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source: addons/HeuristicLab.PushGP/HeuristicLab.Tests/Interpreter/Expressions/CodeExpressionTests.cs @ 17104

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Last change on this file since 17104 was 15017, checked in by pkimmesw, 8 years ago
#2665 Fixed Benchmark Problem Definition, Converted LoopExpressions to stateless expressions, Added several unit test to ensure funcionality, Fixed UI bugs
File size: 33.2 KB

Line
1	namespace HeuristicLab.Tests.Interpreter.Expressions {
2	using HeuristicLab.Problems.ProgramSynthesis.Push.Expressions;
3	using HeuristicLab.Problems.ProgramSynthesis.Push.Parser;
4	using HeuristicLab.Problems.ProgramSynthesis.Push.Stack;
5	using Microsoft.VisualStudio.TestTools.UnitTesting;
6
7
8	[TestClass]
9	public class CodeExpressionTests : CommonTests<Expression> {
10	protected override string TypeName
11	{
12	get
13	{
14	return "CODE";
15	}
16	}
17
18	protected override IPushStack<Expression> Stack
19	{
20	get
21	{
22	return interpreter.CodeStack;
23	}
24	}
25
26	[TestMethod]
27	[TestProperty("Time", "Short")]
28	[TestCategory("ExpressionTest")]
29	[TestCategory("CodeExpressionTest")]
30	public void TestAppendLists() {
31	var first = PushParser.Parse("( A )");
32	var second = PushParser.Parse("( B )");
33	var result = PushParser.Parse("( A B )");
34
35	interpreter.CodeStack.Push(second, first);
36	interpreter.Run(new CodeAppendExpression());
37
38	Assert.AreEqual(result, interpreter.CodeStack.Top);
39	CheckOtherStacksAreEmpty();
40	}
41
42	[TestMethod]
43	[TestProperty("Time", "Short")]
44	[TestCategory("ExpressionTest")]
45	[TestCategory("CodeExpressionTest")]
46	public void TestAppendListAndLiteral() {
47	var first = PushParser.Parse("( A )");
48	var second = PushParser.Parse("5");
49	var result = PushParser.Parse("( A 5 )");
50
51	interpreter.CodeStack.Push(second, first);
52	interpreter.Run(new CodeAppendExpression());
53
54	Assert.AreEqual(result, interpreter.CodeStack.Top);
55	CheckOtherStacksAreEmpty();
56	}
57
58	[TestMethod]
59	[TestProperty("Time", "Short")]
60	[TestCategory("ExpressionTest")]
61	[TestCategory("CodeExpressionTest")]
62	public void TestAppendLiterals() {
63	var first = PushParser.Parse("4");
64	var second = PushParser.Parse("5");
65	var result = PushParser.Parse("( 4 5 )");
66
67	interpreter.CodeStack.Push(second, first);
68	interpreter.Run(new CodeAppendExpression());
69
70	Assert.AreEqual(result, interpreter.CodeStack.Top);
71	CheckOtherStacksAreEmpty();
72	}
73
74	[TestMethod]
75	[TestProperty("Time", "Short")]
76	[TestCategory("ExpressionTest")]
77	[TestCategory("CodeExpressionTest")]
78	public void TestDuplicateList() {
79	var list = PushParser.Parse("( A B C )");
80	var result = PushParser.Parse("( A B C )");
81
82	interpreter.CodeStack.Push(list);
83	interpreter.Run(new CodeDuplicateExpression());
84
85	Assert.AreEqual(Stack.Count, 2);
86	Assert.AreEqual(Stack[0], list);
87	Assert.AreEqual(Stack[1], result);
88
89	CheckOtherStacksAreEmpty();
90	}
91
92	[TestMethod]
93	[TestProperty("Time", "Short")]
94	[TestCategory("ExpressionTest")]
95	[TestCategory("CodeExpressionTest")]
96	public void TestAtomList() {
97	var first = PushParser.Parse("( A )");
98
99	interpreter.CodeStack.Push(first);
100	interpreter.Run(new CodeAtomExpression());
101
102	Assert.AreEqual(false, interpreter.BooleanStack.Top);
103	TestStackCounts(booleanStack: 1);
104	}
105
106	[TestMethod]
107	[TestProperty("Time", "Short")]
108	[TestCategory("ExpressionTest")]
109	[TestCategory("CodeExpressionTest")]
110	public void TestAtomLiteral() {
111	var first = PushParser.Parse("5");
112
113	interpreter.CodeStack.Push(first);
114	interpreter.Run(new CodeAtomExpression());
115
116	Assert.AreEqual(true, interpreter.BooleanStack.Top);
117	TestStackCounts(booleanStack: 1);
118	}
119
120	[TestMethod]
121	[TestProperty("Time", "Short")]
122	[TestCategory("ExpressionTest")]
123	[TestCategory("CodeExpressionTest")]
124	public void TestAtomSingleInstruction() {
125	var first = PushParser.Parse("INTEGER.+");
126
127	interpreter.CodeStack.Push(first);
128	interpreter.Run(new CodeAtomExpression());
129
