5 // Raja R Harinath <rharinath@novell.com>
7 // (C) 2005, Novell Inc.
10 using System.Text.RegularExpressions;
12 using NUnit.Framework;
14 namespace MonoTests.System.Text.RegularExpressions {
17 public class RegexReplaceTest {
19 public string original, pattern, replacement, expected;
20 public testcase (string o, string p, string r, string e)
29 static testcase [] tests = {
30 // original pattern replacement expected
31 new testcase ("text", "x", "y", "teyt" ),
32 new testcase ("text", "x", "$", "te$t" ),
33 new testcase ("text", "x", "$1", "te$1t" ),
34 new testcase ("text", "x", "${1}", "te${1}t" ),
35 new testcase ("text", "x", "$5", "te$5t" ),
36 new testcase ("te(x)t", "x", "$5", "te($5)t" ),
37 new testcase ("text", "x", "${5", "te${5t" ),
38 new testcase ("text", "x", "${foo", "te${foot" ),
39 new testcase ("text", "(x)", "$5", "te$5t" ),
40 new testcase ("text", "(x)", "$1", "text" ),
41 new testcase ("text", "e(x)", "$1", "txt" ),
42 new testcase ("text", "e(x)", "$5", "t$5t" ),
43 new testcase ("text", "e(x)", "$4", "t$4t" ),
44 new testcase ("text", "e(x)", "$3", "t$3t" ),
45 new testcase ("text", "e(x)", "${1}", "txt" ),
46 new testcase ("text", "e(x)", "${3}", "t${3}t" ),
47 new testcase ("text", "e(x)", "${1}${3}", "tx${3}t" ),
48 new testcase ("text", "e(x)", "${1}${name}", "tx${name}t" ),
49 new testcase ("text", "e(?<foo>x)", "${1}${name}", "tx${name}t" ),
50 new testcase ("text", "e(?<foo>x)", "${1}${foo}", "txxt" ),
51 new testcase ("text", "e(?<foo>x)", "${goll}${foo}", "t${goll}xt" ),
52 new testcase ("text", "e(?<foo>x)", "${goll${foo}", "t${gollxt" ),
53 new testcase ("text", "e(?<foo>x)", "${goll${foo}}", "t${gollx}t" ),
54 new testcase ("text", "e(?<foo>x)", "$${foo}}", "t${foo}}t" ),
55 new testcase ("text", "e(?<foo>x)", "${${foo}}", "t${x}t" ),
56 new testcase ("text", "e(?<foo>x)", "$${foo}}", "t${foo}}t" ),
57 new testcase ("text", "e(?<foo>x)", "$${bfoo}}", "t${bfoo}}t" ),
58 new testcase ("text", "e(?<foo>x)", "$${foo}}", "t${foo}}t" ),
59 new testcase ("text", "e(?<foo>x)", "$${foo}", "t${foo}t" ),
60 new testcase ("text", "e(?<foo>x)", "$$", "t$t" ),
61 new testcase ("text", "(?<foo>e)(?<foo>x)", "${foo}$1$2", "txx$2t" ),
62 new testcase ("text", "(e)(?<foo>x)", "${foo}$1$2", "txext" ),
63 new testcase ("text", "(?<foo>e)(x)", "${foo}$1$2", "texet" ),
64 new testcase ("text", "(e)(?<foo>x)", "${foo}$1$2$+", "txexxt" ),
65 new testcase ("text", "(?<foo>e)(x)", "${foo}$1$2$+", "texeet" ),
66 new testcase ("314 1592 65358", @"\d\d\d\d|\d\d\d", "a", "a a a8" ),
67 new testcase ("2 314 1592 65358", @"\d\d\d\d|\d\d\d", "a", "2 a a a8" ),
68 new testcase ("<i>am not</i>", "<(.+?)>", "[$0:$1]", "[<i>:i]am not[</i>:/i]"),
72 public void ReplaceTests ()
76 foreach (testcase test in tests) {
78 result = Regex.Replace (test.original, test.pattern, test.replacement);
79 Assert.AreEqual (result, test.expected, "rr#{0}: {1} ~ s,{2},{3},", i,
80 test.original, test.pattern, test.replacement);
81 } catch (Exception e) {
82 Assert.Fail ("rr#{0}: Exception thrown", i);