| /******************************************************************************* |
| * Copyright (c) 2005, 2009 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.core.tests.compiler.regression; |
| |
| import java.util.Map; |
| |
| import org.eclipse.wst.jsdt.internal.compiler.impl.CompilerOptions; |
| |
| public class AssignmentTest extends AbstractRegressionTest { |
| |
| public AssignmentTest(String name) { |
| super(name); |
| } |
| |
| protected Map getCompilerOptions() { |
| Map options = super.getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_ReportNullReference, |
| CompilerOptions.ERROR); |
| options.put(CompilerOptions.OPTION_ReportNoEffectAssignment, |
| CompilerOptions.ERROR); |
| return options; |
| } |
| |
| /* |
| * no effect assignment bug |
| * http://bugs.eclipse.org/bugs/show_bug.cgi?id=27235 |
| */ |
| public void test001() { |
| this.runConformTest( |
| new String[] { |
| "X.js", |
| " var i; \n" + " function X(j) { \n" |
| + " i = j; \n" + " } \n" |
| + " function B() { \n" |
| + " this.i =this.i; \n" |
| + " } \n" |
| + " function main( args) { \n" |
| + " X a = new X(3); \n" |
| + " print(a.i + \" \"); \n" |
| + " print(a.new B().i); \n" + " } \n" |
| + "} \n", }, "3 3"); |
| } |
| |
| public void test002() { |
| this |
| .runNegativeTest( |
| new String[] { |
| "X.js", |
| " var a; \n" |
| + " var next; \n" |
| + " function foo( arg){ \n" |
| + " \n" |
| + " zork = zork; \n" |
| + " arg = zork; \n" |
| + " \n" |
| + " arg = arg; // noop \n" |
| + " a = a; // noop \n" |
| + " this.next = this.next; // noop \n" |
| + " this.next = next; // noop \n" |
| + " \n" |
| + " next.a = next.a; // could raise NPE \n" |
| + " this.next.next.a = next.next.a; // could raise NPE \n" |
| + " a = next.a; // could raise NPE \n" |
| + " this. a = next.a; \n" + " } \n" |
| + "\n", }, |
| "----------\n" |
| + "2. ERROR in X.js (at line 5)\n" |
| + " zork = zork; \n" |
| + " ^^^^\n" |
| + "zork cannot be resolved\n" |
| + "----------\n" |
| + "3. ERROR in X.js (at line 6)\n" |
| + " arg = zork; \n" |
| + " ^^^^\n" |
| + "zork cannot be resolved\n" |
| + "----------\n" |
| + "4. ERROR in X.js (at line 8)\n" |
| + " arg = arg; // noop \n" |
| + " ^^^^^^^^^\n" |
| + "The assignment to variable arg has no effect\n" |
| + "----------\n" |
| + "5. ERROR in X.js (at line 9)\n" |
| + " a = a; // noop \n" |
| + " ^^^^^\n" |
| + "The assignment to variable a has no effect\n" |
| + "----------\n" |
| + "6. ERROR in X.js (at line 10)\n" |
| + " this.next = this.next; // noop \n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable next has no effect\n" |
| + "----------\n" |
| + "7. ERROR in X.js (at line 11)\n" |
| + " this.next = next; // noop \n" |
| + " ^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable next has no effect\n" |
| + "----------\n"); |
| } |
| |
| // // final multiple assignment |
| // public void test020() { |
| // this.runNegativeTest( |
| // new String[] { |
| // "X.js", |
| // " function foo() {\n" + |
| // " var v;\n" + |
| // " for (var i = 0; i < 10; i++) {\n" + |
| // " v = i;\n" + |
| // " }\n" + |
| // " v = 0;\n" + |
