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taskwarrior/test/nibbler.t.cpp
Paul Beckingham 462caf5bd4 Copyright 
- Updated copyright to 2011.
2010-12-31 22:03:05 -05:00

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////////////////////////////////////////////////////////////////////////////////
// taskwarrior - a command line task list manager.
//
// Copyright 2006 - 2011, Paul Beckingham, Federico Hernandez.
// All rights reserved.
//
// This program is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation; either version 2 of the License, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along with
// this program; if not, write to the
//
// Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor,
// Boston, MA
// 02110-1301
// USA
//
////////////////////////////////////////////////////////////////////////////////
#include <Context.h>
#include <Nibbler.h>
#include <test.h>
Context context;
////////////////////////////////////////////////////////////////////////////////
int main (int argc, char** argv)
{
UnitTest t (162);
try
{
Nibbler n;
std::string s;
int i;
double d;
// Make sure the nibbler behaves itself with trivial input.
t.diag ("Test all nibbler calls given empty input");
n = Nibbler ("");
t.notok (n.getUntil (' ', s), "trivial: getUntil");
t.notok (n.getUntil ("hi", s), "trivial: getUntil");
t.notok (n.getUntilOneOf ("ab", s), "trivial: getUntilOneOf");
t.notok (n.skipN (123), "trivial: skipN");
t.notok (n.skip ('x'), "trivial: skip");
t.notok (n.skipAll ('x'), "trivial: skipAll");
t.notok (n.skipAllOneOf ("abc"), "trivial: skipAllOneOf");
t.notok (n.getQuoted ('"', s), "trivial: getQuoted");
t.notok (n.getInt (i), "trivial: getInt");
t.notok (n.getHex (i), "trivial: getHex");
t.notok (n.getUnsignedInt (i), "trivial: getUnsignedInt");
t.notok (n.getUntilEOL (s), "trivial: getUntilEOL");
t.notok (n.getUntilEOS (s), "trivial: getUntilEOS");
t.ok (n.depleted (), "trivial: depleted");
// bool getUntil (char, std::string&);
t.diag ("Nibbler::getUntil");
n = Nibbler ("one two");
t.ok (n.getUntil (' ', s), " 'one two' : getUntil (' ') -> true");
t.is (s, "one", " 'one two' : getUntil (' ') -> 'one'");
t.ok (n.getUntil (' ', s), " ' two' : getUntil (' ') -> true");
t.is (s, "", " ' two' : getUntil (' ') -> ''");
t.ok (n.skip (' '), " ' two' : skip (' ') -> true");
t.ok (n.getUntil (' ', s), " 'two' : getUntil (' ') -> 'two'");
t.notok (n.getUntil (' ', s), " '' : getUntil (' ') -> false");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntilRx (const std::string&, std::string&);
t.diag ("Nibbler::getUntilRx");
n = Nibbler ("one two");
t.ok (n.getUntilRx ("th", s), " 'one two' : getUntilRx ('th') -> true");
t.is (s, "one two", " 'one two' : getUntilRx ('th') -> 'one two'");
n = Nibbler ("one two");
t.ok (n.getUntilRx ("e", s), " 'one two' : getUntilRx ('e') -> true");
t.is (s, "on", " 'one two' : getUntilRx ('e') -> 'on'");
t.ok (n.getUntilRx ("tw", s), " 'e two' : getUntilRx ('tw') -> true");
t.is (s, "e ", " 'e two' : getUntilRx ('tw') -> 'e '");
t.ok (n.getUntilRx ("$", s), " 'two' : getUntilRx ('$') -> true");
t.is (s, "two", " 'two' : getUntilRx ('$') -> 'two'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntilOneOf (const std::string&, std::string&);
t.diag ("Nibbler::getUntilOneOf");
