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/********************* */
/*! \file declaration_scope_black.h
** \verbatim
** Original author: cconway
** Major contributors: none
** Minor contributors (to current version): mdeters, dejan
** This file is part of the CVC4 prototype.
** Copyright (c) 2009, 2010 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief Black box testing of CVC4::DeclarationScope.
**
** Black box testing of CVC4::DeclarationScope.
**/
#include <cxxtest/TestSuite.h>
#include <sstream>
#include <string>
#include "context/context.h"
#include "expr/declaration_scope.h"
#include "expr/expr_manager.h"
#include "expr/expr.h"
#include "expr/type.h"
#include "util/Assert.h"
#include "util/exception.h"
using namespace CVC4;
using namespace CVC4::kind;
using namespace CVC4::context;
using namespace std;
class DeclarationScopeBlack : public CxxTest::TestSuite {
private:
ExprManager* d_exprManager;
public:
void setUp() {
try {
d_exprManager = new ExprManager;
} catch(Exception e) {
cerr << "Exception during setUp():" << endl << e;
throw;
}
}
void tearDown() {
try {
delete d_exprManager;
} catch(Exception e) {
cerr << "Exception during tearDown():" << endl << e;
throw;
}
}
void testBind() {
DeclarationScope declScope;
Type booleanType = d_exprManager->booleanType();
Expr x = d_exprManager->mkVar(booleanType);
declScope.bind("x",x);
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), x );
}
void testBind2() {
DeclarationScope declScope;
Type booleanType = d_exprManager->booleanType();
// var name attribute shouldn't matter
Expr y = d_exprManager->mkVar("y", booleanType);
declScope.bind("x",y);
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), y );
}
void testBind3() {
DeclarationScope declScope;
Type booleanType = d_exprManager->booleanType();
Expr x = d_exprManager->mkVar(booleanType);
declScope.bind("x",x);
Expr y = d_exprManager->mkVar(booleanType);
// new binding covers old
declScope.bind("x",y);
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), y );
}
void testBind4() {
DeclarationScope declScope;
Type booleanType = d_exprManager->booleanType();
Expr x = d_exprManager->mkVar(booleanType);
declScope.bind("x",x);
Type t = d_exprManager->mkSort("T");
// duplicate binding for type is OK
declScope.bindType("x",t);
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), x );
TS_ASSERT( declScope.isBoundType("x") );
TS_ASSERT_EQUALS( declScope.lookupType("x"), t );
}
void testBindType() {
DeclarationScope declScope;
Type s = d_exprManager->mkSort("S");
declScope.bindType("S",s);
TS_ASSERT( declScope.isBoundType("S") );
TS_ASSERT_EQUALS( declScope.lookupType("S"), s );
}
void testBindType2() {
DeclarationScope declScope;
// type name attribute shouldn't matter
Type s = d_exprManager->mkSort("S");
declScope.bindType("T",s);
TS_ASSERT( declScope.isBoundType("T") );
TS_ASSERT_EQUALS( declScope.lookupType("T"), s );
}
void testBindType3() {
DeclarationScope declScope;
Type s = d_exprManager->mkSort("S");
declScope.bindType("S",s);
Type t = d_exprManager->mkSort("T");
// new binding covers old
declScope.bindType("S",t);
TS_ASSERT( declScope.isBoundType("S") );
TS_ASSERT_EQUALS( declScope.lookupType("S"), t );
}
void testPushScope() {
DeclarationScope declScope;
Type booleanType = d_exprManager->booleanType();
Expr x = d_exprManager->mkVar(booleanType);
declScope.bind("x",x);
declScope.pushScope();
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), x );
Expr y = d_exprManager->mkVar(booleanType);
declScope.bind("x",y);
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), y );
declScope.popScope();
TS_ASSERT( declScope.isBound("x") );
TS_ASSERT_EQUALS( declScope.lookup("x"), x );
}
void testBadPop() {
DeclarationScope declScope;
// TODO: What kind of exception gets thrown here?
TS_ASSERT_THROWS( declScope.popScope(), ScopeException );
}
};
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