| // " }\n" + |
| // "\n", |
| // }, |
| // "----------\n" + |
| // "1. ERROR in X.js (at line 4)\n" + |
| // " v = i;\n" + |
| // " ^\n" + |
| // "The final local variable v may already have been assigned\n" + |
| // "----------\n" + |
| // "2. ERROR in X.js (at line 6)\n" + |
| // " v = 0;\n" + |
| // " ^\n" + |
| // "The final local variable v may already have been assigned\n" + |
| // "----------\n"); |
| // } |
| |
| // null part has been repeated into NullReferenceTest#test1033 |
| public void test033() { |
| this |
| .runNegativeTest( |
| new String[] { |
| "X.js", |
| " \n" + " function foo() {\n" + " var a,b;\n" |
| + " do{\n" + " a=\"Hello \";\n" |
| + " }while(a!=null);\n" + " \n" |
| + " if(a!=null)\n" + " {\n" |
| + " b=\"World!\";\n" + " }\n" |
| + " println(a+b);\n" + " }\n" + "\n", }, |
| "----------\n" |
| + "1. ERROR in X.js (at line 6)\n" |
| + " }while(a!=null);\n" |
| + " ^\n" |
| + "The variable a cannot be null; it was either set to a non-null value or assumed to be non-null when last used\n" |
| + "----------\n" |
| + "2. ERROR in X.js (at line 8)\n" |
| + " if(a!=null)\n" |
| + " ^\n" |
| + "The variable a can only be null; it was either set to null or checked for null when last used\n" |
| + "----------\n" |
| + "3. ERROR in X.js (at line 12)\n" |
| + " println(a+b);\n" |
| + " ^\n" |
| + "The local variable b may not have been initialized\n" |
| + "----------\n"); |
| } |
| |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=84215 |
| // TODO (philippe) should move to InitializationTest suite |
| public void test034() { |
| this.runConformTest(new String[] { |
| "X.js", |
| "public final class X \n" + "{\n" + " var vdg;\n" |
| + " var aa = null;\n" + " var a = 14;\n" |
| + " var b = 3;\n" + " var c = 12;\n" |
| + " var d = 2; \n" + " var e = 3; \n" |
| + " var f = 34; \n" + " var g = 35; \n" |
| + " var h = 36; \n" + " var j = 4;\n" |
| + " var k = 1;\n" + " var aba = 1;\n" |
| + " var as = 11;\n" + " var ad = 12;\n" |
| + " var af = 13;\n" + " var ag = 2;\n" |
| + " var ah = 21;\n" + " var aj = 22;\n" |
| + " var ak = 3;\n" + " var aaad = null;\n" |
| + " var aaaf = 1;\n" + " var aaag = 2;\n" |
| + " var aaha = 2;\n" + " var cxvvb = 1;\n" |
| + " var z = a;\n" + " var asdff;\n" + " var ppfp;\n" |
| + " var ppfpged;\n" + " boolean asfadf;\n" |
| + " boolean cbxbx;\n" + " long tyt, rrky;\n" |
| + " var dgjt, ykjr6y;\n" + " var krykr = 1;\n" |
| + " var rykr5;\n" + " var dhfg;\n" |
| + " var dthj;\n" + " var fkffy;\n" |
| + " var fhfy;\n" + " var fhmf;\n" |
| + " var ryur6;\n" + " var dhdthd;\n" |
| + " var dth5;\n" + " var kfyk;\n" + " var ntd;\n" |
| + " var asdasdads;\n" + " var dntdr = 7;\n" |
| + " var asys = 1;\n" + " var djd5rwas = 11;\n" |
| + " var dhds45rjd = 12;\n" |
| + " var srws4jd = 13;\n" + " var s4ts = 2;\n" |
| + " var dshes4 = 21;\n" |
| + " var drthed56u = 22;\n" |
| + " var drtye45 = 23;\n" + " var xxbxrb = 3;\n" |
| + " var xfbxr = 31;\n" + " var asgw4y = 32;\n" |
| + " var hdtrhs5r = 33;\n" + " var dshsh = 34;\n" |
| + " var ds45yuwsuy = 4;\n" |
| + " var astgs45rys = 5;\n" + " var srgs4y = 6;\n" |
