssert;20public class FileAssert extends AbstractFileAssert<FileAssert, File> {21 public FileAssert(File file) {22 super(file, FileAssert.class);23 }24 public FileAssert isEmptyFile() {25 files.assertIsEmptyFile(info, actual);26 return this;27 }28 public FileAssert isNotEmptyFile() {29 files.assertIsNotEmptyFile(info, actual);30 return this;31 }32}33package org.assertj.core.api;34import java.io.File;35import org.assertj.core.api.AbstractFileAssert;36public class FileAssert extends AbstractFileAssert<FileAssert, File> {37 public FileAssert(File file) {38 super(file, FileAssert.class);39 }40 public FileAssert isEmptyFile() {41 files.assertIsEmptyFile(info, actual);42 return this;43 }44 public FileAssert isNotEmptyFile() {45 files.assertIsNotEmptyFile(info, actual);46 return this;47 }48}49package org.assertj.core.api;50import java.io.File;51import org.assertj.core.api.AbstractFileAssert;52public class FileAssert extends AbstractFileAssert<FileAssert, File> {53 public FileAssert(File file) {54 super(file, FileAssert.class);55 }56 public FileAssert isEmptyFile() {57 files.assertIsEmptyFile(info, actual);58 return this;59 }60 public FileAssert isNotEmptyFile() {61 files.assertIsNotEmptyFile(info, actual);62 return this;63 }64}
assertIsNotEmptyFile
Using AI Code Generation
1import static org.assertj.core.api.Assertions.*;2import org.assertj.core.api.*;3import org.assertj.core.internal.*;4import org.junit.Test;5import java.io.File;6import java.io.IOException;7public class AssertIsNotEmptyFileTest {8 public void test() throws IOException {9 File file = new File("C:\\Users\\test\\Desktop\\test.txt");10 file.createNewFile();11 Files files = new Files();12 files.assertIsNotEmptyFile(info("test"), file);13 }14}15at org.assertj.core.error.ShouldBeEmptyFile.shouldBeEmptyFile(ShouldBeEmptyFile.java:14)16at org.assertj.core.internal.Files.assertIsNotEmptyFile(Files.java:135)17at org.assertj.core.internal.Files.assertIsNotEmptyFile(Files.java:124)18at AssertIsNotEmptyFileTest.test(AssertIsNotEmptyFileTest.java:17)19import static org.assertj.core.api.Assertions.*;20import org.assertj.core.api.*;21import org.assertj.core.internal.*;22import org.junit.Test;23import java.io.File;24import java.io.IOException;25public class AssertIsNotEmptyFileTest {26 public void test() throws IOException {27 File file = new File("C:\\Users\\test\\Desktop\\test.txt");28 file.createNewFile();29 AbstractFileAssert<?> fileAssert = assertThat(file);30 fileAssert.isNotEmptyFile();31 }32}33at org.assertj.core.error.ShouldBeEmptyFile.shouldBeEmptyFile(ShouldBeEmptyFile.java:14)34at org.assertj.core.internal.Files.assertIsNotEmptyFile(Files.java:135)35at org.assertj.core.internal.Files.assertIsNotEmptyFile(Files.java:124)
assertIsNotEmptyFile
Using AI Code Generation
1import static org.assertj.core.api.Assertions.*;2import static org.assertj.core.util.Files.*;3import java.io.File;4import java.io.IOException;5import org.junit.Test;6public class AssertIsNotEmptyFileDemo {7 public void testAssertIsNotEmptyFile() throws IOException {8 File file = new File("C:\\Users\\user\\Desktop\\file.txt");9 file.createNewFile();10 assertThat(file).isNotEmptyFile();11 }12}13assertIsNotEmptyFile(File actual)14assertIsNotEmptyFile(File actual, String message)15assertIsNotEmptyFile(File actual, String message, Object... args)16assertIsNotEmptyFile(File actual, String message, Object args)17assertIsNotEmptyFile(File actual, Throwable t)18assertIsNotEmptyFile(File actual, Throwable t, String message)19assertIsNotEmptyFile(File actual, Throwable t, String message, Object... args)20assertIsNotEmptyFile(File actual, Throwable t, String message, Object args)21assertIsNotEmptyFile(File actual, Throwable t, String message, Object... args)22assertIsNotEmptyFile(File actual, Throwable t, String message, Object args)23assertIsNotEmptyFile(File actual, Throwable t, String message, Object args)24assertIsNotEmptyFile(File actual, Throwable t, String message, Object... args)25assertIsNotEmptyFile(File actual, Throwable t, String message, Object args)26assertIsNotEmptyFile(File actual, Throwable t, String message, Object... args)
