mirror of
https://github.com/GothenburgBitFactory/taskwarrior.git
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611812007a
- Implemented Lexer::word, which is just like ::token, but does not understand dates, durations or operators. - Implemented Lexer::split, which uses Lexer::word. - Added unit tests.
316 lines
19 KiB
C++
316 lines
19 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2013 - 2014, Göteborg Bit Factory.
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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 <iostream>
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#include <vector>
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#include <test.h>
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#include <Lexer.h>
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#include <Context.h>
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Context context;
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////////////////////////////////////////////////////////////////////////////////
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int main (int argc, char** argv)
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{
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UnitTest t (176);
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std::vector <std::pair <std::string, Lexer::Type> > tokens;
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std::string token;
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Lexer::Type type;
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// White space detection.
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t.notok (Lexer::is_ws (0x0041), "U+0041 (A) is not ws");
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t.ok (Lexer::is_ws (0x0020), "U+0020 is_ws");
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t.ok (Lexer::is_ws (0x0009), "U+0009 is_ws");
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t.ok (Lexer::is_ws (0x000A), "U+000A is_ws");
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t.ok (Lexer::is_ws (0x000B), "U+000B is_ws");
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t.ok (Lexer::is_ws (0x000C), "U+000C is_ws");
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t.ok (Lexer::is_ws (0x000D), "U+000D is_ws");
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t.ok (Lexer::is_ws (0x0085), "U+0085 is_ws");
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t.ok (Lexer::is_ws (0x00A0), "U+00A0 is_ws");
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t.ok (Lexer::is_ws (0x1680), "U+1680 is_ws"); // 10
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t.ok (Lexer::is_ws (0x180E), "U+180E is_ws");
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t.ok (Lexer::is_ws (0x2000), "U+2000 is_ws");
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t.ok (Lexer::is_ws (0x2001), "U+2001 is_ws");
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t.ok (Lexer::is_ws (0x2002), "U+2002 is_ws");
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t.ok (Lexer::is_ws (0x2003), "U+2003 is_ws");
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t.ok (Lexer::is_ws (0x2004), "U+2004 is_ws");
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t.ok (Lexer::is_ws (0x2005), "U+2005 is_ws");
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t.ok (Lexer::is_ws (0x2006), "U+2006 is_ws");
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t.ok (Lexer::is_ws (0x2007), "U+2007 is_ws");
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t.ok (Lexer::is_ws (0x2008), "U+2008 is_ws"); // 20
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t.ok (Lexer::is_ws (0x2009), "U+2009 is_ws");
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t.ok (Lexer::is_ws (0x200A), "U+200A is_ws");
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t.ok (Lexer::is_ws (0x2028), "U+2028 is_ws");
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t.ok (Lexer::is_ws (0x2029), "U+2029 is_ws");
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t.ok (Lexer::is_ws (0x202F), "U+202F is_ws");
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t.ok (Lexer::is_ws (0x205F), "U+205F is_ws");
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t.ok (Lexer::is_ws (0x3000), "U+3000 is_ws");
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// Should result in no tokens.
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Lexer l0 ("");
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t.notok (l0.token (token, type), "'' --> no tokens");
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// Should result in no tokens.
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Lexer l1 (" \t ");
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t.notok (l1.token (token, type), "' \\t ' --> no tokens");
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// \u20ac = Euro symbol.
