64 lines
1.6 KiB
C
64 lines
1.6 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 "construct.h"
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#include "testing.h"
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static void test_empty_expression(void)
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{
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regex_term_t *terms = malloc(1 * sizeof(regex_term_t));
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terms[0].quantifier = REGEX_QUANTIFIER_NONE;
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terms[0].type = REGEX_TERM_EMPTY;
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regex_sequence_t *alternatives = malloc(1 * sizeof(regex_sequence_t));
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alternatives[0].count = alternatives[0].capacity = 1;
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alternatives[0].contents = terms;
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const regex_t regex
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= { .count = 1, .capacity = 1, .contents = alternatives };
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fsa_t fsa;
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construct(®ex, &fsa);
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ASSERT_EQ(1, fsa.count);
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ASSERT_TRUE(fsa.states[fsa.initial].final);
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ASSERT_EQ(0, fsa.states[fsa.initial].count);
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regex_free(®ex);
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fsa_free(&fsa);
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}
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static void test_literal_expression(void)
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{
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regex_term_t *terms = malloc(1 * sizeof(regex_term_t));
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terms[0].quantifier = REGEX_QUANTIFIER_NONE;
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terms[0].type = REGEX_TERM_LITERAL;
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terms[0].literal = 'a';
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regex_sequence_t *alternatives = malloc(1 * sizeof(regex_sequence_t));
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alternatives[0].count = alternatives[0].capacity = 1;
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alternatives[0].contents = terms;
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const regex_t regex
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= { .count = 1, .capacity = 1, .contents = alternatives };
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fsa_t fsa;
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construct(®ex, &fsa);
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const fsa_state_t *initial = &fsa.states[fsa.initial];
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ASSERT_EQ(2, fsa.count);
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ASSERT_EQ(1, initial->count);
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ASSERT_EQ('a', initial->rules[0].input);
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ASSERT_TRUE(fsa.states[initial->rules[0].next].final);
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ASSERT_EQ(0, fsa.states[initial->rules[0].next].count);
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regex_free(®ex);
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fsa_free(&fsa);
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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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test_empty_expression();
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test_literal_expression();
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return TESTING_END();
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}
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