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&tag(JUnit4);
public static <T> void assertThat(T actual, Matcher<T> matcher) {
assertThat("", actual, matcher);
}
public static <T> void assertThat(String reason, T actual,
Matcher<T> matcher) {
if (!matcher.matches(actual)) {
Description description= new StringDescription();
description.appendText(reason);
description.appendText("\nExpected: ");
description.appendDescriptionOf(matcher);
description.appendText("\n got: ");
description.appendValue(actual);
description.appendText("\n");
throw new java.lang.AssertionError(description.toString());
}
}
assertThat(1 + 2, is(3));
assertThat("yes we have no bananas", containsString("bananas")); #=> OK
