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Add EqualsPointer matcher for comparing pointed-to values

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This commit is contained in:
Max Brunsfeld 2013-12-28 18:42:00 -08:00
parent d027aa5af6
commit 656f6b0819
3 changed files with 64 additions and 36 deletions
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36
spec/compiler/rules/pattern_spec.cpp
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@ -10,30 +10,30 @@ describe("parsing pattern rules", []() {
it("parses simple strings", [&]() {
Pattern rule("abc");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(seq({
rule.to_rule_tree(),
EqualsPointer(seq({
character('a'),
character('b'),
character('c')
})->to_string()));
})));
});
it("parses character classes", []() {
Pattern rule("\\w-\\d");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(seq({
rule.to_rule_tree(),
EqualsPointer(seq({
character(CharClassWord),
character('-'),
character(CharClassDigit)
})->to_string()));
})));
});
it("parses choices", []() {
Pattern rule("ab|cd|ef");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(choice({
rule.to_rule_tree(),
EqualsPointer(choice({
seq({
character('a'),
character('b'),
@ -46,39 +46,39 @@ describe("parsing pattern rules", []() {
character('e'),
character('f')
})
})->to_string()));
})));
});
it("parses choices in sequences", []() {
Pattern rule("(a|b)cd");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(seq({
rule.to_rule_tree(),
EqualsPointer(seq({
choice({
character('a'),
character('b'),
}),
character('c'),
character('d')
})->to_string()));
})));
});
it("parses special characters when they are escaped", []() {
Pattern rule("a\\(b");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(seq({
rule.to_rule_tree(),
EqualsPointer(seq({
character('a'),
character('('),
character('b')
})->to_string()));
})));
});
it("parses repeating rules", []() {
Pattern rule("(ab)+(cd)+");
AssertThat(
rule.to_rule_tree()->to_string(),
Equals(
rule.to_rule_tree(),
EqualsPointer(
seq({
repeat(seq({
character('a'),
@ -88,7 +88,7 @@ describe("parsing pattern rules", []() {
character('c'),
character('d')
})),
})->to_string()
})
));
});
});