mirror of
https://github.com/GothenburgBitFactory/timewarrior.git
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95 lines
3 KiB
C++
95 lines
3 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2015, Paul Beckingham, Federico Hernandez.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// http://www.opensource.org/licenses/mit-license.php
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <cmake.h>
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#include <Grammar.h>
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#include <test.h>
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////////////////////////////////////////////////////////////////////////////////
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void testBadGrammarFile (UnitTest& t, File& file)
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{
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try
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{
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Grammar g;
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g.loadFromFile (file);
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t.fail ("Grammar::loadFromFile accepted a bad file");
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}
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catch (std::string error)
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{
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t.diag (error);
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t.pass ("Grammar::loadFromFile rejected a bad file");
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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void testBadGrammar (UnitTest& t, const std::string& bnf)
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{
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try
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{
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Grammar g;
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g.loadFromString (bnf);
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t.fail ("Grammar::loadFromFile accepted a bad grammar");
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}
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catch (std::string error)
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{
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t.diag (error);
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t.pass ("Grammar::loadFromFile rejected a bad grammar");
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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int main (int, char**)
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{
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UnitTest t (6);
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// Test loading from a missing file.
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File missing ("/tmp/does/not/exist");
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t.notok (missing.exists (), "Grammar file is recognized as missing");
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testBadGrammarFile (t, missing);
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// Test error on parsing bad grammar.
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testBadGrammar (t, "");
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testBadGrammar (t, "# Comment\n"
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"# Comment\n"
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"\n"
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"\n"
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"\n");
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// Unreferenced rule 'two'.
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testBadGrammar (t, "one: \"foo\"\n"
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"\n"
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"two: \"bar\"\n");
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// Undefined rule 'three'.
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testBadGrammar (t, "one: three\n"
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"\n"
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"two: \"foo\"\n");
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return 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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