/*
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.flex.compiler.internal.codegen.js.goog;
import org.apache.flex.compiler.driver.IBackend;
import org.apache.flex.compiler.internal.codegen.as.TestStatements;
import org.apache.flex.compiler.internal.driver.js.goog.GoogBackend;
import org.apache.flex.compiler.internal.tree.as.LabeledStatementNode;
import org.apache.flex.compiler.tree.as.IFileNode;
import org.apache.flex.compiler.tree.as.IForLoopNode;
import org.apache.flex.compiler.tree.as.ISwitchNode;
import org.apache.flex.compiler.tree.as.ITryNode;
import org.apache.flex.compiler.tree.as.IVariableNode;
import org.junit.Test;
/**
* @author Michael Schmalle
* @author Erik de Bruin
*/
public class TestGoogStatements extends TestStatements
{
//----------------------------------
// var declaration
//----------------------------------
@Override
@Test
public void testVarDeclaration()
{
IVariableNode node = (IVariableNode) getNode("var a;",
IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("var /** @type {*} */ a");
}
@Override
@Test
public void testVarDeclaration_withType()
{
IVariableNode node = (IVariableNode) getNode("var a:int;",
IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("var /** @type {number} */ a");
}
@Override
@Test
public void testVarDeclaration_withTypeAssignedValue()
{
IVariableNode node = (IVariableNode) getNode("var a:int = 42;",
IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("var /** @type {number} */ a = 42");
}
@Override
@Test
public void testVarDeclaration_withTypeAssignedValueComplex()
{
IVariableNode node = (IVariableNode) getNode(
"var a:Foo = new Foo(42, 'goo');", IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("var /** @type {Foo} */ a = new Foo(42, 'goo')");
}
@Override
@Test
public void testVarDeclaration_withList()
{
IVariableNode node = (IVariableNode) getNode(
"var a:int = 4, b:int = 11, c:int = 42;", IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("var /** @type {number} */ a = 4, /** @type {number} */ b = 11, /** @type {number} */ c = 42");
}
//----------------------------------
// const declaration
//----------------------------------
@Override
@Test
public void testConstDeclaration()
{
IVariableNode node = (IVariableNode) getNode("const a = 42;",
IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("\n/**\n * @const\n * @type {*}\n */\na = 42");
}
@Override
@Test
public void testConstDeclaration_withType()
{
IVariableNode node = (IVariableNode) getNode("const a:int = 42;",
IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("\n/**\n * @const\n * @type {number}\n */\na = 42");
}
@Override
@Test
public void testConstDeclaration_withList()
{
IVariableNode node = (IVariableNode) getNode(
"const a:int = 4, b:int = 11, c:int = 42;", IVariableNode.class);
asBlockWalker.visitVariable(node);
assertOut("\n/**\n * @const\n * @type {number}\n */\na = 4, \n/**\n * @const\n * @type {number}\n */\nb = 11, \n/**\n * @const\n * @type {number}\n */\nc = 42");
}
//----------------------------------
// for () { }
//----------------------------------
@Override
@Test
public void testVisitFor_1a()
{
IForLoopNode node = (IForLoopNode) getNode(
"for (var i:int = 0; i < len; i++) { break; }",
IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("for (var /** @type {number} */ i = 0; i < len; i++) {\n\tbreak;\n}");
}
@Override
@Test
public void testVisitFor_1b()
{
IForLoopNode node = (IForLoopNode) getNode(
"for (var i:int = 0; i < len; i++) break;", IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("for (var /** @type {number} */ i = 0; i < len; i++)\n\tbreak;");
}
@Override
@Test
public void testVisitForIn_1()
{
IForLoopNode node = (IForLoopNode) getNode(
"for (var i:int in obj) { break; }", IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("for (var /** @type {number} */ i in obj) {\n\tbreak;\n}");
}
@Override
@Test
public void testVisitForIn_1a()
{
IForLoopNode node = (IForLoopNode) getNode(
"for (var i:int in obj) break; ", IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("for (var /** @type {number} */ i in obj)\n\tbreak;");
}
@Override
@Test
public void testVisitForEach_1()
{
// TODO (erikdebruin) we need to insert a "goog.require('goog.array')"
// into the header
IForLoopNode node = (IForLoopNode) getNode(
"for each(var i:int in obj) { break; }", IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("goog.array.forEach(obj, function (i) {\n\tbreak;\n})");
}
@Override
@Test
public void testVisitForEach_1a()
{
IForLoopNode node = (IForLoopNode) getNode(