| + " var srgsryw45 = -6;\n" |
| + " var srgdtgjd45ry = -7;\n" |
| + " var srdjs43t = 1;\n" |
| + " var sedteued5y = 2;\n" + " var jrfd6u;\n" |
| + " var udf56u;\n" + " var jf6tu;\n" |
| + " var jf6tud;\n" + " var bsrh;\n" + " X(var a)\n" |
| + " {\n" + " }\n" + " long sfhdsrhs;\n" |
| + " boolean qaafasdfs;\n" + " var sdgsa;\n" |
| + " long dgse4;\n" + " long sgrdsrg;\n" |
| + " function gdsthsr()\n" + " {\n" + " }\n" |
| + " var hsrhs;\n" + " function hsrhsdsh()\n" + " {\n" |
| + " }\n" + " var dsfhshsr;\n" |
| + " function sfhsh4rsrh()\n" + " {\n" + " }\n" |
| + " function shsrhsh()\n" + " {\n" + " }\n" |
| + " function sfhstuje56u()\n" + " {\n" + " }\n" |
| + " function dhdrt6u()\n" + " {\n" + " }\n" |
| + " function hdtue56u()\n" + " {\n" + " }\n" |
| + " function htdws4()\n" + " {\n" + " }\n" |
| + " var mfmgf;\n" + " var mgdmd;\n" + " var mdsrh;\n" |
| + " var nmdr;\n" + " function oyioyio()\n" + " {\n" |
| + " }\n" + " long oyioyreye()\n" + " {\n" |
| + " return 0;\n" + " }\n" + " long etueierh()\n" |
| + " {\n" + " return 0;\n" + " }\n" |
| + " function sdfgsgs()\n" + " {\n" + " }\n" |
| + " function fhsrhsrh()\n" + " {\n" + " }\n" + "\n" |
| + " long dcggsdg;\n" + " var ssssssgsfh;\n" |
| + " long ssssssgae;\n" + " long ssssssfaseg;\n" |
| + " function zzzdged()\n" + " {\n" + " }\n" + " \n" |
| + " var t;\n" + " function xxxxxcbsg()\n" + " {\n" |
| + " }\n" + "\n" + " \n" + " function vdg()\n" + " {\n" |
| + " }\n" + " \n" + " int[] fffcvffffffasdfaef;\n" |
| + " int[] fffcffffffasdfaef;\n" |
| + " long[] ffcvfffffffasdfaef;\n" |
| + " var fffffghffffasdfaef; \n" |
| + " var fffffdffffasdfaef; \n" |
| + " var ffafffffffasdfaef;\n" + " \n" |
| + " function fffffffffasdfaef()\n" + " {\n" + " }\n" |
| + " \n" + " boolean aaaadgasrg;\n" |
| + " function ddddgaergnj()\n" + " {\n" + " }\n" + "\n" |
| + " function aaaadgaeg()\n" + " {\n" + " }\n" + " \n" |
| + " function aaaaaaefadfgh()\n" + " {\n" + " }\n" |
| + " \n" + " function addddddddafge()\n" + " {\n" |
| + " }\n" + " \n" + " boolean aaaaaaaefae;\n" |
| + " function aaaaaaefaef()\n" + " {\n" + " }\n" + "\n" |
| + " function ggggseae()\n" + " {\n" + " }\n" + "\n" |
| + " function ggggggsgsrg()\n" + " {\n" + " }\n" |
| + "\n" + " synchronized function ggggggfsfgsr()\n" |
| + " {\n" + " }\n" + "\n" + " function aaaaaadgaeg()\n" |
| + " {\n" + " }\n" + " \n" |
| + " function aaaaadgaerg()\n" + " {\n" + " }\n" |
| + " \n" + " function bbbbbbsfryghs()\n" + " {\n" |
| + " }\n" + " \n" + " function bfbbbbbbfssreg()\n" |
| + " {\n" + " }\n" + "\n" + " function bbbbbbfssfb()\n" |
| + " {\n" + " }\n" + "\n" + " function bbbbbbfssb()\n" |
| + " {\n" + " }\n" + "\n" + " function bbbbfdssb()\n" |
| + " {\n" + " }\n" + " \n" + " boolean dggggggdsg;\n" |
| + "\n" + " function hdfhdr()\n" + " {\n" + " }\n" |
| + " \n" + " function dhdrtdrs()\n" + " {\n" + " }\n" |
| + " \n" + " function dghdthtdhd()\n" + " {\n" + " }\n" |
| + " \n" + " function dhdhdtdh()\n" + " {\n" + " }\n" |
| + " \n" + " function fddhdsh()\n" + " {\n" + " }\n" |
| + " \n" + " boolean sdffgsdg()\n" + " {\n" |
| + " return true;\n" + " }\n" + " \n" |