130	Assert.AreEqual(true, interpreter.BooleanStack.Top);
131	TestStackCounts(booleanStack: 1);
132	}
133
134	[TestMethod]
135	[TestProperty("Time", "Short")]
136	[TestCategory("ExpressionTest")]
137	[TestCategory("CodeExpressionTest")]
138	public void TestCarList() {
139	var first = PushParser.Parse("( A B C )");
140	var result = PushParser.Parse("A");
141
142	interpreter.CodeStack.Push(first);
143	interpreter.Run(new CodeCarExpression());
144
145	Assert.AreEqual(result, interpreter.CodeStack.Top);
146	CheckOtherStacksAreEmpty();
147	}
148
149	[TestMethod]
150	[TestProperty("Time", "Short")]
151	[TestCategory("ExpressionTest")]
152	[TestCategory("CodeExpressionTest")]
153	public void TestCarNoList() {
154	var first = PushParser.Parse("5");
155	var result = PushParser.Parse("5");
156
157	interpreter.CodeStack.Push(first);
158	interpreter.Run(new CodeCarExpression());
159
160	Assert.AreEqual(result, interpreter.CodeStack.Top);
161	CheckOtherStacksAreEmpty();
162	}
163
164	[TestMethod]
165	[TestProperty("Time", "Short")]
166	[TestCategory("ExpressionTest")]
167	[TestCategory("CodeExpressionTest")]
168	public void TestCdrList() {
169	var first = PushParser.Parse("( A B C )");
170	var result = PushParser.Parse("( B C )");
171
172	interpreter.CodeStack.Push(first);
173	interpreter.Run(new CodeCdrExpression());
174
175	Assert.AreEqual(result, interpreter.CodeStack.Top);
176	CheckOtherStacksAreEmpty();
177	}
178
179	[TestMethod]
180	[TestProperty("Time", "Short")]
181	[TestCategory("ExpressionTest")]
182	[TestCategory("CodeExpressionTest")]
183	public void TestCdrNoList() {
184	var first = PushParser.Parse("5");
185	var result = PushParser.Parse("( )");
186
187	interpreter.CodeStack.Push(first);
188	interpreter.Run(new CodeCdrExpression());
189
190	Assert.AreEqual(result, interpreter.CodeStack.Top);
191	CheckOtherStacksAreEmpty();
192	}
193
194	[TestMethod]
195	[TestProperty("Time", "Short")]
196	[TestCategory("ExpressionTest")]
197	[TestCategory("CodeExpressionTest")]
198	public void TestCons() {
199	var first = PushParser.Parse("( B C )");
200	var second = PushParser.Parse("A");
201	var result = PushParser.Parse("( A B C )");
202
203	interpreter.CodeStack.Push(second, first);
204	interpreter.Run(new CodeConsExpression());
205
206	Assert.AreEqual(result, interpreter.CodeStack.Top);
207	CheckOtherStacksAreEmpty();
208	}
209
210	[TestMethod]
211	[TestProperty("Time", "Short")]
212	[TestCategory("ExpressionTest")]
213	[TestCategory("CodeExpressionTest")]
214	public void TestContainsTrue() {
215	var first = PushParser.Parse("A");
216	var second = PushParser.Parse("( A B C )");
217
218	interpreter.CodeStack.Push(second, first);
219	interpreter.Run(new CodeContainsExpression());
220
221	Assert.AreEqual(true, interpreter.BooleanStack.Top);
222	TestStackCounts(booleanStack: 1);
223	}
224
225	[TestMethod]
226	[TestProperty("Time", "Short")]
227	[TestCategory("ExpressionTest")]
228	[TestCategory("CodeExpressionTest")]
229	public void TestContainsFalse() {
230	var first = PushParser.Parse("D");
231	var second = PushParser.Parse("( A B C )");
232
233	interpreter.CodeStack.Push(second, first);
234	interpreter.Run(new CodeContainsExpression());
235
236	Assert.AreEqual(false, interpreter.BooleanStack.Top);
237	TestStackCounts(booleanStack: 1);
238	}
239
240	[TestMethod]
241	[TestProperty("Time", "Short")]
242	[TestCategory("ExpressionTest")]
243	[TestCategory("CodeExpressionTest")]
244	public void TestContainer() {
245	var first = PushParser.Parse("( A )");
246	var second = PushParser.Parse("( B ( C ( A ) ) ( D ( A ) ) )");
247	var result = PushParser.Parse("( C ( A ) )");
248
249	interpreter.CodeStack.Push(second, first);
250	interpreter.Run(new CodeContainerExpression());
251
252	Assert.AreEqual(result, interpreter.CodeStack.Top);
253	CheckOtherStacksAreEmpty();
254	}
255
256	[TestMethod]
257	[TestProperty("Time", "Short")]
258	[TestCategory("ExpressionTest")]
259	[TestCategory("CodeExpressionTest")]
260	public void TestDefinition() {
261	var code = PushParser.Parse("( A )");
262
263	interpreter.CustomExpressions.Add("Test", code);
264	interpreter.NameStack.Push("Test");
265
