/*******************************************************************************
* Copyright (c) 2000, 2013 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.parser;
import java.util.Locale;
import org.eclipse.wst.jsdt.core.compiler.CategorizedProblem;
import org.eclipse.wst.jsdt.core.tests.util.AbstractCompilerTest;
import org.eclipse.wst.jsdt.core.tests.util.Util;
import org.eclipse.wst.jsdt.internal.compiler.CompilationResult;
import org.eclipse.wst.jsdt.internal.compiler.DefaultErrorHandlingPolicies;
import org.eclipse.wst.jsdt.internal.compiler.batch.CompilationUnit;
import org.eclipse.wst.jsdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit;
import org.eclipse.wst.jsdt.internal.compiler.impl.CompilerOptions;
import org.eclipse.wst.jsdt.internal.compiler.parser.Parser;
import org.eclipse.wst.jsdt.internal.compiler.problem.DefaultProblem;
import org.eclipse.wst.jsdt.internal.compiler.problem.DefaultProblemFactory;
import org.eclipse.wst.jsdt.internal.compiler.problem.ProblemReporter;
public class SyntaxErrorTest extends AbstractCompilerTest {
public static boolean optimizeStringLiterals = false;
public SyntaxErrorTest(String testName){
super(testName);
}
public void checkParse(
char[] source,
String expectedSyntaxErrorDiagnosis,
String testName) {
/* using regular parser in DIET mode */
Parser parser =
new Parser(
new ProblemReporter(
DefaultErrorHandlingPolicies.proceedWithAllProblems(),
new CompilerOptions(getCompilerOptions()),
new DefaultProblemFactory(Locale.getDefault())),
optimizeStringLiterals);
ICompilationUnit sourceUnit = new CompilationUnit(source, testName, null);
CompilationResult compilationResult = new CompilationResult(sourceUnit, 0, 0, 0);
parser.parse(sourceUnit, compilationResult);
StringBuffer buffer = new StringBuffer(100);
if (compilationResult.hasProblems() || compilationResult.hasTasks()) {
CategorizedProblem[] problems = compilationResult.getAllProblems();
int count = problems.length;
int problemCount = 0;
char[] unitSource = compilationResult.compilationUnit.getContents();
for (int i = 0; i < count; i++) {
if (problems[i] != null) {
if (problemCount == 0)
buffer.append("----------\n");
problemCount++;
buffer.append(problemCount + (problems[i].isError() ? ". ERROR" : ". WARNING"));
buffer.append(" in " + new String(problems[i].getOriginatingFileName()).replace('/', '\\'));
try {
buffer.append(((DefaultProblem)problems[i]).errorReportSource(unitSource));
buffer.append("\n");
buffer.append(problems[i].getMessage());
buffer.append("\n");
} catch (Exception e) {
}
buffer.append("----------\n");
}
}
}
String computedSyntaxErrorDiagnosis = buffer.toString();
//System.out.println(Util.displayString(computedSyntaxErrorDiagnosis));
assertEquals(
"Invalid syntax error diagnosis" + testName,
Util.convertToIndependantLineDelimiter(expectedSyntaxErrorDiagnosis),
Util.convertToIndependantLineDelimiter(computedSyntaxErrorDiagnosis));
}
/*
* Should diagnose parenthesis mismatch
*/
//TODO - fix bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=279009
public void test01() {
String s =
"function X() { \n"+
" function solve(){ \n"+
" \n"+
" var results = new Array(10); \n"+
" for(var i = 0; i < 10; i++){ \n"+
" var result = results[i]; \n"+
" var found = false; \n"+
" for(var j = 0; j < 10; j++){ \n"+
" if (this == (result.documentName){ \n"+
" found = true; \n"+
" break; \n"+
" } \n"+
" } \n"+
" } \n"+
" return andResult; \n"+
" } \n"+
"} \n";
String expectedSyntaxErrorDiagnosis =
"----------\n" +
"1. ERROR in <parenthesis mismatch> (at line 9)\n" +
" if (this == (result.documentName){ \n" +
" ^\n" +
"Syntax error, insert \") BlockStatement\" to complete BlockStatements\n" +
"----------\n" +
"2. ERROR in <parenthesis mismatch> (at line 1)\n" +
" if (this == (result.documentName){ \n" +
" ^\n" +
"Syntax error, insert \") BlockStatement\" to complete BlockStatements\n" +
"----------\n";;
String testName = "<parenthesis mismatch>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