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Lexer l2 (" one 'two \\'three\\''+456-(1.3*2 - 0x12) \\u0041 1.2e-3.4 foo.bar and '\\u20ac'");
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tokens.clear ();
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while (l2.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is (tokens[0].first, "one", "tokens[0] = 'left'"); // 30
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t.is (Lexer::type_name (tokens[0].second), "Identifier", "tokens[0] = Identifier");
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t.is (tokens[1].first, "two 'three'", "tokens[1] = 'two \\'three\\''");
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t.is (Lexer::type_name (tokens[1].second), "String", "tokens[1] = String");
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t.is (tokens[2].first, "+", "tokens[2] = '+'");
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t.is (Lexer::type_name (tokens[2].second), "Operator", "tokens[2] = Operator");
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t.is (tokens[3].first, "456", "tokens[3] = '456'");
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t.is (Lexer::type_name (tokens[3].second), "Number", "tokens[3] = Number");
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t.is (tokens[4].first, "-", "tokens[4] = '-'");
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t.is (Lexer::type_name (tokens[4].second), "Operator", "tokens[4] = Operator");
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t.is (tokens[5].first, "(", "tokens[5] = '('"); // 40
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t.is (Lexer::type_name (tokens[5].second), "Operator", "tokens[5] = Operator");
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t.is (tokens[6].first, "1.3", "tokens[6] = '1.3'");
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t.is (Lexer::type_name (tokens[6].second), "Decimal", "tokens[6] = Decimal");
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t.is (tokens[7].first, "*", "tokens[7] = '*'");
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t.is (Lexer::type_name (tokens[7].second), "Operator", "tokens[7] = Operator");
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t.is (tokens[8].first, "2", "tokens[8] = '2'");
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t.is (Lexer::type_name (tokens[8].second), "Number", "tokens[8] = Number");
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t.is (tokens[9].first, "-", "tokens[9] = '-'");
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t.is (Lexer::type_name (tokens[9].second), "Operator", "tokens[9] = Operator");
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t.is (tokens[10].first, "0x12", "tokens[10] = '0x12'"); // 50
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t.is (Lexer::type_name (tokens[10].second), "Hex", "tokens[10] = Hex");
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t.is (tokens[11].first, ")", "tokens[11] = ')'");
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t.is (Lexer::type_name (tokens[11].second), "Operator", "tokens[11] = Operator");
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t.is (tokens[12].first, "A", "tokens[12] = \\u0041 --> 'A'");
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t.is (Lexer::type_name (tokens[12].second), "Identifier", "tokens[12] = Identifier");
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t.is (tokens[13].first, "1.2e-3.4", "tokens[13] = '1.2e-3.4'");
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t.is (Lexer::type_name (tokens[13].second), "Decimal", "tokens[13] = Decimal");
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t.is (tokens[14].first, "foo.bar", "tokens[14] = 'foo.bar'");
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t.is (Lexer::type_name (tokens[14].second), "Identifier", "tokens[14] = Identifier");
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t.is (tokens[15].first, "and", "tokens[15] = 'and'"); // 60
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t.is (Lexer::type_name (tokens[15].second), "Operator", "tokens[15] = Operator");
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t.is (tokens[16].first, "€", "tokens[16] = \\u20ac --> '€'");
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t.is (Lexer::type_name (tokens[16].second), "String", "tokens[16] = String");
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// Test for ISO-8601 dates (favoring dates in ambiguous cases).
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Lexer l3 ("1 12 123 1234 12345 123456 1234567 12345678 20131129T225800Z 2013-11-29T22:58:00Z");
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l3.ambiguity (true);
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tokens.clear ();
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while (l3.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is ((int)tokens.size (), 10, "10 tokens");
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t.is (tokens[0].first, "1", "tokens[0] == '1'");
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t.is (tokens[0].second, Lexer::typeNumber, "tokens[0] == typeNumber");
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t.is (tokens[1].first, "12", "tokens[1] == '12'");
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t.is (tokens[1].second, Lexer::typeDate, "tokens[1] == typeDate");
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t.is (tokens[2].first, "123", "tokens[2] == '123'");
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t.is (tokens[2].second, Lexer::typeNumber, "tokens[2] == typeNumber"); // 70
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t.is (tokens[3].first, "1234", "tokens[3] == '1234'");
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t.is (tokens[3].second, Lexer::typeDate, "tokens[3] == typeDate");
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t.is (tokens[4].first, "12345", "tokens[4] == '12345'");
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t.is (tokens[4].second, Lexer::typeNumber, "tokens[4] == typeNumber");
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t.is (tokens[5].first, "123456", "tokens[5] == '123456'");
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t.is (tokens[5].second, Lexer::typeDate, "tokens[5] == typeDate");
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t.is (tokens[6].first, "1234567", "tokens[6] == '1234567'");
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t.is (tokens[6].second, Lexer::typeNumber, "tokens[6] == typeNumber");
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t.is (tokens[7].first, "12345678", "tokens[7] == '12345678'");
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t.is (tokens[7].second, Lexer::typeNumber, "tokens[7] == typeNumber"); // 80
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t.is (tokens[8].first, "20131129T225800Z", "tokens[8] == '20131129T225800Z'");
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t.is (tokens[8].second, Lexer::typeDate, "tokens[8] == typeDate");
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t.is (tokens[9].first, "2013-11-29T22:58:00Z", "tokens[9] == '2013-11-29T22:58:00Z'");
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t.is (tokens[9].second, Lexer::typeDate, "tokens[9] == typeDate");
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// Test for ISO-8601 dates (favoring numbers in ambiguous cases).
