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How to use Assertions method of org.assertj.core.api.Assertions class

Best Assertj code snippet using org.assertj.core.api.Assertions.Assertions

Source:AssertionsCompletenessCheck.java

1import org.fest.assertions.BooleanAssert;2import org.junit.Test;3import org.mockito.Mockito;4import org.fest.assertions.Assertions;5import java.util.Comparator;6import java.util.List;7import static org.fest.assertions.Assertions.assertThat;8import static org.hamcrest.Matchers.is;9import static org.junit.Assert.assertThat;10class AssertionsCompleteness {11  @Test12  public void noncompliant() {13    // Fest14    org.fest.assertions.Assertions.assertThat(false).as("foo"); // Noncompliant [[sc=5;ec=46]] {{Complete the assertion.}}15    org.fest.assertions.Assertions.assertThat(false); // Noncompliant16    Assertions.assertThat(false); // Noncompliant17    // Mockito18    List mockedList = Mockito.mock(List.class);19    mockedList.add("one");20    mockedList.clear();21    Mockito.verify(mockedList); // Noncompliant22  }23  @Test24  public void compliant() {25    org.fest.assertions.Assertions.assertThat(true).isTrue(); // Compliant26    assertThat(AssertionsCompleteness.toString()).hasSize(0); // Compliant27    assertThat(AssertionsCompleteness.toString()).as("aa").hasSize(0); // Compliant28    // junit29    assertThat(3, is(3));30    // Mockito31    List mockedList = Mockito.mock(List.class);32    mockedList.add("one");33    mockedList.clear();34    Mockito.verify(mockedList).add("one"); // Compliant35    Mockito.verify(mockedList).clear(); // Compliant36    ForMock forMock = new ForMock();37    Mockito.verify(forMock).assign(""); // Compliant38  }39  private static class ForMock {40    void assign(String s){}41  }42  private BooleanAssert check(String filename, String key) {43    // Compliant, no issue is raised for return statements and variable assignments to allow helper methods44    BooleanAssert result = org.fest.assertions.Assertions.assertThat(filename.contains(key));45    return org.fest.assertions.Assertions.assertThat(filename.contains(key));46  }47  @Test48  public void test() {49    check("foo.txt", "key1").isTrue();50    check("bar.txt", "key2").isTrue();51  }52  @Test53  public void assertj() {54    org.assertj.core.api.Assertions.assertThat(1).isGreaterThan(0);55    org.assertj.core.api.Assertions.assertThat(1); // Noncompliant56    org.assertj.core.api.Assertions.assertThat(1).withThreadDumpOnError().isGreaterThan(0);57    org.assertj.core.api.Assertions.assertThat(1).withThreadDumpOnError(); // Noncompliant58    org.assertj.core.api.Assertions.assertThat(1).overridingErrorMessage("error").isGreaterThan(0);59    org.assertj.core.api.Assertions.assertThat(1).overridingErrorMessage("error"); // Noncompliant60    org.assertj.core.api.Assertions.assertThat(1).usingDefaultComparator().isGreaterThan(0);61    org.assertj.core.api.Assertions.assertThat(1).usingDefaultComparator(); // Noncompliant62    Comparator customComparator = null;63    org.assertj.core.api.Assertions.assertThat(1).usingComparator(customComparator).isGreaterThanOrEqualTo(0);64    org.assertj.core.api.Assertions.assertThat(1).usingComparator(customComparator); // Noncompliant65    org.assertj.core.api.Assertions.assertThat("a").asString().hasSize(1);66    org.assertj.core.api.Assertions.assertThat("a").asString(); // Noncompliant67    List a = null;68    org.assertj.core.api.Assertions.assertThat(a).asList().hasSize(0);69    org.assertj.core.api.Assertions.assertThat(a).asList(); // Noncompliant70    org.assertj.core.api.SoftAssertions softly = new org.assertj.core.api.SoftAssertions();71    softly.assertThat(1); // Noncompliant72    softly.assertAll();73  }74}...