| + " boolean sdgsdg()\n" + " {\n" |
| + " return false;\n" + " }\n" + " \n" |
| + " function sfdgsg()\n" + " {\n" + " }\n" + "\n" |
| + " int[] fghtys;\n" + "\n" + " var sdsst = 1;\n" |
| + " X asdfahnr;\n" |
| + " var ssdsdbrtyrtdfhd, ssdsrtyrdbdfhd;\n" |
| + " var ssdsrtydbdfhd, ssdsrtydffbdfhd;\n" |
| + " var ssdrtyhrtysdbdfhd, ssyeghdsdbdfhd;\n" |
| + " var ssdsdrtybdfhd, ssdsdehebdfhd;\n" |
| + " var ssdthrtsdbdfhd, ssdshethetdbdfhd;\n" |
| + " var sstrdrfhdsdbdfhd;\n" |
| + " var ssdsdbdfhd, ssdsdethbdfhd;\n" |
| + " long ssdshdfhchddbdfhd;\n" |
| + " long ssdsdvbbdfhd;\n" + " \n" + " \n" |
| + " long ssdsdbdfhd()\n" + " {\n" + " return 0;\n" |
| + " }\n" + "\n" + " long sdgsrsbsf()\n" + " {\n" |
| + " return 0;\n" + " }\n" + "\n" |
| + " function sfgsfgssghr()\n" + " {\n" + " }\n" |
| + " \n" + " var sgsgsrg()\n" + " {\n" |
| + " return null;\n" + " }\n" + "\n" |
| + " function sdgshsdygra()\n" + " {\n" + " }\n" |
| + "\n" + " var sdfsdfs()\n" + " {\n" |
| + " return null;\n" + " }\n" + "\n" |
| + " boolean ryweyer;\n" + "\n" |
| + " function adfadfaghsfh()\n" + " {\n" + " }\n" |
| + " \n" + " function ghasghasrg()\n" + " {\n" |
| + " }\n" + "\n" + " function aadfadfaf()\n" + " {\n" |
| + " }\n" + "\n" + " function aadfadf()\n" + " {\n" |
| + " }\n" + " \n" + " var fgsfhwr()\n" + " {\n" |
| + " return 0;\n" + " }\n" + "\n" |
| + " var gdfgfgrfg()\n" + " {\n" + " return 0;\n" |
| + " }\n" + "\n" + " var asdfsfs()\n" + " {\n" |
| + " return 0;\n" + " }\n" + "\n" + " var sdgs;\n" |
| + " var sdfsh4e;\n" + " var gsregs = 0;\n" + " \n" |
| + " var sgsgsd()\n" + " {\n" + " return null;\n" |
| + " }\n" + "\n" |
| + " byte[] sdhqtgwsrh(String rsName, var id)\n" |
| + " {\n" + " var rs = null;\n" + " try\n" + " {\n" |
| + " rs = \"\";\n" + " return null;\n" + " }\n" |
| + " catch (Exception ex)\n" + " {\n" + " }\n" |
| + " finally\n" + " {\n" + " if (rs != null)\n" |
| + " {\n" + " try\n" + " {\n" |
| + " rs.toString();\n" + " }\n" |
| + " catch (Exception ex)\n" + " {\n" + " }\n" |
| + " }\n" + " }\n" + " return null;\n" + " }\n" |
| + "\n" + " function dgagadga()\n" + " {\n" + " }\n" |
| + " \n" + " var adsyasta;\n" + "}\n", }, ""); |
| } |
| |
| /* |
| * Check scenario: i = i++ |
| * http://bugs.eclipse.org/bugs/show_bug.cgi?id=84480 disabled: |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=111898 |
| */ |
| public void test035() { |
| this.runNegativeTest(new String[] { |
| "X.js", |
| " var f;\n" + " function foo( i) {\n" + " i = i++;\n" |
| + " i = ++i;\n" + " f = f++;\n" + " f = ++f;\n" |
| + " var z;" + " }\n" + "\n", }, "----------\n" |
| + "1. ERROR in X.js (at line 4)\n" + " i = ++i;\n" |
| + " ^^^^^^^\n" + "The assignment to variable i has no effect\n" |
| + "----------\n" + "2. ERROR in X.js (at line 6)\n" |
| + " f = ++f;\n" + " ^^^^^^^\n" |
| + "The assignment to variable f has no effect\n" |
| + "----------\n"); |
| } |
| |
| public void test036() { |
| this |
| .runNegativeTest( |
| new String[] { |
| "X.js", |
| "\n" + " function foo() {\n" |
| + " var o = new Object();\n" |
| + " do {\n" + " o = null;\n" |
| + " } while (o != null);\n" |