266	interpreter.Run(new CodeDefinitionExpression());
267
268	Assert.AreEqual(code, interpreter.CodeStack.Top);
269	CheckOtherStacksAreEmpty();
270	}
271
272	[TestMethod]
273	[TestProperty("Time", "Short")]
274	[TestCategory("ExpressionTest")]
275	[TestCategory("CodeExpressionTest")]
276	public void TestDefinitionWithoutMatchingName() {
277	var code = PushParser.Parse("( A )");
278	var program = new CodeDefinitionExpression();
279
280	interpreter.CustomExpressions.Add("Test1", code);
281	interpreter.NameStack.Push("Test2");
282	interpreter.Run(program);
283
284	TestStackCounts(nameStack: 1);
285	}
286
287	[TestMethod]
288	[TestProperty("Time", "Short")]
289	[TestCategory("ExpressionTest")]
290	[TestCategory("CodeExpressionTest")]
291	public void TestDiscrepancy() {
292	var first = PushParser.Parse("( A B )");
293	var second = PushParser.Parse("( B C )");
294
295	interpreter.CodeStack.Push(second, first);
296	interpreter.Run(new CodeDiscrepancyExpression());
297
298	Assert.AreEqual(2, interpreter.IntegerStack.Top);
299	TestStackCounts(integerStack: 1);
300	}
301
302	[TestMethod]
303	[TestProperty("Time", "Short")]
304	[TestCategory("ExpressionTest")]
305	[TestCategory("CodeExpressionTest")]
306	public void TestDiscrepancyAllEqual() {
307	var first = PushParser.Parse("( A B )");
308	var second = PushParser.Parse("( B A )");
309
310	interpreter.CodeStack.Push(second, first);
311	interpreter.Run(new CodeDiscrepancyExpression());
312
313	Assert.AreEqual(0, interpreter.IntegerStack.Top);
314	TestStackCounts(integerStack: 1);
315	}
316
317	[TestMethod]
318	[TestProperty("Time", "Short")]
319	[TestCategory("ExpressionTest")]
320	[TestCategory("CodeExpressionTest")]
321	public void TestDiscrepancyComplex() {
322	var first = PushParser.Parse("( A A B C D A )");
323	var second = PushParser.Parse("( A A B D E )");
324
325	interpreter.CodeStack.Push(second, first);
326	interpreter.Run(new CodeDiscrepancyExpression());
327
328	Assert.AreEqual(3, interpreter.IntegerStack.Top);
329	TestStackCounts(integerStack: 1);
330	}
331
332	[TestMethod]
333	[TestProperty("Time", "Short")]
334	[TestCategory("ExpressionTest")]
335	[TestCategory("CodeExpressionTest")]
336	public void TestDiscrepancWithLists() {
337	var first = PushParser.Parse("( ( A ) A ( B ) C D A )");
338	var second = PushParser.Parse("( A ( A ) B D E )");
339
340	interpreter.CodeStack.Push(second, first);
341	interpreter.Run(new CodeDiscrepancyExpression());
342
343	Assert.AreEqual(5, interpreter.IntegerStack.Top);
344	TestStackCounts(integerStack: 1);
345	}
346
347	[TestMethod]
348	[TestProperty("Time", "Short")]
349	[TestCategory("ExpressionTest")]
350	[TestCategory("CodeExpressionTest")]
351	public void TestDo() {
352	var prog = PushParser.Parse("( 10 )");
353
354	interpreter.CodeStack.Push(prog);
355	interpreter.Run(new CodeDoExpression());
356
357	Assert.AreEqual(10, interpreter.IntegerStack.Top);
358	TestStackCounts(integerStack: 1);
359	}
360
361	[TestMethod]
362	[TestProperty("Time", "Short")]
363	[TestCategory("ExpressionTest")]
364	[TestCategory("CodeExpressionTest")]
365	public void TestDoX() {
366	var prog = PushParser.Parse("( 10 )");
367
368	interpreter.CodeStack.Push(prog);
369	interpreter.Run(new CodeDoXExpression());
370
371	Assert.AreEqual(10, interpreter.IntegerStack.Top);
372	TestStackCounts(integerStack: 1);
373	}
374
375	[TestMethod]
376	[TestProperty("Time", "Short")]
377	[TestCategory("ExpressionTest")]
378	[TestCategory("CodeExpressionTest")]
379	public void TestDoCount() {
380	var prog = PushParser.Parse("INTEGER.+");
381
382	interpreter.IntegerStack.Push(3);
383	interpreter.CodeStack.Push(prog);
384	interpreter.Run(new CodeDoCountExpression());
385
386	Assert.AreEqual(6, interpreter.IntegerStack.Top);
387	TestStackCounts(integerStack: 1);
388	}
389
390	[TestMethod]
391	[TestProperty("Time", "Short")]
392	[TestCategory("ExpressionTest")]
393	[TestCategory("CodeExpressionTest")]
394	public void TestDoCountWithNegativeCounter() {
395	var prog = PushParser.Parse("INTEGER.+");
396
397	interpreter.IntegerStack.Push(-1);
398	interpreter.CodeStack.Push(prog);
399	interpreter.Run(new CodeDoCountExpression());
400
