/** This method tests the {@code isNull} assertion method. */ @Test @NeedReload public void test_is_null() { Table table = new Table(source, "test2"); Changes changes = new Changes(table).setStartPointNow(); update("update test2 set var14 = 1 where var1 is null"); changes.setEndPointNow(); ChangeColumnValueAssert changeColumnValueAssert = assertThat(changes).change().column("var10").valueAtEndPoint(); ChangeColumnValueAssert changeColumnValueAssert2 = changeColumnValueAssert.isNull(); Assertions.assertThat(changeColumnValueAssert).isSameAs(changeColumnValueAssert2); TableColumnValueAssert tableColumnValueAssert = assertThat(table).column("var10").value(1); TableColumnValueAssert tableColumnValueAssert2 = tableColumnValueAssert.isNull(); Assertions.assertThat(tableColumnValueAssert).isSameAs(tableColumnValueAssert2); }