made more helper functions for testing
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@@ -1,20 +1,9 @@
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#include "ast/expressions/identifier.hpp"
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#include "ast/expressions/infix.hpp"
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#include "ast/expressions/integer.hpp"
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#include "ast/expressions/prefix.hpp"
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#include "utils.hpp"
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#include <doctest.h>
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#include <sstream>
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void test_integer_literal(ast::expression* expr, int value) {
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ast::integer_literal* int_lit = cast<ast::integer_literal>(expr);
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REQUIRE(int_lit->value == value);
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std::ostringstream oss;
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oss << value;
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REQUIRE(int_lit->token_literal() == oss.str());
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}
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TEST_SUITE("Parser: expression") {
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TEST_CASE_FIXTURE(
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@@ -78,15 +67,16 @@ TEST_SUITE("Parser: expression") {
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SUBCASE(name) { \
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setup(input); \
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REQUIRE(program->statements.size() == 1); \
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\
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ast::expression_stmt* expression_stmt = \
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cast<ast::expression_stmt>(program->statements[0]); \
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\
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ast::infix_expr* infix_expr = \
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cast<ast::infix_expr>(expression_stmt->expression); \
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\
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test_integer_literal(infix_expr->left, _left); \
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REQUIRE(infix_expr->op == _op); \
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test_integer_literal(infix_expr->right, _right); \
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test_infix_expression( \
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expression_stmt->expression, \
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_left, \
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_op, \
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_right \
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); \
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}
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CASE("Infix: '+'", "5 + 5;", 5, "+", 5);
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CASE("Infix: '-'", "5- 5;", 5, "-", 5);
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@@ -96,6 +86,7 @@ TEST_SUITE("Parser: expression") {
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CASE("Infix: '>'", "25 > 15;", 25, ">", 15);
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CASE("Infix: '=='", "5 == 5;", 5, "==", 5);
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CASE("Infix: '!='", "15 != 5;", 15, "!=", 5);
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CASE("Infix: between identifiers", "alice * bob;", "alice", "*", "bob");
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#undef CASE
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}
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