401	Assert.AreEqual(-1, interpreter.IntegerStack.Top);
402	TestStackCounts(codeStack: 1, integerStack: 1);
403	}
404
405	[TestMethod]
406	[TestProperty("Time", "Short")]
407	[TestCategory("ExpressionTest")]
408	[TestCategory("CodeExpressionTest")]
409	public void TestDoRange() {
410	var prog = PushParser.Parse("INTEGER.+");
411
412	interpreter.IntegerStack.Push(3, 5);
413	interpreter.CodeStack.Push(prog);
414	interpreter.Run(new CodeDoRangeExpression());
415
416	Assert.AreEqual(12, interpreter.IntegerStack.Top);
417	TestStackCounts(integerStack: 1);
418	}
419
420	[TestMethod]
421	[TestProperty("Time", "Short")]
422	[TestCategory("ExpressionTest")]
423	[TestCategory("CodeExpressionTest")]
424	public void TestDoRangeWithEqualIndecators() {
425	var prog = PushParser.Parse("INTEGER.+");
426
427	interpreter.IntegerStack.Push(3, 3);
428	interpreter.CodeStack.Push(prog);
429	interpreter.Run(new CodeDoRangeExpression());
430
431	Assert.AreEqual(3, interpreter.IntegerStack.Top);
432	TestStackCounts(integerStack: 1);
433	}
434
435	[TestMethod]
436	[TestProperty("Time", "Short")]
437	[TestCategory("ExpressionTest")]
438	[TestCategory("CodeExpressionTest")]
439	public void TestDoRangeWithNegativeIndecators() {
440	var prog = PushParser.Parse("INTEGER.+");
441
442	interpreter.IntegerStack.Push(-3, -5);
443	interpreter.CodeStack.Push(prog);
444	interpreter.Run(new CodeDoRangeExpression());
445
446	Assert.AreEqual(-12, interpreter.IntegerStack.Top);
447	TestStackCounts(integerStack: 1);
448	}
449
450	[TestMethod]
451	[TestProperty("Time", "Short")]
452	[TestCategory("ExpressionTest")]
453	[TestCategory("CodeExpressionTest")]
454	public void TestDoTimes() {
455	var prog = PushParser.Parse("( INTEGER.DUP INTEGER.+ )");
456
457	interpreter.IntegerStack.Push(2, 4);
458	interpreter.CodeStack.Push(prog);
459	interpreter.Run(new CodeDoTimesExpression());
460
461	Assert.AreEqual(32, interpreter.IntegerStack.Top);
462	TestStackCounts(integerStack: 1);
463	}
464
465	[TestMethod]
466	[TestProperty("Time", "Short")]
467	[TestCategory("ExpressionTest")]
468	[TestCategory("CodeExpressionTest")]
469	public void TestDoTimesWithNegativeCounter() {
470	var prog = PushParser.Parse("( INTEGER.DUP INTEGER.+ )");
471
472	interpreter.IntegerStack.Push(2, -3);
473	interpreter.CodeStack.Push(prog);
474	interpreter.Run(new CodeDoTimesExpression());
475
476	Assert.AreEqual(-3, interpreter.IntegerStack.Top);
477	TestStackCounts(codeStack: 1, integerStack: 2);
478	}
479
480	[TestMethod]
481	[TestProperty("Time", "Short")]
482	[TestCategory("ExpressionTest")]
483	[TestCategory("CodeExpressionTest")]
484	public void TestNestedDoRange() {
485	interpreter.Run(
486	"( 0 2 CODE.QUOTE ( 1 INTEGER.+ 0 3 CODE.QUOTE ( 1 INTEGER.+ INTEGER.* ) CODE.DORANGE INTEGER.+ ) CODE.DORANGE )");
487
488	Assert.AreEqual(144, interpreter.IntegerStack.Top);
489	TestStackCounts(integerStack: 1);
490	}
491
492	[TestMethod]
493	[TestProperty("Time", "Short")]
494	[TestCategory("ExpressionTest")]
495	[TestCategory("CodeExpressionTest")]
496	public void TestNestedDoCount() {
497	interpreter.Run(
498	"( 2 CODE.QUOTE ( 1 INTEGER.+ 3 CODE.QUOTE ( 1 INTEGER.+ INTEGER.* ) CODE.DOCOUNT INTEGER.+ ) CODE.DOCOUNT )");
499
500	Assert.AreEqual(144, interpreter.IntegerStack.Top);
501	TestStackCounts(integerStack: 1);
502	}
503
504	[TestMethod]
505	[TestProperty("Time", "Short")]
506	[TestCategory("ExpressionTest")]
507	[TestCategory("CodeExpressionTest")]
508	public void TestNestedDoTimes() {
509	interpreter.Run(
510	"( 4 CODE.QUOTE ( 2 4 CODE.QUOTE ( 2 INTEGER.* ) CODE.DOTIMES INTEGER.+ ) CODE.DOTIMES )");
511
512	Assert.AreEqual(128, interpreter.IntegerStack.Top);
513	TestStackCounts(integerStack: 1);
514	}
515
516	[TestMethod]
517	[TestProperty("Time", "Short")]
518	[TestCategory("ExpressionTest")]
519	[TestCategory("CodeExpressionTest")]
520	public void TestExtract() {
521	var prog = PushParser.Parse("( A ( B C ( D ) E ) F G H I J ( K ) L )");
522	var result = PushParser.Parse("( D )");
523
524	interpreter.IntegerStack.Push(5);
525	interpreter.CodeStack.Push(prog);
526	interpreter.Run(new CodeExtractExpression());
527
528	Assert.AreEqual(result, interpreter.CodeStack.Top);
