77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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* Copyright (c) Camden Dixie O'Brien
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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#include "parser.h"
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#include "testing.h"
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#define PARSE_REGEX_STRING(s, r) parse_regex(s, strlen(s), r)
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static void a_has_no_alternative(void)
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{
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regex_t r = { 0 };
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const int result = PARSE_REGEX_STRING("a", &r);
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ASSERT_NE(-1, result);
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ASSERT_NULL(r.alternative);
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regex_free_children(&r);
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}
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static void a_pipe_b_has_alternative(void)
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{
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regex_t r = { 0 };
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const int result = PARSE_REGEX_STRING("a|b", &r);
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ASSERT_NE(-1, result);
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ASSERT_NOT_NULL(r.alternative);
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regex_free_children(&r);
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}
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static void a_pipe_b_pipe_c_result_alternative_has_alternative(void)
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{
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regex_t r = { 0 };
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const int result = PARSE_REGEX_STRING("a|b|c", &r);
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ASSERT_NE(-1, result);
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ASSERT_NOT_NULL(r.alternative);
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ASSERT_NOT_NULL(r.alternative->alternative);
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regex_free_children(&r);
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}
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static void a_is_parsed_as_unquantified_literal(void)
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{
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regex_t r = { 0 };
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const int result = PARSE_REGEX_STRING("a", &r);
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ASSERT_NE(-1, result);
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ASSERT_EQ(1, r.sequence.len);
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ASSERT_EQ(QUANTIFIER_NONE, r.sequence.contents[0].quantifier);
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ASSERT_EQ(TERM_TYPE_LITERAL, r.sequence.contents[0].type);
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ASSERT_EQ('a', r.sequence.contents[0].literal);
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regex_free_children(&r);
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}
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static void b_is_parsed_as_unquantified_literal(void)
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{
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regex_t r = { 0 };
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const int result = PARSE_REGEX_STRING("b", &r);
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ASSERT_NE(-1, result);
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ASSERT_EQ(1, r.sequence.len);
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ASSERT_EQ(QUANTIFIER_NONE, r.sequence.contents[0].quantifier);
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ASSERT_EQ(TERM_TYPE_LITERAL, r.sequence.contents[0].type);
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ASSERT_EQ('b', r.sequence.contents[0].literal);
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regex_free_children(&r);
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}
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int main(void)
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{
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TESTING_BEGIN();
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a_has_no_alternative();
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a_pipe_b_has_alternative();
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a_pipe_b_pipe_c_result_alternative_has_alternative();
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a_is_parsed_as_unquantified_literal();
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b_is_parsed_as_unquantified_literal();
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return TESTING_END();
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}
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