n = Nibbler ("ab.cd");
t.ok (n.getUntilOneOf (".:", s), " 'ab.cd' : getUntilOneOf ('.:') -> true");
t.is (s, "ab", " 'ab.cd' : getUntilOneOf ('.:') -> 'ab'");
t.ok (n.skipN (), " '.cd' : skipN () -> true");
t.ok (n.getUntilOneOf (".:", s), " 'cd' : getUntilOneOf ('.:') -> true");
t.notok (n.getUntilOneOf (".:", s), " '' : getUntilOneOf ('.:') -> false");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntil (const std::string&, std::string&);
t.diag ("Nibbler::getUntil");
n = Nibbler ("ab\r\ncd");
t.ok (n.getUntil ("\r\n", s), "'ab\\r\\ncd' : getUntil ('\\r\\n') -> true");
t.ok (n.skipN (2), " '\\r\\ncd' : skipN (2) -> true");
t.ok (n.getUntil ("\r\n", s), " 'cd' : getUntil ('\\r\\n') -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntilWS (std::string&);
t.diag ("Nibbler::getUntilWS");
n = Nibbler ("ab \t\ncd");
t.ok (n.getUntilWS (s), " 'ab \\t\\ncd' : getUntilWS () -> true");
t.is (s, "ab", " 'ab \\t\\ncd' : getUntilWS () -> 'ab'");
t.ok (n.getUntilWS (s), " ' \\t\\ncd' : getUntilWS () -> true");
t.is (s, "", " ' \\t\\ncd' : getUntilWS () -> ''");
t.ok (n.skipWS (), " 'cd' : skipWS () -> true");
t.ok (n.getUntilWS (s), " '' : getUntilWS () -> true");
t.is (s, "cd", " 'cd' : getUntilWS () -> 'cd'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool skipN (const int quantity = 1);
t.diag ("Nibbler::skipN");
n = Nibbler ("abcde");
t.ok (n.skipN (), " 'abcde' : skipN () -> true");
t.ok (n.skipN (2), " 'bcde' : skipN (2 -> true");
t.notok (n.skipN (3), " 'de' : skipN (3 -> false");
t.notok (n.depleted (), " 'de' : depleted () -> true");
// bool skip (char);
t.diag ("Nibbler::skip");
n = Nibbler (" a");
t.ok (n.skip (' '), " ' a' : skip (' ') -> true");
t.ok (n.skip (' '), " ' a' : skip (' ') -> true");
t.notok (n.skip (' '), " 'a' : skip (' ') -> false");
t.notok (n.depleted (), " 'a' : depleted () -> false");
t.ok (n.skip ('a'), " 'a' : skip ('a') -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool skipAll (char);
t.diag ("Nibbler::skipAll");
n = Nibbler ("aaaabb");
t.ok (n.skipAll ('a'), " 'aaaabb' : skipAll ('a') -> true");
t.notok (n.skipAll ('a'), " 'bb' : skipAll ('a') -> false");
t.ok (n.skipAll ('b'), " 'bb' : skipAll ('b') -> true");
t.notok (n.skipAll ('b'), " '' : skipAll ('b') -> false");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool skipAllOneOf (const std::string&);
t.diag ("Nibbler::skipAllOneOf");
n = Nibbler ("abababcc");
t.ok (n.skipAllOneOf ("ab"), "'abababcc' : skipAllOneOf ('ab') -> true");
t.notok (n.skipAllOneOf ("ab"), " 'cc' : skipAllOneOf ('ab') -> false");
t.ok (n.skipAllOneOf ("c"), " 'cc' : skipAllOneOf ('ab') -> false");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool skipWS ();
t.diag ("Nibbler::skipWS");
n = Nibbler (" \tfoo");
t.ok (n.skipWS (), " ' \\tfoo' : skipWS () -> true");
t.notok (n.skipWS (), " 'foo' : skipWS () -> false");
t.ok (n.getUntilEOS (s), " 'foo' : getUntilEOS () -> true");
t.is (s, "foo", " 'foo' : getUntilEOS () -> 'foo'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool skipRx (const std::string&);
t.diag ("Nibbler::skipRx");
n = Nibbler ("one two");
t.ok (n.skipRx ("o."), " 'one two' : skipRx ('o.') -> true");
t.notok (n.skipRx ("A+"), " 'e two' : skipRx ('A+') -> false");
t.ok (n.skipRx ("e+"), " 'e two' : skipRx ('e+') -> true");
