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test/testlibrary_tests/AssertsTest.java@710a3c8b516e (annotated)

test/testlibrary_tests/AssertsTest.java

Tue, 08 Aug 2017 15:57:29 +0800

author

aoqi

date

Tue, 08 Aug 2017 15:57:29 +0800

changeset 6876

710a3c8b516e

parent 5782

5b1191bf0b4b

parent 0

f90c822e73f8

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	import static com.oracle.java.testlibrary.Asserts.*;
aoqi@0	25
aoqi@0	26	/* @test
aoqi@0	27	* @summary Tests the different assertions in the Assert class
aoqi@0	28	* @library /testlibrary
aoqi@0	29	*/
aoqi@0	30	public class AssertsTest {
aoqi@0	31	private static class Foo implements Comparable<Foo> {
aoqi@0	32	final int id;
aoqi@0	33	public Foo(int id) {
aoqi@0	34	this.id = id;
aoqi@0	35	}
aoqi@0	36
aoqi@0	37	public int compareTo(Foo f) {
aoqi@0	38	return new Integer(id).compareTo(new Integer(f.id));
aoqi@0	39	}
aoqi@0	40	}
aoqi@0	41
aoqi@0	42	public static void main(String[] args) throws Exception {
aoqi@0	43	testLessThan();
aoqi@0	44	testLessThanOrEqual();
aoqi@0	45	testEquals();
aoqi@0	46	testGreaterThanOrEqual();
aoqi@0	47	testGreaterThan();
aoqi@0	48	testNotEquals();
aoqi@0	49	testNull();
aoqi@0	50	testNotNull();
aoqi@0	51	testTrue();
aoqi@0	52	testFalse();
aoqi@0	53	}
aoqi@0	54
aoqi@0	55	private static void testLessThan() throws Exception {
aoqi@0	56	expectPass(Assertion.LT, 1, 2);
aoqi@0	57
aoqi@0	58	expectFail(Assertion.LT, 2, 2);
aoqi@0	59	expectFail(Assertion.LT, 2, 1);
aoqi@0	60	expectFail(Assertion.LT, null, 2);
aoqi@0	61	expectFail(Assertion.LT, 2, null);
aoqi@0	62	}
aoqi@0	63
aoqi@0	64	private static void testLessThanOrEqual() throws Exception {
aoqi@0	65	expectPass(Assertion.LTE, 1, 2);
aoqi@0	66	expectPass(Assertion.LTE, 2, 2);
aoqi@0	67
aoqi@0	68	expectFail(Assertion.LTE, 3, 2);
aoqi@0	69	expectFail(Assertion.LTE, null, 2);
aoqi@0	70	expectFail(Assertion.LTE, 2, null);
aoqi@0	71	}
aoqi@0	72
aoqi@0	73	private static void testEquals() throws Exception {
aoqi@0	74	expectPass(Assertion.EQ, 1, 1);
aoqi@0	75	expectPass(Assertion.EQ, null, null);
aoqi@0	76
aoqi@0	77	Foo f1 = new Foo(1);
aoqi@0	78	expectPass(Assertion.EQ, f1, f1);
aoqi@0	79
aoqi@0	80	Foo f2 = new Foo(1);
aoqi@0	81	expectFail(Assertion.EQ, f1, f2);
aoqi@0	82	expectFail(Assertion.LTE, null, 2);
aoqi@0	83	expectFail(Assertion.LTE, 2, null);
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	private static void testGreaterThanOrEqual() throws Exception {
aoqi@0	87	expectPass(Assertion.GTE, 1, 1);
aoqi@0	88	expectPass(Assertion.GTE, 2, 1);
aoqi@0	89
aoqi@0	90	expectFail(Assertion.GTE, 1, 2);
aoqi@0	91	expectFail(Assertion.GTE, null, 2);
aoqi@0	92	expectFail(Assertion.GTE, 2, null);
aoqi@0	93	}
aoqi@0	94
aoqi@0	95	private static void testGreaterThan() throws Exception {
aoqi@0	96	expectPass(Assertion.GT, 2, 1);
aoqi@0	97
aoqi@0	98	expectFail(Assertion.GT, 1, 1);
aoqi@0	99	expectFail(Assertion.GT, 1, 2);
aoqi@0	100	expectFail(Assertion.GT, null, 2);
aoqi@0	101	expectFail(Assertion.GT, 2, null);
aoqi@0	102	}
aoqi@0	103
aoqi@0	104	private static void testNotEquals() throws Exception {
aoqi@0	105	expectPass(Assertion.NE, null, 1);
aoqi@0	106	expectPass(Assertion.NE, 1, null);
aoqi@0	107
aoqi@0	108	Foo f1 = new Foo(1);
aoqi@0	109	Foo f2 = new Foo(1);
aoqi@0	110	expectPass(Assertion.NE, f1, f2);
aoqi@0	111
aoqi@0	112	expectFail(Assertion.NE, null, null);
aoqi@0	113	expectFail(Assertion.NE, f1, f1);
aoqi@0	114	expectFail(Assertion.NE, 1, 1);
aoqi@0	115	}
aoqi@0	116
aoqi@0	117	private static void testNull() throws Exception {
aoqi@0	118	expectPass(Assertion.NULL, null);
aoqi@0	119
aoqi@0	120	expectFail(Assertion.NULL, 1);
aoqi@0	121	}
aoqi@0	122
aoqi@0	123	private static void testNotNull() throws Exception {
aoqi@0	124	expectPass(Assertion.NOTNULL, 1);
