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442 lines
11 KiB
C++
442 lines
11 KiB
C++
// This file is a part of toml++ and is subject to the the terms of the MIT license.
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// Copyright (c) 2019-2020 Mark Gillard <mark.gillard@outlook.com.au>
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// See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
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// SPDX-License-Identifier: MIT
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#include "tests.h"
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TEST_CASE("parsing - tables")
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{
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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[table]
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[table-1]
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key1 = "some string"
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key2 = 123
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[table-2]
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key1 = "another string"
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key2 = 456
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[dog."tater.man"]
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type.name = "pug"
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[a.b.c] # this is best practice
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[ d.e.f ] # same as [d.e.f]
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[ g . h . i ] # same as [g.h.i]
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[ j . "ʞ" . 'l' ] # same as [j."ʞ".'l']
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# [x] you
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# [x.y] don't
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# [x.y.z] need these
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[x.y.z.w] # for this to work
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[x] # defining a super-table afterwards is ok
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[fruit]
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apple.color = "red"
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apple.taste.sweet = true
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[fruit.apple.texture] # you can add sub-tables
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smooth = true
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("table")].as<table>());
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CHECK(tbl[S("table")].as<table>()->size() == 0_sz);
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REQUIRE(tbl[S("table-1")].as<table>());
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CHECK(tbl[S("table-1")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("table-1")][S("key1")] == S("some string"sv));
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CHECK(tbl[S("table-1")][S("key2")] == 123);
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REQUIRE(tbl[S("table-2")].as<table>());
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CHECK(tbl[S("table-2")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("table-2")][S("key1")] == S("another string"sv));
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CHECK(tbl[S("table-2")][S("key2")] == 456);
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REQUIRE(tbl[S("dog")].as<table>());
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CHECK(tbl[S("dog")].as<table>()->size() == 1_sz);
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REQUIRE(tbl[S("dog")][S("tater.man")].as<table>());
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CHECK(tbl[S("dog")][S("tater.man")].as<table>()->size() == 1_sz);
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CHECK(tbl[S("dog")][S("tater.man")][S("type")][S("name")] == S("pug"sv));
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CHECK(tbl[S("a")].as<table>());
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CHECK(tbl[S("a")][S("b")].as<table>());
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CHECK(tbl[S("a")][S("b")][S("c")].as<table>());
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CHECK(tbl[S("d")].as<table>());
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CHECK(tbl[S("d")][S("e")].as<table>());
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CHECK(tbl[S("d")][S("e")][S("f")].as<table>());
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CHECK(tbl[S("g")].as<table>());
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CHECK(tbl[S("g")][S("h")].as<table>());
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CHECK(tbl[S("g")][S("h")][S("i")].as<table>());
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CHECK(tbl[S("j")].as<table>());
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CHECK(tbl[S("j")][S("ʞ")].as<table>());
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CHECK(tbl[S("j")][S("ʞ")][S("l")].as<table>());
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REQUIRE(tbl[S("fruit")].as<table>());
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CHECK(tbl[S("fruit")][S("apple")][S("color")] == S("red"sv));
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CHECK(tbl[S("fruit")][S("apple")][S("taste")][S("sweet")] == true);
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CHECK(tbl[S("fruit")][S("apple")][S("texture")][S("smooth")] == true);
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}
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);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# DO NOT DO THIS
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[fruit]
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apple = "red"
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[fruit]
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orange = "orange"
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# DO NOT DO THIS EITHER
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[fruit]
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apple = "red"
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[fruit.apple]
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texture = "smooth"
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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[fruit]
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apple.color = "red"
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apple.taste.sweet = true
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[fruit.apple]
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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[fruit]
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apple.color = "red"
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apple.taste.sweet = true
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[fruit.apple.taste]
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)"sv);
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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# VALID BUT DISCOURAGED
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[fruit.apple]
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[animal]
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[fruit.orange]
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("animal")].as<table>());
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CHECK(tbl[S("animal")].as<table>()->size() == 0_sz);
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REQUIRE(tbl[S("fruit")].as<table>());
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CHECK(tbl[S("fruit")].as<table>()->size() == 2_sz);
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REQUIRE(tbl[S("fruit")][S("apple")].as<table>());
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REQUIRE(tbl[S("fruit")][S("orange")].as<table>());
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}
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);
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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# RECOMMENDED
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[fruit.apple]
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[fruit.orange]
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[animal]
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("animal")].as<table>());
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CHECK(tbl[S("animal")].as<table>()->size() == 0_sz);
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REQUIRE(tbl[S("fruit")].as<table>());
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CHECK(tbl[S("fruit")].as<table>()->size() == 2_sz);
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REQUIRE(tbl[S("fruit")][S("apple")].as<table>());