529	CheckOtherStacksAreEmpty();
530	}
531
532	[TestMethod]
533	[TestProperty("Time", "Short")]
534	[TestCategory("ExpressionTest")]
535	[TestCategory("CodeExpressionTest")]
536	public void TestExtractInteger() {
537	var prog = PushParser.Parse("( A ( 5 C ( 4.2 ) INTEGER.+ ) FALSE )");
538	var result = PushParser.Parse("5");
539
540	interpreter.IntegerStack.Push(3);
541	interpreter.CodeStack.Push(prog);
542	interpreter.Run(new CodeExtractExpression());
543
544	Assert.AreEqual(result, interpreter.CodeStack.Top);
545	CheckOtherStacksAreEmpty();
546	}
547
548	[TestMethod]
549	[TestProperty("Time", "Short")]
550	[TestCategory("ExpressionTest")]
551	[TestCategory("CodeExpressionTest")]
552	public void TestExtractFloat() {
553	var prog = PushParser.Parse("( A ( 5 C ( 4.2 ) INTEGER.+ ) FALSE )");
554	var result = PushParser.Parse("4.2");
555
556	interpreter.IntegerStack.Push(6);
557	interpreter.CodeStack.Push(prog);
558	interpreter.Run(new CodeExtractExpression());
559
560	Assert.AreEqual(result, interpreter.CodeStack.Top);
561	CheckOtherStacksAreEmpty();
562	}
563
564	[TestMethod]
565	[TestProperty("Time", "Short")]
566	[TestCategory("ExpressionTest")]
567	[TestCategory("CodeExpressionTest")]
568	public void TestExtractBoolean() {
569	var prog = PushParser.Parse("( A ( 5 C ( 4.2 ) INTEGER.+ ) FALSE )");
570	var result = PushParser.Parse("FALSE");
571
572	interpreter.IntegerStack.Push(8);
573	interpreter.CodeStack.Push(prog);
574	interpreter.Run(new CodeExtractExpression());
575
576	Assert.AreEqual(result, interpreter.CodeStack.Top);
577	CheckOtherStacksAreEmpty();
578	}
579
580	[TestMethod]
581	[TestProperty("Time", "Short")]
582	[TestCategory("ExpressionTest")]
583	[TestCategory("CodeExpressionTest")]
584	public void TestExtractInstruction() {
585	var prog = PushParser.Parse("( A ( 5 C ( 4.2 ) INTEGER.+ ) FALSE )");
586	var result = PushParser.Parse("INTEGER.+");
587
588	interpreter.IntegerStack.Push(7);
589	interpreter.CodeStack.Push(prog);
590	interpreter.Run(new CodeExtractExpression());
591
592	Assert.AreEqual(result, interpreter.CodeStack.Top);
593	CheckOtherStacksAreEmpty();
594	}
595
596	[TestMethod]
597	[TestProperty("Time", "Short")]
598	[TestCategory("ExpressionTest")]
599	[TestCategory("CodeExpressionTest")]
600	public void TestFromBoolean() {
601	var result = PushParser.Parse("FALSE");
602	interpreter.BooleanStack.Push(false);
603	interpreter.Run(new CodeFromBooleanExpression());
604
605	Assert.AreEqual(result, interpreter.CodeStack.Top);
606	CheckOtherStacksAreEmpty();
607	}
608
609	[TestMethod]
610	[TestProperty("Time", "Short")]
611	[TestCategory("ExpressionTest")]
612	[TestCategory("CodeExpressionTest")]
613	public void TestFromFloat() {
614	var result = PushParser.Parse("4.1");
615	interpreter.FloatStack.Push(4.1);
616	interpreter.Run(new CodeFromFloatExpression());
617
618	Assert.AreEqual(result, interpreter.CodeStack.Top);
619	CheckOtherStacksAreEmpty();
620	}
621
622	[TestMethod]
623	[TestProperty("Time", "Short")]
624	[TestCategory("ExpressionTest")]
625	[TestCategory("CodeExpressionTest")]
626	public void TestFromInteger() {
627	var result = PushParser.Parse("4");
628	interpreter.IntegerStack.Push(4);
629	interpreter.Run(new CodeFromIntegerExpression());
630
631	Assert.AreEqual(result, interpreter.CodeStack.Top);
632	CheckOtherStacksAreEmpty();
633	}
634
635	[TestMethod]
636	[TestProperty("Time", "Short")]
637	[TestCategory("ExpressionTest")]
638	[TestCategory("CodeExpressionTest")]
639	public void TestFromName() {
640	var result = PushParser.Parse("A");
641	interpreter.NameStack.Push("A");
642	interpreter.Run(new CodeFromNameExpression());
643
644	Assert.AreEqual(result, interpreter.CodeStack.Top);
645	CheckOtherStacksAreEmpty();
646	}
647
648	[TestMethod]
649	[TestProperty("Time", "Short")]
650	[TestCategory("ExpressionTest")]
651	[TestCategory("CodeExpressionTest")]
652	public void TestIfTrue() {
653	var first = PushParser.Parse("FALSCH");
654	var second = PushParser.Parse("WAHR");
655
656	interpreter.BooleanStack.Push(true);
657	interpreter.CodeStack.Push(second, first);
658	interpreter.Run(new CodeIfExpression());
659
660	Assert.AreEqual("WAHR", interpreter.NameStack.Top);
