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/*
* Copyright 2006 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;
public class RemoveTryCatchTest extends CompilerTestCase {
public RemoveTryCatchTest() {
// do not compare as tree because we use synthetic blocks
super("", false);
}
@Override public CompilerPass getProcessor(Compiler compiler) {
return new RemoveTryCatch(compiler);
}
@Override public int getNumRepetitions() {
// Use only one repetition because test code contains JSDoc comments.
return 1;
}
public void testRemoveTryCatch() {
test("try{var a=1;}catch(ex){var b=2;}",
"var b;var a=1");
test("try{var a=1;var b=2}catch(ex){var c=3;var d=4;}",
"var d;var c;var a=1;var b=2");
test("try{var a=1;var b=2}catch(ex){}",
"var a=1;var b=2");
}
public void testRemoveTryFinally() {
test("try{var a=1;}finally{var c=3;}",
"var a=1;var c=3");
test("try{var a=1;var b=2}finally{var e=5;var f=6;}",
"var a=1;var b=2;var e=5;var f=6");
}
public void testRemoveTryCatchFinally() {
test("try{var a=1;}catch(ex){var b=2;}finally{var c=3;}",
"var b;var a=1;var c=3");
test("try{var a=1;var b=2}catch(ex){var c=3;var d=4;}finally{var e=5;" +
"var f=6;}",
"var d;var c;var a=1;var b=2;var e=5;var f=6");
}
public void testPreserveTryBlockContainingReturnStatement() {
testSame("function f(){var a;try{a=1;return}finally{a=2}}");
}
public void testPreserveAnnotatedTryBlock() {
test("/** @preserveTry */try{var a=1;}catch(ex){var b=2;}",
"try{var a=1}catch(ex){var b=2}");
}
public void testIfTryFinally() {
test("if(x)try{y}finally{z}", "if(x){y;z}");
}
public void testIfTryCatch() {
test("if(x)try{y;z}catch(e){}", "if(x){y;z}");
}
}
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