How to use IntArrayAssert_containsOnlyOnce_with_Integer_array_Test class of org.assertj.core.api.intarray package

Best Assertj code snippet using org.assertj.core.api.intarray.IntArrayAssert_containsOnlyOnce_with_Integer_array_Test

Source:IntArrayAssert_containsOnlyOnce_with_Integer_array_Test.java

...23 * Tests for <code>{@link IntArrayAssert#containsOnlyOnce(Integer[])}</code>.24 *25 * @author Omar Morales Ortega26 */27class IntArrayAssert_containsOnlyOnce_with_Integer_array_Test extends IntArrayAssertBaseTest {28  @Test29  void should_fail_if_values_is_null() {30    // GIVEN31    Integer[] values = null;32    // WHEN33    Throwable thrown = catchThrowable(() -> assertions.containsOnlyOnce(values));34    // THEN35    then(thrown).isInstanceOf(NullPointerException.class)36                .hasMessage(shouldNotBeNull("values").create());37  }38  @Override39  protected IntArrayAssert invoke_api_method() {40    return assertions.containsOnlyOnce(new Integer[] { 1, 2 });41  }...

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