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REQUIRE(tbl[S("fruit")][S("orange")].as<table>());
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}
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);
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parsing_should_fail(FILE_LINE_ARGS, R"([])"sv);
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}
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TEST_CASE("parsing - inline tables")
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{
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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name = { first = "Tom", last = "Preston-Werner" }
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point = { x = 1, y = 2 }
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animal = { type.name = "pug" }
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[product]
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type = { name = "Nail" }
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("name")].as<table>());
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CHECK(tbl[S("name")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("name")][S("first")] == S("Tom"sv));
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CHECK(tbl[S("name")][S("last")] == S("Preston-Werner"sv));
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REQUIRE(tbl[S("point")].as<table>());
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CHECK(tbl[S("point")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("point")][S("x")] == 1);
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CHECK(tbl[S("point")][S("y")] == 2);
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REQUIRE(tbl[S("animal")].as<table>());
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CHECK(tbl[S("animal")].as<table>()->size() == 1_sz);
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REQUIRE(tbl[S("animal")][S("type")].as<table>());
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CHECK(tbl[S("animal")][S("type")].as<table>()->size() == 1_sz);
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CHECK(tbl[S("animal")][S("type")][S("name")] == S("pug"sv));
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REQUIRE(tbl[S("product")].as<table>());
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CHECK(tbl[S("product")].as<table>()->size() == 1_sz);
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REQUIRE(tbl[S("product")][S("type")].as<table>());
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CHECK(tbl[S("product")][S("type")].as<table>()->size() == 1_sz);
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CHECK(tbl[S("product")][S("type")][S("name")] == S("Nail"sv));
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}
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);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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[product]
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type = { name = "Nail" }
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type.edible = false # INVALID
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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[product]
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type.name = "Nail"
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type = { edible = false } # INVALID
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)"sv);
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// "newlines are allowed between the curly braces [if] they are valid within a value."
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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test = { val1 = "foo", val2 = [
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1, 2,
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3
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], val3 = "bar" }
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("test")].as<table>());
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CHECK(tbl[S("test")].as<table>()->size() == 3_sz);
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CHECK(tbl[S("test")][S("val1")] == S("foo"sv));
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REQUIRE(tbl[S("test")][S("val2")].as<array>());
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CHECK(tbl[S("test")][S("val2")].as<array>()->size() == 3_sz);
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CHECK(tbl[S("test")][S("val2")][0] == 1);
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CHECK(tbl[S("test")][S("val2")][1] == 2);
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CHECK(tbl[S("test")][S("val2")][2] == 3);
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CHECK(tbl[S("test")][S("val3")] == S("bar"sv));
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}
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);
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// toml/issues/516 (newlines/trailing commas in inline tables)
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#if TOML_LANG_UNRELEASED
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{
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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name = {
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first = "Tom",
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last = "Preston-Werner",
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}
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("name")].as<table>());
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CHECK(tbl[S("name")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("name")][S("first")] == S("Tom"sv));
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CHECK(tbl[S("name")][S("last")] == S("Preston-Werner"sv));
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}
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);
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}
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#else
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{
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// "A terminating comma (also called trailing comma) is not permitted after the last key/value pair in an inline table."
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parsing_should_fail(FILE_LINE_ARGS, R"(name = { first = "Tom", last = "Preston-Werner", })"sv);
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// "No newlines are allowed between the curly braces unless they are valid within a value."
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parsing_should_fail(FILE_LINE_ARGS, R"(
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name = {
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first = "Tom",
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last = "Preston-Werner"
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}
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)"sv);
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}
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#endif
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}
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TEST_CASE("parsing - arrays-of-tables")
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{
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parsing_should_succeed(
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FILE_LINE_ARGS,
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R"(
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points = [ { x = 1, y = 2, z = 3 },
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{ x = 7, y = 8, z = 9 },
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{ x = 2, y = 4, z = 8 } ]
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[[products]]
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name = "Hammer"
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sku = 738594937
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[[products]]
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[[products]]
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name = "Nail"
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sku = 284758393
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color = "gray"
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[[fruit]]
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name = "apple"
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[fruit.physical] # subtable
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color = "red"
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shape = "round"
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[[fruit.variety]] # nested array of tables
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name = "red delicious"