661	TestStackCounts(nameStack: 1);
662	}
663
664	[TestMethod]
665	[TestProperty("Time", "Short")]
666	[TestCategory("ExpressionTest")]
667	[TestCategory("CodeExpressionTest")]
668	public void TestIfFalse() {
669	var first = PushParser.Parse("FALSCH");
670	var second = PushParser.Parse("WAHR");
671
672	interpreter.BooleanStack.Push(false);
673	interpreter.CodeStack.Push(second, first);
674	interpreter.Run(new CodeIfExpression());
675
676	Assert.AreEqual("FALSCH", interpreter.NameStack.Top);
677	TestStackCounts(nameStack: 1);
678	}
679
680	[TestMethod]
681	[TestProperty("Time", "Short")]
682	[TestCategory("ExpressionTest")]
683	[TestCategory("CodeExpressionTest")]
684	public void TestInsert() {
685	var first = PushParser.Parse("( A ( B ) C D )");
686	var second = PushParser.Parse("( E )");
687	var result = PushParser.Parse("( A ( B ) ( E ) D )");
688
689	interpreter.IntegerStack.Push(2);
690	interpreter.CodeStack.Push(second, first);
691	interpreter.Run(new CodeInsertExpression());
692
693	Assert.AreEqual(result, interpreter.CodeStack.Top);
694	CheckOtherStacksAreEmpty();
695	}
696
697	[TestMethod]
698	[TestProperty("Time", "Short")]
699	[TestCategory("ExpressionTest")]
700	[TestCategory("CodeExpressionTest")]
701	public void TestInsertWithNegativeN() {
702	var first = PushParser.Parse("( A ( B ) C D )");
703	var second = PushParser.Parse("( E )");
704	var result = PushParser.Parse("( A ( B ) ( E ) D )");
705
706	interpreter.IntegerStack.Push(-2);
707	interpreter.CodeStack.Push(second, first);
708	interpreter.Run(new CodeInsertExpression());
709
710	Assert.AreEqual(result, interpreter.CodeStack.Top);
711	CheckOtherStacksAreEmpty();
712	}
713
714	[TestMethod]
715	[TestProperty("Time", "Short")]
716	[TestCategory("ExpressionTest")]
717	[TestCategory("CodeExpressionTest")]
718	public void TestInsertWithTooBigN() {
719	var first = PushParser.Parse("( A ( B ) C D )");
720	var second = PushParser.Parse("( E )");
721	var result = PushParser.Parse("( A ( B ) ( E ) D )");
722
723	interpreter.IntegerStack.Push(10);
724	interpreter.CodeStack.Push(second, first);
725	interpreter.Run(new CodeInsertExpression());
726
727	Assert.AreEqual(result, interpreter.CodeStack.Top);
728	CheckOtherStacksAreEmpty();
729	}
730
731	[TestMethod]
732	[TestProperty("Time", "Short")]
733	[TestCategory("ExpressionTest")]
734	[TestCategory("CodeExpressionTest")]
735	public void TestList() {
736	var first = PushParser.Parse("A");
737	var second = PushParser.Parse("( B )");
738	var result = PushParser.Parse("( A ( B ) )");
739
740	interpreter.CodeStack.Push(second, first);
741	interpreter.Run(new CodeListExpression());
742
743	Assert.AreEqual(result, interpreter.CodeStack.Top);
744	CheckOtherStacksAreEmpty();
745	}
746
747	[TestMethod]
748	[TestProperty("Time", "Short")]
749	[TestCategory("ExpressionTest")]
750	[TestCategory("CodeExpressionTest")]
751	public void TestMemberTrue() {
752	var first = PushParser.Parse("( A B ( B ) C ");
753	var second = PushParser.Parse("( B )");
754
755	interpreter.CodeStack.Push(second, first);
756	interpreter.Run(new CodeMemberExpression());
757
758	Assert.AreEqual(true, interpreter.BooleanStack.Top);
759	TestStackCounts(booleanStack: 1);
760	}
761
762	[TestMethod]
763	[TestProperty("Time", "Short")]
764	[TestCategory("ExpressionTest")]
765	[TestCategory("CodeExpressionTest")]
766	public void TestMemberFalse() {
767	var first = PushParser.Parse("( A B C ");
768	var second = PushParser.Parse("( B )");
769
770	interpreter.CodeStack.Push(second, first);
771	interpreter.Run(new CodeMemberExpression());
772
773	Assert.AreEqual(false, interpreter.BooleanStack.Top);
774	TestStackCounts(booleanStack: 1);
775	}
776
777	[TestMethod]
778	[TestProperty("Time", "Short")]
779	[TestCategory("ExpressionTest")]
780	[TestCategory("CodeExpressionTest")]
781	public void TestMemberIfNoList() {
782	var first = PushParser.Parse("B");
783	var second = PushParser.Parse("B");
784
785	interpreter.CodeStack.Push(second, first);
786	interpreter.Run(new CodeMemberExpression());
787
788	Assert.AreEqual(true, interpreter.BooleanStack.Top);
789	TestStackCounts(booleanStack: 1);
790	}
791
