serene/src/tests/reader/reader_tests.cpp.inc

110 lines
3.0 KiB
C++

/* -*- C++ -*-
* Serene programming language.
*
* Copyright (c) 2019-2022 Sameer Rahmani <lxsameer@gnu.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "serene/reader/reader.h"
#include "../test_helpers.cpp.inc"
#include <catch2/catch.hpp>
namespace serene {
namespace reader {
TEST_CASE("Read numbers", "[reader]") {
auto maybeAst = reader::read("3");
if (!maybeAst) {
FAIL();
}
auto ast = std::move(maybeAst).getValue();
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() == "<Number 3>");
maybeAst = reader::read("-34");
if (!maybeAst) {
FAIL();
}
ast = std::move(maybeAst.getValue());
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() == "<Number -34>");
maybeAst = reader::read("-3.5434");
if (!maybeAst) {
FAIL();
}
ast = std::move(maybeAst.getValue());
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() == "<Number -3.5434>");
maybeAst = reader::read("444323 2123 123123");
if (!maybeAst) {
FAIL();
}
ast = std::move(maybeAst.getValue());
REQUIRE(ast.size() == 3);
CHECK(ast.front()->toString() == "<Number 444323>");
CHECK(ast[1]->toString() == "<Number 2123>");
CHECK(ast[2]->toString() == "<Number 123123>");
};
TEST_CASE("Read Lists and Symbols", "[reader]") {
auto maybeAst = reader::read("(x 1)");
if (!maybeAst) {
FAIL();
}
auto ast = std::move(maybeAst.getValue());
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() == "<List <Symbol x> <Number 1>>");
maybeAst = reader::read("(x (y (z)))");
if (!maybeAst) {
FAIL();
}
ast = std::move(maybeAst.getValue());
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() ==
"<List <Symbol x> <List <Symbol y> <List <Symbol z>>>>");
maybeAst = reader::read("(x \n y)");
if (!maybeAst) {
FAIL();
}
ast = std::move(maybeAst.getValue());
REQUIRE_FALSE(ast.empty());
CHECK(ast.front()->toString() == "<List <Symbol x> <Symbol y>>");
};
} // namespace reader
} // namespace serene