t.ok (n.skipRx ("...."), " ' two' : skipRx ('....') -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getQuoted (char, std::string&);
t.diag ("Nibbler::getQuoted");
n = Nibbler ("''");
t.ok (n.getQuoted ('\'', s), " '''' : getQuoted (''') -> true");
t.is (s, "", " '''' : getQuoted (''') -> ''");
n = Nibbler ("'\"'");
t.ok (n.getQuoted ('\'', s), " ''\"'' : getQuoted (''') -> true");
t.is (s, "\"", " ''\"'' : getQuoted (''') -> '\"'"); // 81
n = Nibbler ("'x'");
t.ok (n.getQuoted ('\'', s), " ''x'' : getQuoted (''') -> true");
t.is (s, "x", " ''x'' : getQuoted (''') -> ''"); // 83
n = Nibbler ("'x");
t.notok (n.getQuoted ('\'', s), " ''x' : getQuoted (''') -> false");
n = Nibbler ("x");
t.notok (n.getQuoted ('\'', s), " 'x' : getQuoted (''') -> false");
n = Nibbler ("\"one\\\"two\"");
t.notok (n.getQuoted ('\'', s), "\"one\\\"two\" : getQuoted (''') -> false"); // 86
n = Nibbler ("\"one\\\"two\"");
t.ok (n.getQuoted ('"', s, false), "\"one\\\"two\" : getQuoted ('\"', false, false) -> true"); // 87
t.is (s, "one\"two", "getQuoted ('\"', false) -> one\"two"); // 88
n = Nibbler ("\"one\\\"two\"");
t.ok (n.getQuoted ('"', s, true), "\"one\\\"two\" : getQuoted ('\"', false, true) -> true"); // 89
t.is (s, "\"one\"two\"", "getQuoted ('\"', true) -> \"one\"two\""); // 90
n = Nibbler ("\"one\\\"two\"");
t.ok (n.getQuoted ('"', s, false), "\"one\\\"two\" : getQuoted ('\"', true, false) -> true"); // 91
t.is (s, "one\"two", "getQuoted ('\"', false) -> one\"two"); // 92
n = Nibbler ("\"one\\\"two\"");
t.ok (n.getQuoted ('"', s, true), "\"one\\\"two\" : getQuoted ('\"', true, true) -> true"); // 93
t.is (s, "\"one\"two\"", "getQuoted ('\"', true) -> \"one\"two\""); // 94
// bool getInt (int&);
t.diag ("Nibbler::getInt");
n = Nibbler ("123 -4");
t.ok (n.getInt (i), " '123 -4' : getInt () -> true");
t.is (i, 123, " '123 -4' : getInt () -> '123'");
t.ok (n.skip (' '), " ' -4' : skip (' ') -> true");
t.ok (n.getInt (i), " '-4' : getInt () -> true");
t.is (i, -4, " '-4' : getInt () -> '-4'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getHex (int&);
t.diag ("Nibbler::getHex");
n = Nibbler ("123 7b");
t.ok (n.getHex (i), " '123 7b' : getHex () -> true");
t.is (i, 291, " '123 7b' : getHex () -> '291'");
t.ok (n.skip (' '), " ' 7b' : skip (' ') -> true");
t.ok (n.getHex (i), " '7b' : getHex () -> true");
t.is (i, 123, " '7b' : getHex () -> '123'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUnsignedInt (int&i);
t.diag ("Nibbler::getUnsignedInt");
n = Nibbler ("123 4");
t.ok (n.getUnsignedInt (i), " '123 4' : getUnsignedInt () -> true");
t.is (i, 123, " '123 4' : getUnsignedInt () -> '123'");
t.ok (n.skip (' '), " ' 4' : skip (' ') -> true");
t.ok (n.getUnsignedInt (i), " '4' : getUnsignedInt () -> true");
t.is (i, 4, " '4' : getUnsignedInt () -> '4'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getNumber (double&);
t.diag ("Nibbler::getNumber");
n = Nibbler ("-1.234 2.3e4");
t.ok (n.getNumber (d), "'-1.234 2.3e4' : getNumber () -> true");
t.is (d, -1.234, "'-1.234 2.3e4' : getNumber () -> '-1.234'");
t.ok (n.skip (' '), " ' 2.3e4' : skip (' ') -> true");
t.ok (n.getNumber (d), " '2.3e4' : getNumber () -> true");
t.is (d, 2.3e4, " '2.3e4' : getNumber () -> '2.3e4'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getLiteral (const std::string&);