/*
* Should diagnose brace mismatch
*/
public void test02() {
String s =
"function Bar() { \n"+
" this.a = (fred().x{); \n"+
"} \n";
String expectedSyntaxErrorDiagnosis =
"----------\n" +
"1. ERROR in <brace mismatch> (at line 2)\n" +
" this.a = (fred().x{); \n" +
" ^\n" +
"Syntax error on token \"{\", delete this token\n" +
"----------\n";
String testName = "<brace mismatch>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
//https://bugs.eclipse.org/bugs/show_bug.cgi?id=133292
public void test03() {
String s =
"function X() { \n"+
" o = { s: \"Success\"; }; \n"+
"} \n";
String expectedSyntaxErrorDiagnosis =
"----------\n"+
"1. ERROR in <test> (at line 2)\n"+
" o = { s: \"Success\"; }; \n"+
" ^\n"+
"Syntax error on token \";\", , expected\n"+
"----------\n";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
//https://bugs.eclipse.org/bugs/show_bug.cgi?id=133292
public void test04() {
String s =
"function X() { \n"+
" var o = { s: \"Success\"; }; \n"+
"} \n";
String expectedSyntaxErrorDiagnosis =
"----------\n"+
"1. ERROR in <test> (at line 2)\n"+
" var o = { s: \"Success\"; }; \n"+
" ^\n"+
"Syntax error on token \";\", , expected\n"+
"----------\n";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=241647
public void test05a() {
String s =
"var foo = \"1\\\n"+
"2\";"+
"\n";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05b() {
String s =
"var foo = '111\\\n"+
"222';"+
" \n";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05c() {
String s =
"var foo = \" \\\r\n"+
" \";"+
" \r\n";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05d() {
String s =
"var foo = ' \\\r\n"+
" ';"+
" \r\n";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05e() {
String s =
"var foo = \" \\\r"+
" \";"+
" \r";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05f() {
String s =
"var foo = ' \\\r"+
" ';"+
" \r";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05g() {
String s =
"var foo = ' \\\n"+
"\n"+
" \";"+
" \n";
String expectedSyntaxErrorDiagnosis =
"----------\n"+
"1. ERROR in <test> (at line 1)\n"+
" var foo = ' \\\n"+
"\n"+
" ^^^^^\n"+
"String literal is not properly closed by a matching quote\n"+
"----------\n";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void test05h() {
String s =
"var foo = \" \\\n"+
"\n"+
" ';"+
" \n";
String expectedSyntaxErrorDiagnosis =
"----------\n"+
"1. ERROR in <test> (at line 1)\n"+
" var foo = \" \\\n"+
"\n"+
" ^^^^^\n"+
"String literal is not properly closed by a matching quote\n"+
"----------\n";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
/**
* https://bugs.eclipse.org/bugs/show_bug.cgi?id=406519
*/
public void testWhitespaces01() {
String s =
"var " + '\t' + '\r' + '\n' +
'\u000b' + '\u000c' +
'\u0020' + '\u00a0' + " x;\r";
String expectedSyntaxErrorDiagnosis =
"";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void testWI106610() {
String s = "\n<!-- Begin";
String expectedSyntaxErrorDiagnosis =
"----------\n" +
"1. ERROR in <test> (at line 2)\n" +
" <!-- Begin\n" +
" ^\n" +
"Syntax error on token \"<\", delete this token\n" +
"----------\n";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
/**
* https://bugs.eclipse.org/bugs/show_bug.cgi?id=417387
*/
public void testCommaExpression01() {
String s = "!function(){\n" +
" window.alert(\"passed 1\");\n" +
"}(),\n" +
" function(){\n" +
" window.alert(\"passed 2\");\n" +
"}();\n" +
"window.alert(\"passed 3\");";
String testName = "<test>";
checkParse(
s.toCharArray(),
"",
testName);
}
public void testRegExpression01() {
String s = "searchStr.replace( /([!\"#$%&'()*+,./:;<=>?@[\\]^`{|}~])/g, '//' )";
String expectedSyntaxErrorDiagnosis = "";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
public void testRegExpression02() {
String s = "searchStr.replace(/\\n( |\t)*[/][/]/g,'//')";
String expectedSyntaxErrorDiagnosis = "";
String testName = "<test>";
checkParse(
s.toCharArray(),
expectedSyntaxErrorDiagnosis,
testName);
}
}