89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
#include "ast/expressions/identifier.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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TEST_SUITE("Parser: expression") {
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TEST_CASE_FIXTURE(
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ParserFixture,
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"Simple expression statement with identifier"
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) {
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setup("foobar;");
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REQUIRE(program->statements.size() == 1);
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ast::expression_stmt* expression_stmt =
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cast<ast::expression_stmt>(program->statements[0]);
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ast::identifier* ident =
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cast<ast::identifier>(expression_stmt->expression);
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REQUIRE(ident->value == "foobar");
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REQUIRE(ident->token_literal() == "foobar");
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};
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TEST_CASE_FIXTURE(
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ParserFixture,
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"Simple expression statement with integer"
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) {
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setup("5;");
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REQUIRE(program->statements.size() == 1);
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ast::expression_stmt* expression_stmt =
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cast<ast::expression_stmt>(program->statements[0]);
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ast::integer_literal* int_lit =
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cast<ast::integer_literal>(expression_stmt->expression);
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REQUIRE(int_lit->value == 5);
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REQUIRE(int_lit->token_literal() == "5");
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};
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// TEST_CASE_FIXTURE(
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// ParserFixture,
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// "Simple expression statement with prefix before integer"
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// ) {
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// SUBCASE("Prefix: '!'") {
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// setup("!5;");
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//
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// REQUIRE(program->statements.size() == 1);
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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::prefix_expr* prefix_expr;
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// REQUIRE_NOTHROW(
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// prefix_expr =
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// dynamic_cast<ast::prefix_expr*>(expression_stmt->expression)
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// );
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// REQUIRE_MESSAGE(
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// prefix_expr != nullptr,
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// "Couldn't cast expression to an identifier"
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// );
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//
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// REQUIRE(prefix_expr->value == 5);
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// REQUIRE(prefix_expr->token_literal() == "5");
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// }
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// SUBCASE("Prefix: '-'") {
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// setup("-15;");
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//
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// REQUIRE(program->statements.size() == 1);
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// ast::expression_stmt* expression_stmt =
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// get_expression_stmt(program->statements[0]);
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//
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// ast::integer_literal* int_lit;
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// REQUIRE_NOTHROW(
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// int_lit = dynamic_cast<ast::integer_literal*>(
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// expression_stmt->expression
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// )
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// );
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// REQUIRE_MESSAGE(
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// int_lit != nullptr,
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// "Couldn't cast expression to an identifier"
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// );
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//
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// REQUIRE(int_lit->value == 5);
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// REQUIRE(int_lit->token_literal() == "5");
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// }
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// }
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}
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