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Lexer l4 ("1 12 123 1234 12345 123456 1234567 12345678 20131129T225800Z 2013-11-29T22:58:00Z");
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l4.ambiguity (false);
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tokens.clear ();
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while (l4.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is ((int)tokens.size (), 10, "10 tokens");
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t.is (tokens[0].first, "1", "tokens[0] == '1'");
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t.is (tokens[0].second, Lexer::typeNumber, "tokens[0] == typeNumber");
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t.is (tokens[1].first, "12", "tokens[1] == '12'");
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t.is (tokens[1].second, Lexer::typeNumber, "tokens[1] == typeNumber");
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t.is (tokens[2].first, "123", "tokens[2] == '123'"); // 90
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t.is (tokens[2].second, Lexer::typeNumber, "tokens[2] == typeNumber");
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t.is (tokens[3].first, "1234", "tokens[3] == '1234'");
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t.is (tokens[3].second, Lexer::typeNumber, "tokens[3] == typeNumber");
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t.is (tokens[4].first, "12345", "tokens[4] == '12345'");
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t.is (tokens[4].second, Lexer::typeNumber, "tokens[4] == typeNumber");
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t.is (tokens[5].first, "123456", "tokens[5] == '123456'");
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t.is (tokens[5].second, Lexer::typeNumber, "tokens[5] == typeNumber");
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t.is (tokens[6].first, "1234567", "tokens[6] == '1234567'");
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t.is (tokens[6].second, Lexer::typeNumber, "tokens[6] == typeNumber");
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t.is (tokens[7].first, "12345678", "tokens[7] == '12345678'"); // 100
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t.is (tokens[7].second, Lexer::typeNumber, "tokens[7] == typeNumber");
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t.is (tokens[8].first, "20131129T225800Z", "tokens[8] == '20131129T225800Z'");
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t.is (tokens[8].second, Lexer::typeDate, "tokens[8] == typeDate");
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t.is (tokens[9].first, "2013-11-29T22:58:00Z", "tokens[9] == '2013-11-29T22:58:00Z'");
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t.is (tokens[9].second, Lexer::typeDate, "tokens[9] == typeDate");
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// Test for durations
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Lexer l5 ("second 1minute 2hour 3 days 4w 5mos 6 years");
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tokens.clear ();
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while (l5.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is ((int)tokens.size (), 7, "7 tokens");
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t.is (tokens[0].first, "second", "tokens[0] == 'second'");
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t.is (tokens[0].second, Lexer::typeDuration, "tokens[0] == typeDuration");
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t.is (tokens[1].first, "1minute", "tokens[1] == '1minute'");
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t.is (tokens[1].second, Lexer::typeDuration, "tokens[1] == typeDuration"); // 110
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t.is (tokens[2].first, "2hour", "tokens[2] == '2hour'");
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t.is (tokens[2].second, Lexer::typeDuration, "tokens[2] == typeDuration");
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t.is (tokens[3].first, "3 days", "tokens[3] == '3 days'");
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t.is (tokens[3].second, Lexer::typeDuration, "tokens[3] == typeDuration");
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t.is (tokens[4].first, "4w", "tokens[4] == '4w'");
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t.is (tokens[4].second, Lexer::typeDuration, "tokens[4] == typeDuration");
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t.is (tokens[5].first, "5mos", "tokens[5] == '5mos'");
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t.is (tokens[5].second, Lexer::typeDuration, "tokens[5] == typeDuration");
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t.is (tokens[6].first, "6 years", "tokens[6] == '6 years'");
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t.is (tokens[6].second, Lexer::typeDuration, "tokens[6] == typeDuration"); // 120
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// All the Eval operators.
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Lexer l6 ("P1Y PT1H P1Y1M1DT1H1M1S");
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tokens.clear ();
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while (l6.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is ((int)tokens.size (), 3, "3 ISO periods");
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t.is (tokens[0].first, "P1Y", "tokens[0] == 'P1Y'");
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t.is (tokens[0].second, Lexer::typeDuration, "tokens[0] == typeDuration");
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t.is (tokens[1].first, "PT1H", "tokens[1] == 'PT1H'");
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t.is (tokens[1].second, Lexer::typeDuration, "tokens[1] == typeDuration");
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t.is (tokens[2].first, "P1Y1M1DT1H1M1S", "tokens[1] == 'P1Y1M1DT1H1M1S'");
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t.is (tokens[2].second, Lexer::typeDuration, "tokens[1] == typeDuration");
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// All the Eval operators.
