1 //===- llvm/unittest/Support/RegexTest.cpp - Regex tests --===//
10 #include "llvm/Support/Regex.h"
22   Regex r1("^[0-9]+$");  in TEST_F()
28   Regex r2("[0-9]+");  in TEST_F()
33   Regex r3("[0-9]+([a-f])?:([0-9]+)");  in TEST_F()
46   Regex r4("a[^b]+b");  in TEST_F()
57   Regex r5(NulPattern);  in TEST_F()
65   Regex r1("([a-z]+)_\\1");  in TEST_F()
71   Regex r2("a([0-9])b\\1c\\1");  in TEST_F()
77   Regex r3("a([0-9])([a-z])b\\1\\2");  in TEST_F()
89   EXPECT_EQ("aNUMber", Regex("[0-9]+").sub("NUM", "a1234ber"));  in TEST_F()
92   EXPECT_EQ("a\\ber", Regex("[0-9]+").sub("\\\\", "a1234ber", &Error));  in TEST_F()
94   EXPECT_EQ("a\nber", Regex("[0-9]+").sub("\\n", "a1234ber", &Error));  in TEST_F()
96   EXPECT_EQ("a\tber", Regex("[0-9]+").sub("\\t", "a1234ber", &Error));  in TEST_F()
98   EXPECT_EQ("ajber", Regex("[0-9]+").sub("\\j", "a1234ber", &Error));  in TEST_F()
101   EXPECT_EQ("aber", Regex("[0-9]+").sub("\\", "a1234ber", &Error));  in TEST_F()
105   EXPECT_EQ("aa1234bber", Regex("a[0-9]+b").sub("a\\0b", "a1234ber", &Error));  in TEST_F()
108   EXPECT_EQ("a1234ber", Regex("a([0-9]+)b").sub("a\\1b", "a1234ber", &Error));  in TEST_F()
111   EXPECT_EQ("aber", Regex("a[0-9]+b").sub("a\\100b", "a1234ber", &Error));  in TEST_F()
116   EXPECT_TRUE(Regex::isLiteralERE("abc"));  in TEST_F()
117   EXPECT_FALSE(Regex::isLiteralERE("a(bc)"));  in TEST_F()
118   EXPECT_FALSE(Regex::isLiteralERE("^abc"));  in TEST_F()
119   EXPECT_FALSE(Regex::isLiteralERE("abc$"));  in TEST_F()
120   EXPECT_FALSE(Regex::isLiteralERE("a|bc"));  in TEST_F()
121   EXPECT_FALSE(Regex::isLiteralERE("abc*"));  in TEST_F()
122   EXPECT_FALSE(Regex::isLiteralERE("abc+"));  in TEST_F()
123   EXPECT_FALSE(Regex::isLiteralERE("abc?"));  in TEST_F()
124   EXPECT_FALSE(Regex::isLiteralERE("abc."));  in TEST_F()
125   EXPECT_FALSE(Regex::isLiteralERE("a[bc]"));  in TEST_F()
126   EXPECT_FALSE(Regex::isLiteralERE("abc\\1"));  in TEST_F()
127   EXPECT_FALSE(Regex::isLiteralERE("abc{1,2}"));  in TEST_F()
131   EXPECT_EQ("a\\[bc\\]", Regex::escape("a[bc]"));  in TEST_F()
132   EXPECT_EQ("abc\\{1\\\\,2\\}", Regex::escape("abc{1\\,2}"));  in TEST_F()
137   EXPECT_FALSE(Regex("(foo").isValid(Error));  in TEST_F()
139   EXPECT_FALSE(Regex("a[b-").isValid(Error));  in TEST_F()
144   Regex r1("^[0-9]+$");  in TEST_F()
145   Regex r2(std::move(r1));  in TEST_F()
150   Regex r1("^[0-9]+$");  in TEST_F()
151   Regex r2("abc");  in TEST_F()