1/* Copyright (c) 2013-2017 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "util/test/suite.h"
  7
  8#include <mgba/internal/debugger/parser.h>
  9
 10struct LPTest {
 11	struct LexVector lv;
 12	struct ParseTree tree;
 13};
 14
 15#define PARSE(STR) \
 16	struct LPTest* lp = *state; \
 17	lexFree(&lp->lv); \
 18	LexVectorClear(&lp->lv); \
 19	size_t adjusted = lexExpression(&lp->lv, STR, strlen(STR), ""); \
 20	assert_false(adjusted > strlen(STR)); \
 21	struct ParseTree* tree = &lp->tree; \
 22	parseLexedExpression(tree, &lp->lv)
 23
 24static int parseSetup(void** state) {
 25	struct LPTest* lp = malloc(sizeof(struct LPTest));
 26	LexVectorInit(&lp->lv, 0);
 27	*state = lp;
 28	return 0;
 29}
 30
 31static int parseTeardown(void** state) {
 32	struct LPTest* lp = *state;
 33	parseFree(&lp->tree);
 34	lexFree(&lp->lv);
 35	LexVectorDeinit(&lp->lv);
 36	free(lp);
 37	return 0;
 38}
 39
 40M_TEST_DEFINE(parseEmpty) {
 41	PARSE("");
 42
 43	assert_int_equal(tree->token.type, TOKEN_ERROR_TYPE);
 44}
 45
 46M_TEST_DEFINE(parseInt) {
 47	PARSE("0");
 48
 49	assert_int_equal(tree->token.type, TOKEN_UINT_TYPE);
 50	assert_int_equal(tree->token.uintValue, 0);
 51}
 52
 53M_TEST_DEFINE(parseLexError) {
 54	PARSE("@");
 55
 56	assert_int_equal(tree->token.type, TOKEN_ERROR_TYPE);
 57}
 58
 59M_TEST_DEFINE(parseSimpleExpression) {
 60	PARSE("1+2");
 61
 62	assert_int_equal(tree->token.type, TOKEN_OPERATOR_TYPE);
 63	assert_int_equal(tree->token.operatorValue, OP_ADD);
 64	assert_int_equal(tree->lhs->token.type, TOKEN_UINT_TYPE);
 65	assert_int_equal(tree->lhs->token.uintValue, 1);
 66	assert_int_equal(tree->rhs->token.type, TOKEN_UINT_TYPE);
 67	assert_int_equal(tree->rhs->token.uintValue, 2);
 68}
 69
 70M_TEST_DEFINE(parseAddMultplyExpression) {
 71	PARSE("1+2*3");
 72
 73	assert_int_equal(tree->token.type, TOKEN_OPERATOR_TYPE);
 74	assert_int_equal(tree->token.operatorValue, OP_ADD);
 75	assert_int_equal(tree->lhs->token.type, TOKEN_UINT_TYPE);
 76	assert_int_equal(tree->lhs->token.uintValue, 1);
 77	assert_int_equal(tree->rhs->token.type, TOKEN_OPERATOR_TYPE);
 78	assert_int_equal(tree->rhs->token.uintValue, OP_MULTIPLY);
 79	assert_int_equal(tree->rhs->lhs->token.type, TOKEN_UINT_TYPE);
 80	assert_int_equal(tree->rhs->lhs->token.uintValue, 2);
 81	assert_int_equal(tree->rhs->rhs->token.type, TOKEN_UINT_TYPE);
 82	assert_int_equal(tree->rhs->rhs->token.uintValue, 3);
 83}
 84
 85M_TEST_DEFINE(parseParentheticalExpression) {
 86	PARSE("(1+2)");
 87
 88	assert_int_equal(tree->token.type, TOKEN_OPERATOR_TYPE);
 89	assert_int_equal(tree->token.operatorValue, OP_ADD);
 90	assert_int_equal(tree->lhs->token.type, TOKEN_UINT_TYPE);
 91	assert_int_equal(tree->lhs->token.uintValue, 1);
 92	assert_int_equal(tree->rhs->token.type, TOKEN_UINT_TYPE);
 93	assert_int_equal(tree->rhs->token.uintValue, 2);
 94}
 95
 96M_TEST_DEFINE(parseParentheticalAddMultplyExpression) {
 97	PARSE("(1+2)*3");
 98
 99	assert_int_equal(tree->token.type, TOKEN_OPERATOR_TYPE);
100	assert_int_equal(tree->token.operatorValue, OP_MULTIPLY);
101	assert_int_equal(tree->lhs->token.type, TOKEN_OPERATOR_TYPE);
102	assert_int_equal(tree->lhs->token.uintValue, OP_ADD);
103	assert_int_equal(tree->lhs->lhs->token.type, TOKEN_UINT_TYPE);
104	assert_int_equal(tree->lhs->lhs->token.uintValue, 1);
105	assert_int_equal(tree->lhs->lhs->token.type, TOKEN_UINT_TYPE);
106	assert_int_equal(tree->lhs->rhs->token.uintValue, 2);
107	assert_int_equal(tree->rhs->token.type, TOKEN_UINT_TYPE);
108	assert_int_equal(tree->rhs->token.uintValue, 3);
109}
110
111M_TEST_SUITE_DEFINE(Parser,
112	cmocka_unit_test_setup_teardown(parseEmpty, parseSetup, parseTeardown),
113	cmocka_unit_test_setup_teardown(parseInt, parseSetup, parseTeardown),
114	cmocka_unit_test_setup_teardown(parseLexError, parseSetup, parseTeardown),
115	cmocka_unit_test_setup_teardown(parseSimpleExpression, parseSetup, parseTeardown),
116	cmocka_unit_test_setup_teardown(parseAddMultplyExpression, parseSetup, parseTeardown),
117	cmocka_unit_test_setup_teardown(parseParentheticalExpression, parseSetup, parseTeardown),
118	cmocka_unit_test_setup_teardown(parseParentheticalAddMultplyExpression, parseSetup, parseTeardown))