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Lexer l7 ("and xor or <= >= !~ != == = ^ > ~ ! * / % + - < ( )");
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tokens.clear ();
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while (l7.token (token, type))
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{
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std::cout << "# «" << token << "» " << type << " " << Lexer::type_name (type) << "\n";
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tokens.push_back (std::pair <std::string, Lexer::Type> (token, type));
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}
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t.is ((int)tokens.size (), 21, "21 operators");
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t.is (tokens[0].first, "and", "tokens[0] == 'and'");
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t.is (tokens[0].second, Lexer::typeOperator, "tokens[0] == typeOperator"); // 130
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t.is (tokens[1].first, "xor", "tokens[1] == 'xor'");
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t.is (tokens[1].second, Lexer::typeOperator, "tokens[1] == typeOperator");
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t.is (tokens[2].first, "or", "tokens[2] == 'or'");
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t.is (tokens[2].second, Lexer::typeOperator, "tokens[2] == typeOperator");
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t.is (tokens[3].first, "<=", "tokens[3] == '<='");
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t.is (tokens[3].second, Lexer::typeOperator, "tokens[3] == typeOperator");
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t.is (tokens[4].first, ">=", "tokens[4] == '>='");
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t.is (tokens[4].second, Lexer::typeOperator, "tokens[4] == typeOperator");
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t.is (tokens[5].first, "!~", "tokens[5] == '!~'");
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t.is (tokens[5].second, Lexer::typeOperator, "tokens[5] == typeOperator"); // 140
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t.is (tokens[6].first, "!=", "tokens[6] == '!='");
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t.is (tokens[6].second, Lexer::typeOperator, "tokens[6] == typeOperator");
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t.is (tokens[7].first, "==", "tokens[7] == '=='");
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t.is (tokens[7].second, Lexer::typeOperator, "tokens[7] == typeOperator");
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t.is (tokens[8].first, "=", "tokens[8] == '='");
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t.is (tokens[8].second, Lexer::typeOperator, "tokens[8] == typeOperator");
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t.is (tokens[9].first, "^", "tokens[9] == '^'");
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t.is (tokens[9].second, Lexer::typeOperator, "tokens[9] == typeOperator");
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t.is (tokens[10].first, ">", "tokens[10] == '>'");
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t.is (tokens[10].second, Lexer::typeOperator, "tokens[10] == typeOperator"); // 150
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t.is (tokens[11].first, "~", "tokens[11] == '~'");
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t.is (tokens[11].second, Lexer::typeOperator, "tokens[11] == typeOperator");
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t.is (tokens[12].first, "!", "tokens[12] == '!'");
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t.is (tokens[12].second, Lexer::typeOperator, "tokens[12] == typeOperator");
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t.is (tokens[13].first, "*", "tokens[13] == '*'");
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t.is (tokens[13].second, Lexer::typeOperator, "tokens[13] == typeOperator");
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t.is (tokens[14].first, "/", "tokens[14] == '/'");
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t.is (tokens[14].second, Lexer::typeOperator, "tokens[14] == typeOperator");
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t.is (tokens[15].first, "%", "tokens[15] == '%'");
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t.is (tokens[15].second, Lexer::typeOperator, "tokens[15] == typeOperator"); // 160
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t.is (tokens[16].first, "+", "tokens[16] == '+'");
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t.is (tokens[16].second, Lexer::typeOperator, "tokens[16] == typeOperator");
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t.is (tokens[17].first, "-", "tokens[17] == '-'");
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t.is (tokens[17].second, Lexer::typeOperator, "tokens[17] == typeOperator");
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t.is (tokens[18].first, "<", "tokens[18] == '<'");
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t.is (tokens[18].second, Lexer::typeOperator, "tokens[18] == typeOperator");
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t.is (tokens[19].first, "(", "tokens[19] == '('");
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t.is (tokens[19].second, Lexer::typeOperator, "tokens[19] == typeOperator");
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t.is (tokens[20].first, ")", "tokens[20] == ')'");
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t.is (tokens[20].second, Lexer::typeOperator, "tokens[20] == typeOperator"); // 170
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// void splitq (std::vector<std::string>&, const std::string&);
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std::string unsplit = " ( A or B ) ";
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std::vector <std::string> items;
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Lexer::split (items, unsplit);
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t.is (items.size (), (size_t) 5, "split ' ( A or B ) '");
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t.is (items[0], "(", "split ' ( A or B ) ' -> [0] '('");
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t.is (items[1], "A", "split ' ( A or B ) ' -> [1] 'A'");
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t.is (items[2], "or", "split ' ( A or B ) ' -> [2] 'or'");
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t.is (items[3], "B", "split ' ( A or B ) ' -> [3] 'B'");
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t.is (items[4], ")", "split ' ( A or B ) ' -> [4] ')'");
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return 0;
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}
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////////////////////////////////////////////////////////////////////////////////
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