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source: addons/HeuristicLab.PushGP/HeuristicLab.Tests/Interpreter/Expressions/CharExpressionTests.cs

Last change on this file 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: 4.0 KB
Line 
1namespace HeuristicLab.Tests.Interpreter.Expressions {
2  using System.Linq;
3
4  using HeuristicLab.Problems.ProgramSynthesis.Push.Expressions;
5  using HeuristicLab.Problems.ProgramSynthesis.Push.Stack;
6
7  using Microsoft.VisualStudio.TestTools.UnitTesting;
8
9  [TestClass]
10  public class CharExpressionTests : CommonTests<char> {
11    protected override string TypeName { get { return "CHAR"; } }
12
13    protected override IPushStack<char> Stack { get { return interpreter.CharStack; } }
14
15    protected override char[] GetValues(int count) {
16      return Enumerable
17        .Range(0, count)
18        .Select(_ => interpreter.Configuration.ErcOptions.CharErcOptions.GetErcValue(interpreter.Random))
19        .ToArray();
20    }
21
22    protected override void CheckOtherStacksAreEmpty() {
23      TestStackCounts(charStack: null);
24    }
25
26    [TestMethod]
27    [TestProperty("Time", "Short")]
28    [TestCategory("ExpressionTest")]
29    [TestCategory("CharExpressionTest")]
30    public void TestIsWhitespace() {
31      interpreter.CharStack.Push(' ', '_');
32      interpreter.Run(new CharIsWhitespaceExpression());
33      interpreter.Run(new CharIsWhitespaceExpression());
34
35      Assert.IsTrue(interpreter.BooleanStack[0]);
36      Assert.IsFalse(interpreter.BooleanStack[1]);
37      TestStackCounts(booleanStack: 2);
38    }
39
40    [TestMethod]
41    [TestProperty("Time", "Short")]
42    [TestCategory("ExpressionTest")]
43    [TestCategory("CharExpressionTest")]
44    public void TestIsLetter() {
45      interpreter.CharStack.Push('a', '_');
46      interpreter.Run(new CharIsLetterExpression());
47      interpreter.Run(new CharIsLetterExpression());
48
49      Assert.IsTrue(interpreter.BooleanStack[0]);
50      Assert.IsFalse(interpreter.BooleanStack[1]);
51      TestStackCounts(booleanStack: 2);
52    }
53
54    [TestMethod]
55    [TestProperty("Time", "Short")]
56    [TestCategory("ExpressionTest")]
57    [TestCategory("CharExpressionTest")]
58    public void TestIsDigit() {
59      interpreter.CharStack.Push('1', 'a');
60      interpreter.Run(new CharIsDigitExpression());
61      interpreter.Run(new CharIsDigitExpression());
62
63      Assert.IsTrue(interpreter.BooleanStack[0]);
64      Assert.IsFalse(interpreter.BooleanStack[1]);
65      TestStackCounts(booleanStack: 2);
66    }
67
68    [TestMethod]
69    [TestProperty("Time", "Short")]
70    [TestCategory("ExpressionTest")]
71    [TestCategory("CharExpressionTest")]
72    public void TestFromInteger() {
73      interpreter.IntegerStack.Push(1, -1, 129);
74      interpreter.Run(new CharFromIntegerExpression());
75      interpreter.Run(new CharFromIntegerExpression());
76      interpreter.Run(new CharFromIntegerExpression());
77
78      Assert.AreEqual(0x01, interpreter.CharStack[0]);
79      Assert.AreEqual(0x01, interpreter.CharStack[1]);
80      Assert.AreEqual(0x01, interpreter.CharStack[2]);
81      TestStackCounts(charStack: 3);
82    }
83
84    [TestMethod]
85    [TestProperty("Time", "Short")]
86    [TestCategory("ExpressionTest")]
87    [TestCategory("CharExpressionTest")]
88    public void TestFromFloat() {
89      interpreter.FloatStack.Push(1.5, -1.5, 129.5);
90      interpreter.Run(new CharFromFloatExpression());
91      interpreter.Run(new CharFromFloatExpression());
92      interpreter.Run(new CharFromFloatExpression());
93
94      Assert.AreEqual(0x01, interpreter.CharStack[0]);
95      Assert.AreEqual(0x01, interpreter.CharStack[1]);
96      Assert.AreEqual(0x01, interpreter.CharStack[2]);
97      TestStackCounts(charStack: 3);
98    }
99
100    [TestMethod]
101    [TestProperty("Time", "Short")]
102    [TestCategory("ExpressionTest")]
103    [TestCategory("CharExpressionTest")]
104    public void TestAllFromString() {
105      interpreter.StringStack.Push("test");
106      interpreter.Run(new CharAllFromStringExpression());
107
108      Assert.AreEqual('t', interpreter.CharStack[0]);
109      Assert.AreEqual('e', interpreter.CharStack[1]);
110      Assert.AreEqual('s', interpreter.CharStack[2]);
111      Assert.AreEqual('t', interpreter.CharStack[3]);
112      TestStackCounts(charStack: 4);
113    }
114  }
115}
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