error: The method assertThat(T, Matcher<? super T>) in the type MatcherAssert is not applicable for the arguments (List<String>, Matcher<Iterable<Integer>>)
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.equalTo;
boolean a;
boolean b;
// all statements test the same
assertThat(a, equalTo(b));
assertThat(a, is(equalTo(b)));
assertThat(a, is(b));error: The method assertThat(T, Matcher<? super T>) in the type MatcherAssert is not applicable for the arguments (List<String>, Matcher<Iterable<Integer>>)
assertTrue(result instanceof String);
// error message:
java.lang.AssertionError
at org.junit.Assert.fail(Assert.java:86)
at org.junit.Assert.assertTrue(Assert.java:41)
at org.junit.Assert.assertTrue(Assert.java:52)
// ...
assertEquals(String.class, result.getClass());
// error message:
java.lang.NullPointerException
at com.vogella.hamcrest.HamcrestTest.test(HamcrestTest.java:30)
// ....
assertThat(result, instanceOf(String.class));
// error message:
java.lang.AssertionError:
Expected: an instance of java.lang.String
but: null
at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:20)
at org.hamcrest.MatcherAssert.assertThat(MatcherAssert.java:8)
// ...error: The method assertThat(T, Matcher<? super T>) in the type MatcherAssert is not applicable for the arguments (List<String>, Matcher<Iterable<Integer>>)
// JUnit 4 for equals check
assertEquals(expected, actual);
// Hamcrest for equals check
assertThat(actual, is(equalTo(expected)));
// JUnit 4 for not equals check
assertNotEquals(expected, actual)
// Hamcrest for not equals check
assertThat(actual, is(not(equalTo(expected))));error: The method assertThat(T, Matcher<? super T>) in the type MatcherAssert is not applicable for the arguments (List<String>, Matcher<Iterable<Integer>>)
assertThat("test", anyOf(is("testing"), containsString("est")));Copyright © 2021 Codeinu
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