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/*
* Copyright 2009 The Closure Compiler Authors.
*
* 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.javascript.jscomp;
import com.google.javascript.jscomp.AbstractCompiler.LifeCycleStage;
import com.google.javascript.rhino.Node;
import com.google.javascript.rhino.Token;
/**
* @author nicksantos@google.com (Nick Santos)
*/
public class SanityCheckTest extends CompilerTestCase {
private CompilerPass otherPass = null;
public SanityCheckTest() {
super("", false);
}
@Override public void setUp() {
otherPass = null;
}
@Override protected int getNumRepetitions() {
return 1;
}
@Override public CompilerPass getProcessor(final Compiler compiler) {
return new CompilerPass() {
@Override public void process(Node externs, Node root) {
otherPass.process(externs, root);
(new SanityCheck(compiler)).process(externs, root);
}
};
}
public void testUnnormalizeNodeTypes() throws Exception {
otherPass = new CompilerPass() {
@Override public void process(Node externs, Node root) {
getLastCompiler().reportCodeChange();
root.getFirstChild().addChildToBack(
new Node(Token.IF, new Node(Token.TRUE), new Node(Token.EMPTY)));
}
};
boolean exceptionCaught = false;
try {
test("var x = 3;", "var x=3;0;0");
} catch (IllegalStateException e) {
assertEquals("Expected BLOCK but was EMPTY Reference node EMPTY",
e.getMessage());
exceptionCaught = true;
}
assertTrue(exceptionCaught);
}
public void testUnnormalized() throws Exception {
otherPass = new CompilerPass() {
@Override public void process(Node externs, Node root) {
getLastCompiler().setLifeCycleStage(LifeCycleStage.NORMALIZED);
}
};
boolean exceptionCaught = false;
try {
test("while(1){}", "while(1){}");
} catch (RuntimeException e) {
assertTrue(e.getMessage().contains(
"Normalize constraints violated:\nWHILE node"));
exceptionCaught = true;
}
assertTrue(exceptionCaught);
}
public void testConstantAnnotationMismatch() throws Exception {
otherPass = new CompilerPass() {
@Override public void process(Node externs, Node root) {
getLastCompiler().reportCodeChange();
Node name = Node.newString(Token.NAME, "x");
name.putBooleanProp(Node.IS_CONSTANT_NAME, true);
root.getFirstChild().addChildToBack(new Node(Token.EXPR_RESULT, name));
getLastCompiler().setLifeCycleStage(LifeCycleStage.NORMALIZED);
}
};
boolean exceptionCaught = false;
try {
test("var x;", "var x; x;");
} catch (RuntimeException e) {
assertTrue(e.getMessage().contains(
"The name x is not consistently annotated as constant."));
exceptionCaught = true;
}
assertTrue(exceptionCaught);
}
}
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