// Copyright 2008 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.minijoe.compiler;
import com.google.minijoe.compiler.ast.BinaryOperatorExpression;
import com.google.minijoe.compiler.ast.ExpressionStatement;
import com.google.minijoe.compiler.ast.Identifier;
import com.google.minijoe.compiler.ast.NumberLiteral;
/**
* @author Andy Hayward
*/
public class ParserEqualityExpressionTest extends AbstractParserTest {
public ParserEqualityExpressionTest() {
super();
}
public ParserEqualityExpressionTest(String name) {
super(name);
}
public void testEqualsExpression() throws CompilerException {
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_EQUALEQUAL
)
),
"foo == bar;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_EQUALEQUAL
),
new Identifier("baz"),
Token.OPERATOR_EQUALEQUAL
)
),
"foo == bar == baz;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new BinaryOperatorExpression(
new Identifier("bar"),
new NumberLiteral(1.0),
Token.OPERATOR_PLUS
),
Token.OPERATOR_EQUALEQUAL
)
),
"foo == bar + 1;"
);
}
public void testNotEqualsExpression() throws CompilerException {
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_NOTEQUAL
)
),
"foo != bar;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_NOTEQUAL
),
new Identifier("baz"),
Token.OPERATOR_NOTEQUAL
)
),
"foo != bar != baz;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new BinaryOperatorExpression(
new Identifier("bar"),
new NumberLiteral(1.0),
Token.OPERATOR_PLUS
),
Token.OPERATOR_NOTEQUAL
)
),
"foo != bar + 1;"
);
}
public void testStrictEqualsExpression() throws CompilerException {
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_EQUALEQUALEQUAL
)
),
"foo === bar;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_EQUALEQUALEQUAL
),
new Identifier("baz"),
Token.OPERATOR_EQUALEQUALEQUAL
)
),
"foo === bar === baz;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new BinaryOperatorExpression(
new Identifier("bar"),
new NumberLiteral(1.0),
Token.OPERATOR_PLUS
),
Token.OPERATOR_EQUALEQUALEQUAL
)
),
"foo === bar + 1;"
);
}
public void testStrictNotEqualsExpression() throws CompilerException {
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_NOTEQUALEQUAL
)
),
"foo !== bar;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new BinaryOperatorExpression(
new Identifier("foo"),
new Identifier("bar"),
Token.OPERATOR_NOTEQUALEQUAL
),
new Identifier("baz"),
Token.OPERATOR_NOTEQUALEQUAL
)
),
"foo !== bar !== baz;"
);
assertParserOutput(
new ExpressionStatement(
new BinaryOperatorExpression(
new Identifier("foo"),
new BinaryOperatorExpression(
new Identifier("bar"),
new NumberLiteral(1.0),
Token.OPERATOR_PLUS
),
Token.OPERATOR_NOTEQUALEQUAL
)
),
"foo !== bar + 1;"
);
}
}