t.diag ("Nibbler::getLiteral");
n = Nibbler ("foobar");
t.ok (n.getLiteral ("foo"), " 'foobar' : getLiteral ('foo') -> true");
t.notok (n.getLiteral ("foo"), " 'bar' : getLiteral ('foo') -> false");
t.ok (n.getLiteral ("bar"), " 'bar' : getLiteral ('bar') -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getRx (const std::string&, std::string&);
t.diag ("Nibbler::getRx");
n = Nibbler ("one two three");
t.ok (n.getRx ("^(o..)", s), "'one two three' : getRx ('^(o..)') -> true");
t.is (s, "one", "'one two three' : getRx ('^(o..)') -> 'one'");
t.ok (n.skip (' '), " ' two three' : skip (' ') -> true");
t.ok (n.getRx ("t..", s), " 'two three' : getRx ('t..') -> true");
t.is (s, "two", " 'two three' : getRx ('t..') -> 'two'");
t.notok (n.getRx ("th...", s), " ' three' : getRx ('th...') -> false");
t.ok (n.skip (' '), " ' three' : skip (' ') -> true");
t.ok (n.getRx ("th...", s), " 'three' : getRx ('th...') -> true");
t.is (s, "three", " 'three' : getRx ('th...') -> 'three'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntilEOL (std::string&);
t.diag ("Nibbler::getUntilEOL");
n = Nibbler ("one\ntwo");
t.ok (n.getUntilEOL (s), "'one\\ntwo' : getUntilEOL () -> true");
t.is (s, "one", "'one\\ntwo' : getUntilEOL () -> 'one'");
t.ok (n.skip ('\n'), " '\\ntwo' : skip ('\\n') -> true");
t.ok (n.getUntilEOL (s), " 'two' : getUntilEOL () -> true");
t.is (s, "two", " 'two' : getUntilEOL () -> 'two'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUntilEOS (std::string&);
t.diag ("Nibbler::getUntilEOS");
n = Nibbler ("one two");
t.ok (n.getUntilEOS (s), " 'one two' : getUntilEOS () -> 'one two'");
t.ok (n.depleted (), " '' : depleted () -> true");
// char next ();
t.diag ("Nibbler::next");
n = Nibbler ("hello");
t.is (n.next (), 'h', " 'hello' : next () -> 'h'");
t.is (n.next (), 'h', " 'hello' : next () -> 'h'");
t.ok (n.skipN (4), " 'hello' : skipN (4) -> true");
t.is (n.next (), 'o', " 'o' : next () -> 'o'");
t.ok (n.skipN (1), " 'o' : skipN () -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// std::string next (const int quantity);
t.diag ("Nibbler::next");
n = Nibbler ("hello");
t.is (n.next (1), "h", " 'hello' : next (1) -> 'h'");
t.is (n.next (1), "h", " 'hello' : next (1) -> 'h'");
t.is (n.next (2), "he", " 'hello' : next (2) -> 'he'");
t.is (n.next (3), "hel", " 'hello' : next (3) -> 'hel'");
t.is (n.next (4), "hell", " 'hello' : next (4) -> 'hell'");
t.is (n.next (5), "hello", " 'hello' : next (5) -> 'hello'");
t.is (n.next (6), "", " 'hello' : next (6) -> ''");
// bool depleted ();
t.diag ("Nibbler::depleted");
n = Nibbler (" ");
t.notok (n.depleted (), " ' ' : depleted () -> false");
t.ok (n.skipN (), " '' : skip () -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
// void save ();
// void restore ();
n = Nibbler ("abcde");
t.ok (n.skipN (), " 'abcde' : skip () -> true");
n.save ();
t.ok (n.skipN (), " 'bcde' : skip () -> true");
t.ok (n.skipN (), " 'cde' : skip () -> true");
t.ok (n.skipN (), " 'de' : skip () -> true");
n.restore ();
t.is (n.next (1), "b", " 'bcde' : skip () -> 'b'");
}
catch (std::string& e) {t.diag (e);}
return 0;
}
////////////////////////////////////////////////////////////////////////////////
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