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[[fruit.variety]]
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name = "granny smith"
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[[fruit]]
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name = "banana"
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[[fruit.variety]]
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name = "plantain"
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)"sv,
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[](table&& tbl)
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{
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REQUIRE(tbl[S("points")].as<array>());
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CHECK(tbl[S("points")].as<array>()->size() == 3_sz);
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CHECK(tbl[S("points")].as<array>()->is_homogeneous());
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CHECK(tbl[S("points")].as<array>()->is_array_of_tables());
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CHECK(tbl[S("points")][0][S("x")] == 1);
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CHECK(tbl[S("points")][0][S("y")] == 2);
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CHECK(tbl[S("points")][0][S("z")] == 3);
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CHECK(tbl[S("points")][1][S("x")] == 7);
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CHECK(tbl[S("points")][1][S("y")] == 8);
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CHECK(tbl[S("points")][1][S("z")] == 9);
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CHECK(tbl[S("points")][2][S("x")] == 2);
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CHECK(tbl[S("points")][2][S("y")] == 4);
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CHECK(tbl[S("points")][2][S("z")] == 8);
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REQUIRE(tbl[S("products")].as<array>());
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CHECK(tbl[S("products")].as<array>()->size() == 3_sz);
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CHECK(tbl[S("products")].as<array>()->is_homogeneous());
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CHECK(tbl[S("products")].as<array>()->is_array_of_tables());
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REQUIRE(tbl[S("products")][0].as<table>());
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CHECK(tbl[S("products")][0].as<table>()->size() == 2_sz);
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CHECK(tbl[S("products")][0][S("name")] == S("Hammer"sv));
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CHECK(tbl[S("products")][0][S("sku")] == 738594937);
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REQUIRE(tbl[S("products")][1].as<table>());
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CHECK(tbl[S("products")][1].as<table>()->size() == 0_sz);
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REQUIRE(tbl[S("products")][2].as<table>());
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CHECK(tbl[S("products")][2].as<table>()->size() == 3_sz);
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CHECK(tbl[S("products")][2][S("name")] == S("Nail"sv));
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CHECK(tbl[S("products")][2][S("sku")] == 284758393);
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CHECK(tbl[S("products")][2][S("color")] == S("gray"sv));
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REQUIRE(tbl[S("fruit")].as<array>());
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CHECK(tbl[S("fruit")].as<array>()->size() == 2_sz);
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CHECK(tbl[S("fruit")].as<array>()->is_homogeneous());
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CHECK(tbl[S("fruit")].as<array>()->is_array_of_tables());
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REQUIRE(tbl[S("fruit")][0].as<table>());
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CHECK(tbl[S("fruit")][0].as<table>()->size() == 3_sz);
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CHECK(tbl[S("fruit")][0][S("name")] == S("apple"sv));
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REQUIRE(tbl[S("fruit")][0][S("physical")].as<table>());
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CHECK(tbl[S("fruit")][0][S("physical")].as<table>()->size() == 2_sz);
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CHECK(tbl[S("fruit")][0][S("physical")][S("color")] == S("red"sv));
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CHECK(tbl[S("fruit")][0][S("physical")][S("shape")] == S("round"sv));
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REQUIRE(tbl[S("fruit")][0][S("variety")].as<array>());
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CHECK(tbl[S("fruit")][0][S("variety")].as<array>()->size() == 2_sz);
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CHECK(tbl[S("fruit")][0][S("variety")].as<array>()->is_homogeneous());
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CHECK(tbl[S("fruit")][0][S("variety")].as<array>()->is_array_of_tables());
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CHECK(tbl[S("fruit")][0][S("variety")][0][S("name")] == S("red delicious"sv));
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CHECK(tbl[S("fruit")][0][S("variety")][1][S("name")] == S("granny smith"sv));
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REQUIRE(tbl[S("fruit")][1].as<table>());
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CHECK(tbl[S("fruit")][1].as<table>()->size() == 2_sz);
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CHECK(tbl[S("fruit")][1][S("name")] == S("banana"sv));
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REQUIRE(tbl[S("fruit")][1][S("variety")].as<array>());
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CHECK(tbl[S("fruit")][1][S("variety")].as<array>()->size() == 1_sz);
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CHECK(tbl[S("fruit")][1][S("variety")].as<array>()->is_homogeneous());
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CHECK(tbl[S("fruit")][1][S("variety")].as<array>()->is_array_of_tables());
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CHECK(tbl[S("fruit")][1][S("variety")][0][S("name")] == S("plantain"sv));
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}
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);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# INVALID TOML DOC
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[fruit.physical] # subtable, but to which parent element should it belong?
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color = "red"
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shape = "round"
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[[fruit]] # parser must throw an error upon discovering that "fruit" is
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# an array rather than a table
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name = "apple"
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# INVALID TOML DOC
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fruit = []
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[[fruit]] # Not allowed
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# INVALID TOML DOC
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[[fruit]]
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name = "apple"
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[[fruit.variety]]
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name = "red delicious"
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# INVALID: This table conflicts with the previous array of tables
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[fruit.variety]
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name = "granny smith"
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)"sv);
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parsing_should_fail(FILE_LINE_ARGS, R"(
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# INVALID TOML DOC
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[[fruit]]
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name = "apple"
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[fruit.physical]
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color = "red"
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shape = "round"
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# INVALID: This array of tables conflicts with the previous table
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[[fruit.physical]]
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color = "green"
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)"sv);
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}
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