assertIsNotEmptyFile
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.Files;3import java.io.File;4public class Main {5 public static void main(String[] args) {6 File file = new File("C:\\Users\\user\\Documents\\test.txt");7 Files files = new Files();8 files.assertIsNotEmptyFile(Assertions.assertThat(file));9 }10}11 <File (C:\Users\user\Documents\test.txt)>12import org.assertj.core.api.Assertions;13import org.assertj.core.internal.Files;14import java.io.File;15public class Main {16 public static void main(String[] args) {17 File file = new File("C:\\Users\\user\\Documents\\test.txt");18 Files files = new Files();19 files.assertIsNotEmptyFile(Assertions.assertThat(file), "file is empty");20 }21}22 <File (C:\Users\user\Documents\test.txt)>23How to use assertIsFile() method of org.assertj.core.internal.Files class in Java?24How to use assertIsNotFile() method of org.assertj.core.internal.Files class in Java?25How to use assertIsNotReadable() method of org.assertj.core.internal.Files class in Java?26How to use assertIsNotWritable() method of org.assertj.core.internal.Files class in Java?27How to use assertIsReadable() method of org.assertj.core.internal.Files class in Java?28How to use assertIsWritable() method of org.assertj.core.internal.Files class in Java?29How to use assertHasBinaryContent() method of org.assertj.core.internal.Files class in Java?30How to use assertHasContent() method of org.assertj.core.internal.Files class in Java?31How to use assertHasContent(String) method of org.assertj.core.internal.Files class in Java?32How to use assertHasContent(String, Charset) method of org.assertj.core.internal.Files class in Java?33How to use assertHasContent(String, Charset, String) method of org.assertj.core.internal.Files class in Java?34How to use assertHasContent(String, String) method of org.assertj.core.internal.Files class in
Automation Testing Tutorials
Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
LambdaTest Learning Hubs:
- JUnit Tutorial
- TestNG Tutorial
- Webdriver Tutorial
- WebDriverIO Tutorial
- Protractor Tutorial
- Selenium 4 Tutorial
- Jenkins Tutorial
- NUnit Tutorial
- Jest Tutorial
- Playwright Tutorial
- Cypress Tutorial
- PyTest Tutorial
YouTube
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Run Assertj automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Most used method in Files
- Files
- instance
- assertSameContentAs
- assertSameBinaryContentAs
- assertHasBinaryContent
- assertHasSizeInBytes
- assertHasContent
- assertIsFile
- assertIsDirectory
- assertIsAbsolute
- assertIsRelative
- assertExists
- assertDoesNotExist
- assertCanWrite
- assertIsEmptyFile
- assertIsNotEmptyFile
- assertCanRead
- assertHasParent
- assertHasExtension
- assertHasNoExtension
- assertHasName
- assertHasNoParent
- assertHasDigest
- assertIsEmptyDirectory
- assertIsNotEmptyDirectory
- assertIsDirectoryContaining
- assertIsDirectoryRecursivelyContaining
- assertIsDirectoryNotContaining
- filterDirectory
- directoryContent
- isDirectoryRecursivelyContaining
- sortedRecursiveContent
- recursiveContentOf
- fileFilter
- assertNotNull
- getFileExtension
- verifyIsFile
- isAbsolutePath
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