| + " if (o == null) {\n" |
| + " // throw new Exception();\n" |
| + " }\n" + " }\n" + "\n", }, |
| "----------\n" |
| + "1. ERROR in X.js (at line 6)\n" |
| + " } while (o != null);\n" |
| + " ^\n" |
| + "The variable o can only be null; it was either set to null or checked for null when last used\n" |
| + "----------\n" |
| + "2. ERROR in X.js (at line 7)\n" |
| + " if (o == null) {\n" |
| + " ^\n" |
| + "The variable o can only be null; it was either set to null or checked for null when last used\n" |
| + "----------\n"); |
| } |
| |
| // //https://bugs.eclipse.org/bugs/show_bug.cgi?id=93588 |
| // public void test037() { |
| // this.runConformTest( |
| // new String[] { |
| // "X.js", |
| // " class X extends Object implements Runnable {\n" + |
| // " var interval = 5;\n" + |
| // " function run() {\n" + |
| // " try {\n" + |
| // " Thread.sleep(interval = interval + 100);\n" + |
| // " Thread.sleep(interval += 100);\n" + |
| // " } catch (InterruptedException e) {\n" + |
| // " e.printStackTrace();\n" + |
| // " }\n" + |
| // " }\n" + |
| // "\n" + |
| // " function main( args) {\n" + |
| // " new X().run();\n" + |
| // " }\n" + |
| // "}\n", |
| // }, |
| // ""); |
| // } |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=111703 |
| // public void test038() { |
| // this.runNegativeTest( |
| // new String[] { |
| // "X.js", |
| // "import java.awt.event.*;\n" + |
| // "\n" + |
| // "import javax.swing.*;\n" + |
| // "import javax.swing.event.*;\n" + |
| // "\n" + |
| // " class X {\n" + |
| // " JButton myButton = new JButton();\n" + |
| // " JTree myTree = new JTree();\n" + |
| // " ActionListener action;\n" + |
| // " X() {\n" + |
| // " action = new ActionListener() {\n" + |
| // " function actionPerformed(ActionEvent e) {\n" + |
| // " if (true) {\n" + |
| // " // unlock document\n" + |
| // " Object document = new Object();\n" + |
| // " myButton.addActionListener(new ActionListener() {\n" |
| // + |
| // " boolean selectionChanged;\n" + |
| // " TreeSelectionListener list = new TreeSelectionListener() {\n" |
| // + |
| // " function valueChanged(TreeSelectionEvent e) {\n" |
| // + |
| // " selectionChanged = true;\n" + |
| // " }\n" + |
| // " };\n" + |
| // " {\n" + |
| // " myTree.addTreeSelectionListener(list);\n" + |
| // " }\n" + |
| // " function actionPerformed(ActionEvent e) {\n" + |
| // " if(!selectionChanged)\n" + |
| // " myButton.removeActionListener(this);\n" + |
| // " }\n" + |
| // " });\n" + |
| // " }\n" + |
| // " }\n" + |
| // " };\n" + |
| // " }\n" + |
| // " function main( args) {\n" + |
| // " new X();\n" + |
| // " }\n" + |
| // "\n" + |
| // "}", |
| // }, |
| // "----------\n" + |
| // "1. WARNING in X.js (at line 19)\n" + |
| // " function valueChanged(TreeSelectionEvent e) {\n" + |
| // " ^\n" + |
| // "The parameter e is hiding another local variable defined in an enclosing type scope\n" |
| // + |
| // "----------\n" + |
| // "2. ERROR in X.js (at line 23)\n" + |
| // " {\n" + |
| // " ^\n" + |
| // "Cannot define initializer in inner type new ActionListener(){}\n" + |
| // "----------\n" + |
