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comparison Constraints/ArrayContainsConstraint.cs @ 2:405baf327de2

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Re #46: Add NUnit helper methods * Improve additional information message * Improve handling of mis-matched length arrays
author IBBoard <dev@ibboard.co.uk>
date Sat, 21 Aug 2010 14:53:48 +0000
parents 4dad6872ca5a
children
comparison
equal deleted inserted replaced
1:4dad6872ca5a 2:405baf327de2
35 private bool DoMatch(object[] array) 35 private bool DoMatch(object[] array)
36 { 36 {
37 bool isMatch = true; 37 bool isMatch = true;
38 idx = NOT_FOUND; 38 idx = NOT_FOUND;
39 39
40 if (containedObjs.Length != array.Length) 40 int max = Math.Min(array.Length, containedObjs.Length);
41
42 for (int i = 0; i < max; i++)
43 {
44 if (!EqualityChecker.AreEqual(containedObjs[i], array[i]))
45 {
46 isMatch = false;
47 idx = i;
48 break;
49 }
50 }
51
52 if (isMatch && containedObjs.Length != array.Length)
41 { 53 {
42 isMatch = false; 54 isMatch = false;
43 } 55 idx = max;
44 else
45 {
46 for (int i = 0; i < containedObjs.Length; i++)
47 {
48 if (!EqualityChecker.AreEqual(containedObjs[i], array[i]))
49 {
50 isMatch = false;
51 idx = i;
52 break;
53 }
54 }
55 } 56 }
56 57
57 return isMatch; 58 return isMatch;
58 } 59 }
59 60
64 writer.Write("Empty array"); 65 writer.Write("Empty array");
65 } 66 }
66 else if (idx == NOT_FOUND) 67 else if (idx == NOT_FOUND)
67 { 68 {
68 writer.WriteExpectedValue(containedObjs[0]); 69 writer.WriteExpectedValue(containedObjs[0]);
70 }
71 else if (idx >= containedObjs.Length)
72 {
73 writer.Write("End of array");
69 } 74 }
70 else 75 else
71 { 76 {
72 writer.WriteExpectedValue(containedObjs[idx]); 77 writer.WriteExpectedValue(containedObjs[idx]);
73 } 78 }
83 } 88 }
84 else if (idx == NOT_FOUND) 89 else if (idx == NOT_FOUND)
85 { 90 {
86 writer.WriteActualValue(actualArray[0]); 91 writer.WriteActualValue(actualArray[0]);
87 } 92 }
93 else if (idx >= actualArray.Length)
94 {
95 writer.Write("End of array");
96 }
88 else 97 else
89 { 98 {
90 writer.WriteActualValue(actualArray[idx]); 99 writer.WriteActualValue(actualArray[idx]);
91 } 100 }
92 } 101 }
93 102
94 public override void WriteMessageTo(MessageWriter writer) 103 public override void WriteMessageTo(MessageWriter writer)
95 { 104 {
96 base.WriteMessageTo(writer); 105 base.WriteMessageTo(writer);
97 106
98 if (idx != NOT_FOUND) 107 if (idx >= containedObjs.Length)
99 { 108 {
100 writer.WriteMessageLine("Incorrect value at {0}", idx); 109 writer.WriteMessageLine("Unexpected value at index {0}", idx);
110 }
111 else if (idx >= ((object[])actual).Length)
112 {
113 writer.WriteMessageLine("Expected value at index {0}", idx);
114 }
115 else if (idx != NOT_FOUND)
116 {
117 writer.WriteMessageLine("Incorrect value at index {0}", idx);
101 } 118 }
102 } 119 }
103 } 120 }
104 } 121 }
105 122