void () { <warning descr="'assertTrue()' can be simplified to 'assertEquals()'">assertTrue</warning>(3 == 4); <warning descr="'assertEquals()' can be simplified to 'assertFalse()'">assertEquals</warning>(false, new Object() != null); <warning descr="'assertTrue()' can be simplified to 'fail()'">assertTrue</warning>(false); <warning descr="'assertFalse()' can be simplified to 'fail()'">assertFalse</warning>("foo", true); Boolean b = true; <warning descr="'assertTrue()' can be simplified to 'assertEquals()'">assertTrue</warning>(b == true); int i1 = 0; int i2 = 0; <warning descr="'assertFalse()' can be simplified to 'assertNotEquals()'">assertFalse</warning>(i1 == i2); //difference with junit 5 org.junit.jupiter.api.Assertions.assertFalse(i1 == i2); org.junit.jupiter.api.Assertions.<warning descr="'assertFalse()' can be simplified to 'assertNotEquals()'">assertFalse</warning>(new Object().equals(new Object())); Object x = new Object(); <warning descr="'assertTrue()' can be simplified to 'assertNull()'">assertTrue</warning>(x == null); <warning descr="'assertTrue()' can be simplified to 'assertNotNull()'">assertTrue</warning>(x != null); <warning descr="'assertFalse()' can be simplified to 'assertNotNull()'">assertFalse</warning>(x == null); <warning descr="'assertFalse()' can be simplified to 'assertNull()'">assertFalse</warning>(x != null); Object y = x; <warning descr="'assertTrue()' can be simplified to 'assertSame()'">assertTrue</warning>(x == y); <warning descr="'assertTrue()' can be simplified to 'assertNotSame()'">assertTrue</warning>(x != y); <warning descr="'assertFalse()' can be simplified to 'assertNotSame()'">assertFalse</warning>(x == y); <warning descr="'assertFalse()' can be simplified to 'assertSame()'">assertFalse</warning>(x != y); }