792	[TestMethod]
793	[TestProperty("Time", "Short")]
794	[TestCategory("ExpressionTest")]
795	[TestCategory("CodeExpressionTest")]
796	public void TestNoop() {
797	interpreter.Run(new CodeNoopExpression());
798
799	CheckOtherStacksAreEmpty();
800	}
801
802	[TestMethod]
803	[TestProperty("Time", "Short")]
804	[TestCategory("ExpressionTest")]
805	[TestCategory("CodeExpressionTest")]
806	public void TestNthIfNoList() {
807	var prog = PushParser.Parse("A");
808	var result = PushParser.Parse("A");
809
810	interpreter.IntegerStack.Push(3);
811	interpreter.CodeStack.Push(prog);
812	interpreter.Run(new CodeNthExpression());
813
814	Assert.AreEqual(result, interpreter.CodeStack.Top);
815	CheckOtherStacksAreEmpty();
816	}
817
818	[TestMethod]
819	[TestProperty("Time", "Short")]
820	[TestCategory("ExpressionTest")]
821	[TestCategory("CodeExpressionTest")]
822	public void TestNthIfEmpty() {
823	var prog = PushParser.Parse("( )");
824	var result = PushParser.Parse("( )");
825
826	interpreter.IntegerStack.Push(3);
827	interpreter.CodeStack.Push(prog);
828	interpreter.Run(new CodeNthExpression());
829
830	Assert.AreEqual(result, interpreter.CodeStack.Top);
831	CheckOtherStacksAreEmpty();
832	}
833
834	[TestMethod]
835	[TestProperty("Time", "Short")]
836	[TestCategory("ExpressionTest")]
837	[TestCategory("CodeExpressionTest")]
838	public void TestNth() {
839	var prog = PushParser.Parse("( A B C D E )");
840	var result = PushParser.Parse("D");
841
842	interpreter.IntegerStack.Push(3);
843	interpreter.CodeStack.Push(prog);
844	interpreter.Run(new CodeNthExpression());
845
846	Assert.AreEqual(result, interpreter.CodeStack.Top);
847	CheckOtherStacksAreEmpty();
848	}
849
850	[TestMethod]
851	[TestProperty("Time", "Short")]
852	[TestCategory("ExpressionTest")]
853	[TestCategory("CodeExpressionTest")]
854	public void TestNthWithTooBigN() {
855	var prog = PushParser.Parse("( A B C D E )");
856	var result = PushParser.Parse("D");
857
858	interpreter.IntegerStack.Push(13);
859	interpreter.CodeStack.Push(prog);
860	interpreter.Run(new CodeNthExpression());
861
862	Assert.AreEqual(result, interpreter.CodeStack.Top);
863	CheckOtherStacksAreEmpty();
864	}
865
866	[TestMethod]
867	[TestProperty("Time", "Short")]
868	[TestCategory("ExpressionTest")]
869	[TestCategory("CodeExpressionTest")]
870	public void TestNthWithNegativeN() {
871	var prog = PushParser.Parse("( A B C D E )");
872	var result = PushParser.Parse("D");
873
874	interpreter.IntegerStack.Push(-3);
875	interpreter.CodeStack.Push(prog);
876	interpreter.Run(new CodeNthExpression());
877
878	Assert.AreEqual(result, interpreter.CodeStack.Top);
879	CheckOtherStacksAreEmpty();
880	}
881
882	[TestMethod]
883	[TestProperty("Time", "Short")]
884	[TestCategory("ExpressionTest")]
885	[TestCategory("CodeExpressionTest")]
886	public void TestNthCdr() {
887	var prog = PushParser.Parse("( A B C D E )");
888	var result = PushParser.Parse("D");
889
890	interpreter.IntegerStack.Push(2);
891	interpreter.CodeStack.Push(prog);
892	interpreter.Run(new CodeNthCdrExpression());
893
894	Assert.AreEqual(result, interpreter.CodeStack.Top);
895	CheckOtherStacksAreEmpty();
896	}
897
898	[TestMethod]
899	[TestProperty("Time", "Short")]
900	[TestCategory("ExpressionTest")]
901	[TestCategory("CodeExpressionTest")]
902	public void TestNthCdrWithTooBigN() {
903	var prog = PushParser.Parse("( A B C D E )");
904	var result = PushParser.Parse("D");
905
906	interpreter.IntegerStack.Push(10);
907	interpreter.CodeStack.Push(prog);
908	interpreter.Run(new CodeNthCdrExpression());
909
910	Assert.AreEqual(result, interpreter.CodeStack.Top);
911	CheckOtherStacksAreEmpty();
912	}
913
914	[TestMethod]
915	[TestProperty("Time", "Short")]
916	[TestCategory("ExpressionTest")]
917	[TestCategory("CodeExpressionTest")]
918	public void TestNthCdrWithNegativeN() {
919	var prog = PushParser.Parse("( A B C D E )");
920	var result = PushParser.Parse("D");
921
922	interpreter.IntegerStack.Push(-2);
923	interpreter.CodeStack.Push(prog);
924	interpreter.Run(new CodeNthCdrExpression());
925
926	Assert.AreEqual(result, interpreter.CodeStack.Top);
927	CheckOtherStacksAreEmpty();
928	}
929
930	[TestMethod]