| // "3. ERROR in X.js (at line 24)\n" + |
| // " myTree.addTreeSelectionListener(list);\n" + |
| // " ^^^^^^\n" + |
| // "Cannot make a reference to the non- field myTree\n" + |
| // "----------\n" + |
| // "4. WARNING in X.js (at line 26)\n" + |
| // " function actionPerformed(ActionEvent e) {\n" + |
| // " ^\n" + |
| // "The parameter e is hiding another local variable defined in an enclosing type scope\n" |
| // + |
| // "----------\n"); |
| // } |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=111898 |
| // public void test039() { |
| // this.runConformTest( |
| // new String[] { |
| // "X.js", |
| // " class X {\n" + |
| // " function main( args) {\n" + |
| // " var a = 1;\n" + |
| // " a = a++;\n" + |
| // " print(\"a=\"+a);\n" + |
| // " \n" + |
| // " var b = 1;\n" + |
| // " print(b = b++);\n" + |
| // " println(\"b=\"+b);\n" + |
| // " }\n" + |
| // "}\n", |
| // }, |
| // "a=11b=1"); |
| // } |
| // warn upon parameter assignment |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=53773 |
| public void test040() { |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_ReportParameterAssignment, |
| CompilerOptions.ERROR); |
| this.runNegativeTest( |
| new String[] { |
| "X.js", |
| " function foo(b) {\n" + " b = false;\n" + " }\n" |
| + "\n", }, "----------\n" |
| + "1. ERROR in X.js (at line 2)\n" + " b = false;\n" |
| + " ^\n" + "The parameter b should not be assigned\n" |
| + "----------\n", null, true, options); |
| } |
| |
| // warn upon parameter assignment |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=53773 |
| // diagnose within fake reachable code |
| public void test041() { |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_ReportParameterAssignment, |
| CompilerOptions.ERROR); |
| this.runNegativeTest(new String[] { |
| "X.js", |
| " function foo(b) {\n" + " if (false) {\n" |
| + " b = false;\n" + " }\n" + " }\n" + "\n", }, |
| "----------\n" + "1. ERROR in X.js (at line 3)\n" |
| + " b = false;\n" + " ^\n" |
| + "The parameter b should not be assigned\n" |
| + "----------\n", null, true, options); |
| } |
| |
| // warn upon parameter assignment |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=53773 |
| // diagnose within fake reachable code |
| public void test042() { |
| Map options = getCompilerOptions(); |
| options.put(CompilerOptions.OPTION_ReportParameterAssignment, |
| CompilerOptions.ERROR); |
| this.runNegativeTest(new String[] { |
| "X.js", |
| " function foo(b) {\n" + " if (true) {\n" |
| + " return;\n" + " }\n" + " b = false;\n" |
| + " }\n" + "\n", }, "----------\n" |
| + "1. ERROR in X.js (at line 5)\n" + " b = false;\n" + " ^\n" |
| + "The parameter b should not be assigned\n" + "----------\n", |
| null, true, options); |
| } |
| |
| // // warn upon parameter assignment |
| // // https://bugs.eclipse.org/bugs/show_bug.cgi?id=53773 |
| // // we only show the 'assignment to final' error here |
| // public void test043() { |
| // Map options = getCompilerOptions(); |
| // options.put(CompilerOptions.OPTION_ReportParameterAssignment, |
| // CompilerOptions.ERROR); |
| // this.runNegativeTest( |
