104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/* -*- C++ -*-
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* Serene Programming Language
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*
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* Copyright (c) 2019-2022 Sameer Rahmani <lxsameer@gnu.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "serene/reader/reader.h"
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#include "../test_helpers.cpp.inc"
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#include <catch2/catch_all.hpp>
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namespace serene {
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namespace reader {
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TEST_CASE("Read numbers", "[reader]") {
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auto maybeAst = reader::read("3");
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if (!maybeAst) {
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FAIL();
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}
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auto ast = std::move(maybeAst).getValue();
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() == "<Number 3>");
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maybeAst = reader::read("-34");
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if (!maybeAst) {
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FAIL();
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}
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ast = std::move(maybeAst.getValue());
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() == "<Number -34>");
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maybeAst = reader::read("-3.5434");
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if (!maybeAst) {
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FAIL();
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}
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ast = std::move(maybeAst.getValue());
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() == "<Number -3.5434>");
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maybeAst = reader::read("444323 2123 123123");
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if (!maybeAst) {
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FAIL();
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}
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ast = std::move(maybeAst.getValue());
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REQUIRE(ast.size() == 3);
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CHECK(ast.front()->toString() == "<Number 444323>");
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CHECK(ast[1]->toString() == "<Number 2123>");
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CHECK(ast[2]->toString() == "<Number 123123>");
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};
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TEST_CASE("Read Lists and Symbols", "[reader]") {
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auto maybeAst = reader::read("(x 1)");
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if (!maybeAst) {
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FAIL();
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}
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auto ast = std::move(maybeAst.getValue());
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() == "<List <Symbol x> <Number 1>>");
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maybeAst = reader::read("(x (y (z)))");
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if (!maybeAst) {
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FAIL();
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}
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ast = std::move(maybeAst.getValue());
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() ==
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"<List <Symbol x> <List <Symbol y> <List <Symbol z>>>>");
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maybeAst = reader::read("(x \n y)");
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if (!maybeAst) {
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FAIL();
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}
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ast = std::move(maybeAst.getValue());
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REQUIRE_FALSE(ast.empty());
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CHECK(ast.front()->toString() == "<List <Symbol x> <Symbol y>>");
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};
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} // namespace reader
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} // namespace serene
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