63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
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#include "spec_helper.h"
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#include "rules.h"
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#include "transition_map.h"
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using namespace tree_sitter::rules;
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Describe(pattern_rules) {
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It(parses_simple_strings) {
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pattern_ptr rule = pattern("abc");
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AssertThat(
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rule->to_rule_tree()->to_string(),
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Equals(seq({
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character('a'),
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character('b'),
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character('c')
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})->to_string()));
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};
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It(parses_choices) {
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pattern_ptr rule = pattern("ab|cd|ef");
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AssertThat(
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rule->to_rule_tree()->to_string(),
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Equals(choice({
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seq({
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character('a'),
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character('b'),
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}),
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seq({
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character('c'),
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character('d')
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}),
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seq({
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character('e'),
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character('f')
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})
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})->to_string()));
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};
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It(parses_choices_in_sequences) {
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pattern_ptr rule = pattern("(a|b)cd");
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AssertThat(
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rule->to_rule_tree()->to_string(),
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Equals(seq({
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choice({
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character('a'),
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character('b'),
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}),
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character('c'),
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character('d')
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})->to_string()));
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};
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It(parses_special_characters_when_they_are_escaped) {
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pattern_ptr rule = pattern("a\\(b");
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AssertThat(
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rule->to_rule_tree()->to_string(),
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Equals(seq({
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character('a'),
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character('('),
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character('b')
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})->to_string()));
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}
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};
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