931	[TestProperty("Time", "Short")]
932	[TestCategory("ExpressionTest")]
933	[TestCategory("CodeExpressionTest")]
934	public void TestNthCdrIfEmpty() {
935	var prog = PushParser.Parse("( )");
936	var result = PushParser.Parse("( )");
937
938	interpreter.IntegerStack.Push(3);
939	interpreter.CodeStack.Push(prog);
940	interpreter.Run(new CodeNthCdrExpression());
941
942	Assert.AreEqual(result, interpreter.CodeStack.Top);
943	CheckOtherStacksAreEmpty();
944	}
945
946	[TestMethod]
947	[TestProperty("Time", "Short")]
948	[TestCategory("ExpressionTest")]
949	[TestCategory("CodeExpressionTest")]
950	public void TestNthCdrIfNoList() {
951	var prog = PushParser.Parse("A");
952	var result = PushParser.Parse("A");
953
954	interpreter.IntegerStack.Push(3);
955	interpreter.CodeStack.Push(prog);
956	interpreter.Run(new CodeNthCdrExpression());
957
958	Assert.AreEqual(result, interpreter.CodeStack.Top);
959	CheckOtherStacksAreEmpty();
960	}
961
962	[TestMethod]
963	[TestProperty("Time", "Short")]
964	[TestCategory("ExpressionTest")]
965	[TestCategory("CodeExpressionTest")]
966	public void TestNullTrue() {
967	var prog = PushParser.Parse("( )");
968
969	interpreter.CodeStack.Push(prog);
970	interpreter.Run(new CodeNullExpression());
971
972	Assert.AreEqual(true, interpreter.BooleanStack.Top);
973	TestStackCounts(booleanStack: 1);
974	}
975
976	[TestMethod]
977	[TestProperty("Time", "Short")]
978	[TestCategory("ExpressionTest")]
979	[TestCategory("CodeExpressionTest")]
980	public void TestNullFalse() {
981	var prog = PushParser.Parse("A");
982
983	interpreter.CodeStack.Push(prog);
984	interpreter.Run(new CodeNullExpression());
985
986	Assert.AreEqual(false, interpreter.BooleanStack.Top);
987	TestStackCounts(booleanStack: 1);
988	}
989
990	[TestMethod]
991	[TestProperty("Time", "Short")]
992	[TestCategory("ExpressionTest")]
993	[TestCategory("CodeExpressionTest")]
994	public void TestPosition() {
995	var first = PushParser.Parse("( A B C D )");
996	var second = PushParser.Parse("C");
997
998	interpreter.CodeStack.Push(second, first);
999	interpreter.Run(new CodePositionExpression());
1000
1001	Assert.AreEqual(2, interpreter.IntegerStack.Top);
1002	TestStackCounts(integerStack: 1);
1003	}
1004
1005	[TestMethod]
1006	[TestProperty("Time", "Short")]
1007	[TestCategory("ExpressionTest")]
1008	[TestCategory("CodeExpressionTest")]
1009	public void TestQuote() {
1010	var result = PushParser.Parse("A");
1011
1012	interpreter.Run("( CODE.QUOTE A )");
1013
1014	Assert.AreEqual(result, interpreter.CodeStack.Top);
1015	CheckOtherStacksAreEmpty();
1016	}
1017
1018	[TestMethod]
1019	[TestProperty("Time", "Short")]
1020	[TestCategory("ExpressionTest")]
1021	[TestCategory("CodeExpressionTest")]
1022	public void TestSize() {
1023	var prog = PushParser.Parse("( A ( B ( C ) ) ( D ) INTEGER.+ )");
1024
1025	interpreter.CodeStack.Push(prog);
1026	interpreter.Run(new CodeSizeExpression());
1027
1028	Assert.AreEqual(4, interpreter.IntegerStack.Top);
1029	TestStackCounts(integerStack: 1);
1030	}
1031
1032	[TestMethod]
1033	[TestProperty("Time", "Short")]
1034	[TestCategory("ExpressionTest")]
1035	[TestCategory("CodeExpressionTest")]
1036	public void TestSubstitude() {
1037	var first = PushParser.Parse("( A B C D A B C D )");
1038	var second = PushParser.Parse("E");
1039	var third = PushParser.Parse("A");
1040	var result = PushParser.Parse("( E B C D E B C D )");
1041
1042	interpreter.CodeStack.Push(third, second, first);
1043	interpreter.Run(new CodeSubstitutionExpression());
1044
1045	Assert.AreEqual(result, interpreter.CodeStack.Top);
1046	CheckOtherStacksAreEmpty();
1047	}
1048
1049	protected override Expression[] GetValues(int count) {
1050	var values = new Expression[count];
1051
1052	for (var i = 0; i < count; i++) values[i] = new CodeNoopExpression();
1053
1054	return values;
1055	}
1056
1057	protected override Expression[] Get2Different() {
1058	return new Expression[] { new CodeNoopExpression(), new CodeNullExpression() };
1059	}
1060
1061	protected override void CheckOtherStacksAreEmpty() {
1062	TestStackCounts(codeStack: null);
1063	}
1064	}
1065	}

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