aoqi@0	125
aoqi@0	126	expectFail(Assertion.NOTNULL, null);
aoqi@0	127	}
aoqi@0	128
aoqi@0	129	private static void testTrue() throws Exception {
aoqi@0	130	expectPass(Assertion.TRUE, true);
aoqi@0	131
aoqi@0	132	expectFail(Assertion.TRUE, false);
aoqi@0	133	}
aoqi@0	134
aoqi@0	135	private static void testFalse() throws Exception {
aoqi@0	136	expectPass(Assertion.FALSE, false);
aoqi@0	137
aoqi@0	138	expectFail(Assertion.FALSE, true);
aoqi@0	139	}
aoqi@0	140
aoqi@0	141	private static <T extends Comparable<T>> void expectPass(Assertion assertion, T ... args)
aoqi@0	142	throws Exception {
aoqi@0	143	Assertion.run(assertion, args);
aoqi@0	144	}
aoqi@0	145
aoqi@0	146	private static <T extends Comparable<T>> void expectFail(Assertion assertion, T ... args)
aoqi@0	147	throws Exception {
aoqi@0	148	try {
aoqi@0	149	Assertion.run(assertion, args);
aoqi@0	150	} catch (RuntimeException e) {
aoqi@0	151	return;
aoqi@0	152	}
aoqi@0	153	throw new Exception("Expected " + Assertion.format(assertion, (Object[]) args) +
aoqi@0	154	" to throw a RuntimeException");
aoqi@0	155	}
aoqi@0	156
aoqi@0	157	}
aoqi@0	158
aoqi@0	159	enum Assertion {
aoqi@0	160	LT, LTE, EQ, GTE, GT, NE, NULL, NOTNULL, FALSE, TRUE;
aoqi@0	161
aoqi@0	162	public static <T extends Comparable<T>> void run(Assertion assertion, T ... args) {
aoqi@0	163	String msg = "Expected " + format(assertion, args) + " to pass";
aoqi@0	164	switch (assertion) {
aoqi@0	165	case LT:
aoqi@0	166	assertLessThan(args[0], args[1], msg);
aoqi@0	167	break;
aoqi@0	168	case LTE:
aoqi@0	169	assertLessThanOrEqual(args[0], args[1], msg);
aoqi@0	170	break;
aoqi@0	171	case EQ:
aoqi@0	172	assertEquals(args[0], args[1], msg);
aoqi@0	173	break;
aoqi@0	174	case GTE:
aoqi@0	175	assertGreaterThanOrEqual(args[0], args[1], msg);
aoqi@0	176	break;
aoqi@0	177	case GT:
aoqi@0	178	assertGreaterThan(args[0], args[1], msg);
aoqi@0	179	break;
aoqi@0	180	case NE:
aoqi@0	181	assertNotEquals(args[0], args[1], msg);
aoqi@0	182	break;
aoqi@0	183	case NULL:
aoqi@0	184	assertNull(args == null ? args : args[0], msg);
aoqi@0	185	break;
aoqi@0	186	case NOTNULL:
aoqi@0	187	assertNotNull(args == null ? args : args[0], msg);
aoqi@0	188	break;
aoqi@0	189	case FALSE:
aoqi@0	190	assertFalse((Boolean) args[0], msg);
aoqi@0	191	break;
aoqi@0	192	case TRUE:
aoqi@0	193	assertTrue((Boolean) args[0], msg);
aoqi@0	194	break;
aoqi@0	195	default:
aoqi@0	196	// do nothing
aoqi@0	197	}
aoqi@0	198	}
aoqi@0	199
aoqi@0	200	public static String format(Assertion assertion, Object ... args) {
aoqi@0	201	switch (assertion) {
aoqi@0	202	case LT:
aoqi@0	203	return asString("assertLessThan", args);
aoqi@0	204	case LTE:
aoqi@0	205	return asString("assertLessThanOrEqual", args);
aoqi@0	206	case EQ:
aoqi@0	207	return asString("assertEquals", args);
aoqi@0	208	case GTE:
aoqi@0	209	return asString("assertGreaterThanOrEquals", args);
aoqi@0	210	case GT:
aoqi@0	211	return asString("assertGreaterThan", args);
aoqi@0	212	case NE:
aoqi@0	213	return asString("assertNotEquals", args);
aoqi@0	214	case NULL:
aoqi@0	215	return asString("assertNull", args);
aoqi@0	216	case NOTNULL:
aoqi@0	217	return asString("assertNotNull", args);
aoqi@0	218	case FALSE:
aoqi@0	219	return asString("assertFalse", args);
aoqi@0	220	case TRUE:
aoqi@0	221	return asString("assertTrue", args);
aoqi@0	222	default:
aoqi@0	223	return "";
aoqi@0	224	}
aoqi@0	225	}
aoqi@0	226
aoqi@0	227	private static String asString(String assertion, Object ... args) {
aoqi@0	228	if (args == null) {
aoqi@0	229	return String.format("%s(null)", assertion);
aoqi@0	230	}
aoqi@0	231	if (args.length == 1) {
aoqi@0	232	return String.format("%s(%s)", assertion, args[0]);
aoqi@0	233	} else {
aoqi@0	234	return String.format("%s(%s, %s)", assertion, args[0], args[1]);
aoqi@0	235	}
aoqi@0	236	}
aoqi@0	237	}