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Add numbered quantifier

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miloyip
2015-05-27 23:39:22 +08:00
parent 51bb7631f4
commit fa7dc1c439
2 changed files with 199 additions and 2 deletions
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109
test/unittest/regextest.cpp
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@@ -220,6 +220,111 @@ TEST(Regex, OneOrMore4) {
EXPECT_FALSE(re.Match("ab"));
}
TEST(Regex, QuantifierExact1) {
Regex re("ab{3}c");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbc"));
EXPECT_FALSE(re.Match("ac"));
EXPECT_FALSE(re.Match("abc"));
EXPECT_FALSE(re.Match("abbc"));
EXPECT_FALSE(re.Match("abbbbc"));
}
TEST(Regex, QuantifierExact2) {
Regex re("a(bc){3}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abcbcbcd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abcd"));
EXPECT_FALSE(re.Match("abcbcd"));
EXPECT_FALSE(re.Match("abcbcbcbcd"));
}
TEST(Regex, QuantifierExact3) {
Regex re("a(b|c){3}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbd"));
EXPECT_TRUE(re.Match("acccd"));
EXPECT_TRUE(re.Match("abcbd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abbd"));
EXPECT_FALSE(re.Match("accccd"));
EXPECT_FALSE(re.Match("abbbbd"));
}
TEST(Regex, QuantifierMin1) {
Regex re("ab{3,}c");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbc"));
EXPECT_TRUE(re.Match("abbbbc"));
EXPECT_TRUE(re.Match("abbbbbc"));
EXPECT_FALSE(re.Match("ac"));
EXPECT_FALSE(re.Match("abc"));
EXPECT_FALSE(re.Match("abbc"));
}
TEST(Regex, QuantifierMin2) {
Regex re("a(bc){3,}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abcbcbcd"));
EXPECT_TRUE(re.Match("abcbcbcbcd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abcd"));
EXPECT_FALSE(re.Match("abcbcd"));
}
TEST(Regex, QuantifierMin3) {
Regex re("a(b|c){3,}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbd"));
EXPECT_TRUE(re.Match("acccd"));
EXPECT_TRUE(re.Match("abcbd"));
EXPECT_TRUE(re.Match("accccd"));
EXPECT_TRUE(re.Match("abbbbd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abbd"));
}
TEST(Regex, QuantifierMinMax1) {
Regex re("ab{3,5}c");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbc"));
EXPECT_TRUE(re.Match("abbbbc"));
EXPECT_TRUE(re.Match("abbbbbc"));
EXPECT_FALSE(re.Match("ac"));
EXPECT_FALSE(re.Match("abc"));
EXPECT_FALSE(re.Match("abbc"));
EXPECT_FALSE(re.Match("abbbbbbc"));
}
TEST(Regex, QuantifierMinMax2) {
Regex re("a(bc){3,5}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abcbcbcd"));
EXPECT_TRUE(re.Match("abcbcbcbcd"));
EXPECT_TRUE(re.Match("abcbcbcbcbcd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abcd"));
EXPECT_FALSE(re.Match("abcbcd"));
EXPECT_FALSE(re.Match("abcbcbcbcbcbcd"));
}
TEST(Regex, QuantifierMinMax3) {
Regex re("a(b|c){3,5}d");
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("abbbd"));
EXPECT_TRUE(re.Match("acccd"));
EXPECT_TRUE(re.Match("abcbd"));
EXPECT_TRUE(re.Match("accccd"));
EXPECT_TRUE(re.Match("abbbbd"));
EXPECT_TRUE(re.Match("acccccd"));
EXPECT_TRUE(re.Match("abbbbbd"));
EXPECT_FALSE(re.Match("ad"));
EXPECT_FALSE(re.Match("abbd"));
EXPECT_FALSE(re.Match("accccccd"));
EXPECT_FALSE(re.Match("abbbbbbd"));
}
#define EURO "\xE2\x82\xAC" // "\xE2\x82\xAC" is UTF-8 sequence of Euro sign U+20AC
TEST(Regex, Unicode) {
@@ -328,10 +433,10 @@ TEST(Regex, CharacterRange8) {
}
TEST(Regex, Escape) {
const char* s = "\\|\\(\\)\\?\\*\\+\\.\\[\\]\\\\\\f\\n\\r\\t\\v[\\b][\\[][\\]]";
const char* s = "\\|\\(\\)\\?\\*\\+\\.\\[\\]\\{\\}\\\\\\f\\n\\r\\t\\v[\\b][\\[][\\]]";
Regex re(s);
ASSERT_TRUE(re.IsValid());
EXPECT_TRUE(re.Match("|()?*+.[]\\\x0C\n\r\t\x0B\b[]"));
EXPECT_TRUE(re.Match("|()?*+.[]{}\\\x0C\n\r\t\x0B\b[]"));
EXPECT_FALSE(re.Match(s)); // Not escaping
}