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src/base/intern_string.tests.cc
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82
src/base/intern_string.tests.cc
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/**
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* Copyright (c) 2021, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include <cctype>
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#include <iostream>
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#include "doctest/doctest.h"
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#include "intern_string.hh"
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TEST_CASE("consume")
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{
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auto is_eq = string_fragment::tag1{'='};
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auto is_dq = string_fragment::tag1{'"'};
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auto is_colon = string_fragment::tag1{':'};
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const char *pair = "foo = bar";
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auto sf = string_fragment(pair);
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auto split_sf = sf.split_while(isalnum);
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CHECK(split_sf.has_value());
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CHECK(split_sf->first.to_string() == "foo");
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CHECK(split_sf->second.to_string() == " = bar");
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auto value_frag = split_sf->second.skip(isspace).consume(is_eq);
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CHECK(value_frag.has_value());
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CHECK(value_frag->to_string() == " bar");
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auto stripped_value_frag = value_frag->consume(isspace);
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CHECK(stripped_value_frag.has_value());
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CHECK(stripped_value_frag->to_string() == "bar");
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auto no_value = sf.consume(is_colon);
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CHECK(!no_value.has_value());
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const char *qs = R"("foo \" bar")";
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auto qs_sf = string_fragment{qs};
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auto qs_body = qs_sf.consume(is_dq);
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string_fragment::quoted_string_body qsb;
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auto split_body = qs_body->split_while(qsb);
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CHECK(split_body.has_value());
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CHECK(split_body->first.to_string() == "foo \\\" bar");
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CHECK(split_body->second.to_string() == "\"");
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auto empty = split_body->second.consume(is_dq);
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CHECK(empty.has_value());
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CHECK(empty->empty());
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}
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