1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/* Black box testing of smt4::parser:SmtParser. */
#include <cxxtest/TestSuite.h>
//#include <string>
#include <sstream>
#include "expr/expr.h"
#include "expr/expr_manager.h"
#include "parser/smt/smt_parser.h"
using namespace CVC4;
using namespace CVC4::parser;
using namespace std;
const string goodInputs[] = {
"", // empty string is OK
"(benchmark foo :assume true)",
"(benchmark bar :formula true)",
"(benchmark qux :formula false)",
"(benchmark baz :extrapreds ( (a) (b) ) )",
"(benchmark zab :extrapreds ( (a) (b) ) :formula (implies (and (implies a b) a) b))",
";; nothing but a comment",
"; a comment\n)(benchmark foo ; hello\n :formula true; goodbye\n)"
};
/* The following expressions are good in a context where a, b, and c have been declared as BOOLEAN. */
const string goodBooleanExprs[] = {
"(and a b)",
"(or (and a b) c)",
"(implies (and (implies a b) a) b))",
"(and (iff a b) (not a))",
"(iff (xor a b) (and (or a b) (not (and a b))))"
};
const string badInputs[] = {
"(benchmark foo)", // empty benchmark is not OK
"(benchmark bar :assume)", // no args
"(benchmark bar :formula)",
};
/* The following expressions are bad even in a context where a, b, and c have been declared as BOOLEAN. */
const string badBooleanExprs[] = {
"",
"(and a)", // wrong arity
"(and a b", // no closing paren
"(a and b)", // infix
"(OR (AND a b) c)", // wrong case
"(a IMPLIES b)", // infix AND wrong case
"(not a b)", // wrong arity
"not a" // needs parens
};
class SmtParserBlack : public CxxTest::TestSuite {
private:
ExprManager *d_exprManager;
public:
void setUp() {
d_exprManager = new ExprManager();
}
void testGoodInputs() {
// cout << "In testGoodInputs()\n";
for(int i = 0; i < sizeof(goodInputs); ++i) {
istringstream stream(goodInputs[i]);
SmtParser smtParser(d_exprManager, stream);
TS_ASSERT( !smtParser.done() );
while(!smtParser.done()) {
TS_ASSERT( smtParser.parseNextCommand() != NULL );
}
}
}
void testBadInputs() {
// cout << "In testGoodInputs()\n";
for(int i = 0; i < sizeof(badInputs); ++i) {
istringstream stream(badInputs[i]);
SmtParser smtParser(d_exprManager, stream);
TS_ASSERT_THROWS( smtParser.parseNextCommand(), ParserException );
}
}
void testGoodBooleanExprs() {
// cout << "In testGoodInputs()\n";
for(int i = 0; i < sizeof(goodBooleanExprs); ++i) {
istringstream stream(goodBooleanExprs[i]);
SmtParser smtParser(d_exprManager, stream);
TS_ASSERT( !smtParser.done() );
while(!smtParser.done()) {
TS_ASSERT( !smtParser.parseNextExpression().isNull() );
}
}
}
void testBadBooleanExprs() {
// cout << "In testGoodInputs()\n";
for(int i = 0; i < sizeof(badBooleanExprs); ++i) {
istringstream stream(badBooleanExprs[i]);
SmtParser smtParser(d_exprManager, stream);
TS_ASSERT_THROWS( smtParser.parseNextExpression(), ParserException );
}
}
};
|