"for each(var i:int in obj) break; ", IForLoopNode.class);
asBlockWalker.visitForLoop(node);
assertOut("goog.array.forEach(obj, function (i) {\n\tbreak;\n})");
}
//----------------------------------
// try {} catch () {} finally {}
//----------------------------------
@Override
@Test
public void testVisitTry_Catch()
{
ITryNode node = (ITryNode) getNode("try { a; } catch (e:Error) { b; }",
ITryNode.class);
asBlockWalker.visitTry(node);
assertOut("try {\n\ta;\n} catch (e) {\n\tb;\n}");
}
@Override
@Test
public void testVisitTry_Catch_Finally()
{
ITryNode node = (ITryNode) getNode(
"try { a; } catch (e:Error) { b; } finally { c; }",
ITryNode.class);
asBlockWalker.visitTry(node);
assertOut("try {\n\ta;\n} catch (e) {\n\tb;\n} finally {\n\tc;\n}");
}
@Override
@Test
public void testVisitTry_Catch_Catch_Finally()
{
// TODO (erikdebruin) handle multiple 'catch' statements (FW in Wiki)
ITryNode node = (ITryNode) getNode(
"try { a; } catch (e:Error) { b; } catch (f:Error) { c; } finally { d; }",
ITryNode.class);
asBlockWalker.visitTry(node);
assertOut("try {\n\ta;\n} catch (e) {\n\tb;\n} catch (f) {\n\tc;\n} finally {\n\td;\n}");
}
@Override
@Test
public void testVisitTry_CatchEmpty_FinallyEmpty_()
{
ITryNode node = (ITryNode) getNode(
"try { a; } catch (e:Error) { } finally { }", ITryNode.class);
asBlockWalker.visitTry(node);
assertOut("try {\n\ta;\n} catch (e) {\n} finally {\n}");
}
//----------------------------------
// switch {}
//----------------------------------
@Test
public void testVisitSwitch_3()
{
ISwitchNode node = (ISwitchNode) getNode(
"switch(i){case 1: { var x:int = 42; break; }; case 2: { var y:int = 66; break; }}", ISwitchNode.class);
asBlockWalker.visitSwitch(node);
assertOut("switch (i) {\n\tcase 1:\n\t\tvar /** @type {number} */ x = 42;\n\t\tbreak;\n\tcase 2:\n\t\tvar /** @type {number} */ y = 66;\n\t\tbreak;\n}");
}
//----------------------------------
// label : for () {}
//----------------------------------
@Override
@Test
public void testVisitLabel_1()
{
LabeledStatementNode node = (LabeledStatementNode) getNode(
"foo: for each(var i:int in obj) { break foo; }",
LabeledStatementNode.class);
asBlockWalker.visitLabeledStatement(node);
assertOut("foo : goog.array.forEach(obj, function (i) {\n\tbreak foo;\n})");
}
@Override
@Test
public void testVisitLabel_1a()
{
LabeledStatementNode node = (LabeledStatementNode) getNode(
"foo: for each(var i:int in obj) break foo;",
LabeledStatementNode.class);
asBlockWalker.visitLabeledStatement(node);
assertOut("foo : goog.array.forEach(obj, function (i) {\n\tbreak foo;\n})");
}
//----------------------------------
// all together now!
//----------------------------------
@Override
@Test
public void testVisit()
{
IFileNode node = (IFileNode) getNode(
"try { a; } catch (e:Error) { if (a) { if (b) { if (c) b; else if (f) a; else e; }} } finally { }"
+ "if (d) for (var i:int = 0; i < len; i++) break;"
+ "if (a) { with (ab) { c(); } "
+ "do {a++;do a++; while(a > b);} while(c > d); }"
+ "if (b) { try { a; throw new Error('foo'); } catch (e:Error) { "
+ " switch(i){case 1: break; default: return;}"
+ " } finally { "
+ " d; var a:Object = function(foo:int, bar:String = 'goo'):int{return -1;};"
+ " eee.dd; eee.dd; eee.dd; eee.dd;} }"
+ "foo: for each(var i:int in obj) break foo;",
IFileNode.class);
asBlockWalker.visitFile(node);
assertOut("goog.provide('FalconTest_A');\n\n/**\n * @constructor\n */\nFalconTest_A = function() {\n};\n\nFalconTest_A.prototype.falconTest_a = function() {\n\tvar self = this;\n\ttry {\n\t\ta;\n\t} catch (e) {\n\t\tif (a) {\n\t\t\tif (b) {\n\t\t\t\tif (c)\n\t\t\t\t\tb;\n\t\t\t\telse if (f)\n\t\t\t\t\ta;\n\t\t\t\telse\n\t\t\t\t\te;\n\t\t\t}\n\t\t}\n\t} finally {\n\t}\n\tif (d)\n\t\tfor (var /** @type {number} */ i = 0; i < len; i++)\n\t\t\tbreak;\n\tif (a) {\n\t\twith (ab) {\n\t\t\tc();\n\t\t}\n\t\tdo {\n\t\t\ta++;\n\t\t\tdo\n\t\t\t\ta++;\n\t\t\twhile (a > b);\n\t\t} while (c > d);\n\t}\n\tif (b) {\n\t\ttry {\n\t\t\ta;\n\t\t\tthrow new Error('foo');\n\t\t} catch (e) {\n\t\t\tswitch (i) {\n\t\t\t\tcase 1:\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\treturn;\n\t\t\t}\n\t\t} finally {\n\t\t\td;\n\t\t\tvar /** @type {Object} */ a = function(foo, bar) {\n\t\t\t\tbar = typeof bar !== 'undefined' ? bar : 'goo';\n\t\t\t\treturn -1;\n\t\t\t};\n\t\t\teee.dd;\n\t\t\teee.dd;\n\t\t\teee.dd;\n\t\t\teee.dd;\n\t\t}\n\t}\n\tfoo : goog.array.forEach(obj, function (i) {\n\t\tbreak foo;\n\t});\n};");
}
@Override
protected IBackend createBackend()
{
return new GoogBackend();
}
}