Assertions

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import static org.hamcrest.MatcherAssert.assertThat;3import static org.hamcrest.Matchers.*;4import org.hamcrest.Matchers;5import org.hamcrest.MatcherAssert;6import org.hamcrest.MatcherAssert;7import org.hamcrest.Matchers;8import org.junit.Test;9public class HamcrestAssertJTest {10    public void testAssertThat() {11        assertThat(4, equalTo(4));12        assertThat(4, is(equalTo(4)));13        assertThat(4, is(not(equalTo(5))));14        assertThat(4, is(greaterThan(3)));15        assertThat(4, is(greaterThanOrEqualTo(4)));16        assertThat(4, is(lessThan(5)));17        assertThat(4, is(lessThanOrEqualTo(4)));18        assertThat(4, is(not(lessThan(3))));19        assertThat(4, is(not(greaterThan(5))));20    }21    public void testAssertThatWithMatcher() {22        assertThat(4, is(Matchers.<Integer>anyOf(equalTo(3), equalTo(4), equalTo(5))));23        assertThat(4, is(Matchers.<Integer>allOf(greaterThan(3), lessThan(5))));24        assertThat(4, is(Matchers.<Integer>not(equalTo(5))));25    }26    public void testAssertThatWithMatcher2() {27        assertThat(4, is(Matchers.<Integer>anyOf(equalTo(3), equalTo(4), equalTo(5))));28        assertThat(4, is(Matchers.<Integer>allOf(greaterThan(3), lessThan(5))));29        assertThat(4, is(Matchers.<Integer>not(equalTo(5))));30    }31    public void testAssertThatWithMatcher3() {32        assertThat(4, is(Matchers.<Integer>anyOf(equalTo(3), equalTo(

Assertions

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2assertThat(1).isEqualTo(1);3assertThat(1).isNotEqualTo(2);4assertThat(1).isBetween(0, 2);5assertThat(1).isNotBetween(2, 3);6assertThat(1).isLessThan(2);7assertThat(1).isLessThanOrEqualTo(2);8assertThat(1).isLessThanOrEqualTo(1);9assertThat(1).isGreaterThan(0);10assertThat(1).isGreaterThanOrEqualTo(0);11assertThat(1).isGreaterThanOrEqualTo(1);12assertThat(1).isIn(1, 2, 3);13assertThat(1).isNotIn(2, 3, 4);14assertThat(1).isIn(1);15assertThat(1).isNotIn(2);16assertThat(1).isCloseTo(0.5, withinPercentage(50));17assertThat(1).isCloseTo(1.5, withinPercentage(50));18assertThat(1).isCloseTo(0.5, withinPercentage(51));19assertThat(1).isCloseTo(1.5, withinPercentage(49));20assertThat(1).isCloseTo(0.5, within(0.5));21assertThat(1).isCloseTo(1.5, within(0.5));22assertThat(1).isCloseTo(0.5, within(0.6));23assertThat(1).isCloseTo(1.5, within(0.4));24assertThat(1).isCloseTo(0.5, offset(0.5));25assertThat(1).isCloseTo(1.5, offset(0.5));26assertThat(1).isCloseTo(0.5, offset(0.6));27assertThat(1).isCloseTo(1.5, offset(0.4));28assertThat(1).isCloseTo(0.5, within(0.5).of(1));29assertThat(1).isCloseTo(1.5, within(0.5).of(1));30assertThat(1).isCloseTo(0.5, within(0.6).of(1));31assertThat(1).isCloseTo(1.5, within(0.4).of(1));32assertThat(1).isCloseTo

Assertions

Using AI Code Generation

1Assertions.assertThat(string).isNotNull().isNotEmpty();2Assert.assertNotNull(string);3Assert.assertTrue(string.length() > 0);4Assert.assertNull(string);5Assert.assertTrue(string.length() == 0);6Assertions.assertThat(string).isNull();7Assertions.assertThat(string).isEmpty();8Assert.assertNull(string);9Assert.assertTrue(string.length() == 0);10Assertions.assertThat(string).isNull();11Assertions.assertThat(string).isEmpty();12Assert.assertNull(string);13Assert.assertTrue(string.length() == 0);14Assertions.assertThat(string).isNull();15Assertions.assertThat(string).isEmpty();16Assert.assertNull(string);17Assert.assertTrue(string.length() == 0);18Assertions.assertThat(string).isNull();19Assertions.assertThat(string).isEmpty();20Assert.assertNull(string);21Assert.assertTrue(string.length() == 0);22Assertions.assertThat(string).isNull();23Assertions.assertThat(string).isEmpty();24Assert.assertNull(string);25Assert.assertTrue(string.length() == 0);26Assertions.assertThat(string).isNull();

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