| // new String[] { |
| // "X.js", |
| // " class X {\n" + |
| // " function foo( boolean b) {\n" + |
| // " if (false) {\n" + |
| // " b = false;\n" + |
| // " }\n" + |
| // " }\n" + |
| // "}\n", |
| // }, |
| // "----------\n" + |
| // "1. ERROR in X.js (at line 4)\n" + |
| // " b = false;\n" + |
| // " ^\n" + |
| // "The final local variable b cannot be assigned. It must be blank and not using a compound assignment\n" |
| // + |
| // "----------\n", |
| // null, true, options); |
| // } |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=100369 |
| public void test044() { |
| this.runNegativeTest(new String[] { |
| "X.js", |
| " var length1 = 0;\n" + " {\n" |
| + " length1 = length1; // already detected\n" + " }\n" |
| + " var length2 = length2 = 0; // not detected\n" |
| + " var length3 = 0;\n" + " {\n" |
| + " length3 = length3 = 0; // not detected\n" + " }\n" |
| + " function foo() {\n" + " var length1 = 0;\n" |
| + " length1 = length1; // already detected\n" |
| + " var length2 = length2 = 0; // not detected\n" |
| + " var length3 = 0;\n" |
| + " length3 = length3 = 0; // not detected\n" + " }\n" |
| + "\n", }, "----------\n" |
| + "1. ERROR in X.js (at line 3)\n" |
| + " length1 = length1; // already detected\n" |
| + " ^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length1 has no effect\n" |
| + "----------\n" + "2. ERROR in X.js (at line 5)\n" |
| + " var length2 = length2 = 0; // not detected\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length2 has no effect\n" |
| + "----------\n" + "3. ERROR in X.js (at line 8)\n" |
| + " length3 = length3 = 0; // not detected\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length3 has no effect\n" |
| + "----------\n" + "4. ERROR in X.js (at line 12)\n" |
| + " length1 = length1; // already detected\n" |
| + " ^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length1 has no effect\n" |
| + "----------\n" + "5. ERROR in X.js (at line 13)\n" |
| + " var length2 = length2 = 0; // not detected\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length2 has no effect\n" |
| + "----------\n" + "6. ERROR in X.js (at line 15)\n" |
| + " length3 = length3 = 0; // not detected\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length3 has no effect\n" |
| + "----------\n"); |
| } |
| |
| // https://bugs.eclipse.org/bugs/show_bug.cgi?id=133351 |
| public void test045() { |
| this.runNegativeTest(new String[] { |
| "X.js", |
| " function foo() {\n" |
| + " var length2 = length2 = 0; // first problem\n" |
| + " var length3 = 0;\n" |
| + " length3 = length3 = 0; // second problem\n" |
| + " }\n" + "\n", }, "----------\n" |
| + "1. ERROR in X.js (at line 2)\n" |
| + " var length2 = length2 = 0; // first problem\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length2 has no effect\n" |
| + "----------\n" + "2. ERROR in X.js (at line 4)\n" |
| + " length3 = length3 = 0; // second problem\n" |
| + " ^^^^^^^^^^^^^^^^^^^^^\n" |
| + "The assignment to variable length3 has no effect\n" |
| + "----------\n"); |
| } |
| |
| public static Class testClass() { |
| return AssignmentTest.class; |
| } |
| } |