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Tests: Added augmented grammar tests

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This commit is contained in:
Paul Beckingham 2015-12-27 09:50:37 -05:00
parent d347303e6e
commit d3353aba24
1 changed files with 22 additions and 11 deletions
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33
test/grammar.t.cpp
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@ -27,6 +27,7 @@
#include <cmake.h>
#include <Grammar.h>
#include <test.h>
#include <iostream>
////////////////////////////////////////////////////////////////////////////////
void testBadGrammarFile (UnitTest& t, File& file)
@ -63,7 +64,7 @@ void testBadGrammar (UnitTest& t, const std::string& bnf)
////////////////////////////////////////////////////////////////////////////////
int main (int, char**)
{
UnitTest t (14);
UnitTest t (20);
// Test loading from a missing file.
File missing ("/tmp/does/not/exist");
@ -96,17 +97,27 @@ int main (int, char**)
" /regex/\n"
"\n"
"three: \"literal2\"\n");
auto start = g.start ();
auto rules = g.rules ();
auto start = g.start ();
auto rules = g.rules ();
auto terminals = g.terminals ();
t.is (start, "one", "Located start rule");
t.is ((int)rules.size (), 3, "Found three rules");
t.ok (rules.find ("one") != rules.end (), "Found rule 'one'");
t.ok (rules.find ("two") != rules.end (), "Found rule 'two'");
t.ok (rules.find ("three") != rules.end (), "Found rule 'three'");
t.ok (terminals.find ("\"literal\"") != terminals.end (), "Found terminal '\"literal\"'");
t.ok (terminals.find ("/regex/") != terminals.end (), "Found terminal '/regex/'");
t.ok (terminals.find ("\"literal2\"") != terminals.end (), "Found terminal '\"literal2\"'");
auto augmented = g.augmented ();
t.is (start, "one", "Located start rule");
t.is ((int)rules.size (), 3, "Found three rules");
t.ok (std::find (rules.begin (), rules.end (), "one") != rules.end (), "Found rule 'one'");
t.ok (std::find (rules.begin (), rules.end (), "two") != rules.end (), "Found rule 'two'");
t.ok (std::find (rules.begin (), rules.end (), "three") != rules.end (), "Found rule 'three'");
t.ok (std::find (terminals.begin (), terminals.end (), "\"literal\"") != terminals.end (), "Found terminal '\"literal\"'");
t.ok (std::find (terminals.begin (), terminals.end (), "/regex/") != terminals.end (), "Found terminal '/regex/'");
t.ok (std::find (terminals.begin (), terminals.end (), "\"literal2\"") != terminals.end (), "Found terminal '\"literal2\"'");
t.is ((int)augmented.size (), 5, "augmented: 5 items");
t.ok (augmented[0] == std::vector <std::string>{"S", "-->", "one"}, "augmented[0]: S --> one");
t.ok (augmented[1] == std::vector <std::string>{"one", "-->", "two"}, "augmented[1]: one --> two");
t.ok (augmented[2] == std::vector <std::string>{"three", "-->", "\"literal2\""}, "augmented[2]: three --> \"literal2\"");
t.ok (augmented[3] == std::vector <std::string>{"two", "-->", "three", "\"literal\""}, "augmented[3]: two --> three \"literal\"");
t.ok (augmented[4] == std::vector <std::string>{"two", "-->", "/regex/"}, "augmented[4]: two --> /regex/");
return 0;
}