NLSScannerTester.java

/*******************************************************************************
 * Copyright (c) 2000, 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
 *     Benjamin Muskalla <b.muskalla@gmx.net> - [nls tooling] Externalize Strings Wizard should not touch annotation arguments - https://bugs.eclipse.org/bugs/show_bug.cgi?id=102132
 *******************************************************************************/
package org.eclipse.jdt.ui.tests.refactoring.nls;


import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.eclipse.jdt.internal.corext.refactoring.nls.NLSElement;
import org.eclipse.jdt.internal.corext.refactoring.nls.NLSLine;
import org.eclipse.jdt.internal.corext.refactoring.nls.NLSScanner;


public class NLSScannerTester extends TestCase {


	public NLSScannerTester(String name) {
		super(name);
	}

	public static void main (String[] args) {
		junit.textui.TestRunner.run (suite());
	}

	public static Test suite() {
		return new TestSuite(NLSScannerTester.class);
	}

	public void test0() throws Exception{
		String text= "fred"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("empty", true, l.length == 0); //$NON-NLS-1$
	}

	public void test1() throws Exception{
		String text= "fred\"x\"";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("1 line", 1, l.length);
	}

	public void test1a() throws Exception{
		String text= "fred\n\"x\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("1 line", 1,l.length); //$NON-NLS-1$
	}

	public void test2() throws Exception{
		String text= "fred\"x\"\n\"xx\"";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("2 line", 2,l.length);
	}

	public void test2a() throws Exception{
		String text= "fred\n\"x\" \"xx\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("1 lines", 1,l.length); //$NON-NLS-1$
	}

	public void test3() throws Exception{
		String text= "fred\"x\"\n \"xx\"";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("2 lines", 2,l.length);
	}


	public void test4() throws Exception{
		String text= "fred\n \"xx\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals("1 line", 1,l.length); //$NON-NLS-1$
	}

	public void test5() throws Exception{
		String text= "\n \"xx\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("1 string", 1, line.size()); //$NON-NLS-1$
	}

	public void test6() throws Exception{
		String text= "\n \"xx\" \"dff\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("2 string", 2, line.size()); //$NON-NLS-1$
	}

	public void test7() throws Exception{
		String text= "\n \"xx\" \n\"dff\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("1 string A", 1, line.size()); //$NON-NLS-1$

		line= l[1];
		assertEquals("1 string B", 1, line.size()); //$NON-NLS-1$
	}


	public void test8() throws Exception{
		String text= "\n \"xx\" \n\"dff\" \"ccc\""; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("1 string A", 1, line.size()); //$NON-NLS-1$

		line= l[1];
		assertEquals("2 strings B", 2, line.size()); //$NON-NLS-1$
	}

	public void test9() throws Exception{
		String text= "fred\n \"xx\"" + NLSElement.createTagText(1) + "\n"; //$NON-NLS-1$ //$NON-NLS-2$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		NLSElement el= line.get(0);
		assertEquals("has tag", true, el.hasTag()); //$NON-NLS-1$
	}


	public void test10() throws Exception{
		String text= "fred\n \"xx\"\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		NLSElement el= line.get(0);
		assertEquals("has tag", false, el.hasTag()); //$NON-NLS-1$
	}

	public void test11() throws Exception{
		String text=
				"\n\"x\" \"y\"" //$NON-NLS-1$
				+ NLSElement.createTagText(2)
				+ NLSElement.createTagText(1)
				+ "\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("2 strings", 2, line.size()); //$NON-NLS-1$

		NLSElement el= line.get(0);
		assertEquals("0 has tag", true, el.hasTag()); //$NON-NLS-1$

		el= line.get(1);
		assertEquals("1 has tag", true, el.hasTag()); //$NON-NLS-1$
	}

	public void test12() throws Exception{
		String text=
				"\n\"x\" \"y\"" //$NON-NLS-1$
				+ NLSElement.createTagText(1)
				+ NLSElement.createTagText(2)
				+ "\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("2 strings", 2, line.size()); //$NON-NLS-1$

		NLSElement el= line.get(0);
		assertEquals("0 has tag", true, el.hasTag()); //$NON-NLS-1$

		el= line.get(1);
		assertEquals("1 has tag", true, el.hasTag()); //$NON-NLS-1$
	}

	public void test13() throws Exception{
		String text=
				"\n\"x\" \"y\"" //$NON-NLS-1$
				+ NLSElement.createTagText(1)
				+ "\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("2 strings", 2, line.size()); //$NON-NLS-1$

		NLSElement el= line.get(0);
		assertEquals("0 has tag", true, el.hasTag()); //$NON-NLS-1$

		el= line.get(1);
		assertEquals("1 has no tag", false, el.hasTag()); //$NON-NLS-1$
	}

	public void test14() throws Exception{
		String text=
				"\n\"x\" \"y\"" //$NON-NLS-1$
				+ NLSElement.createTagText(2)
				+ "\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("2 strings", 2, line.size()); //$NON-NLS-1$

		NLSElement el= line.get(0);
		assertEquals("0 has no tag", false, el.hasTag()); //$NON-NLS-1$

		el= line.get(1);
		assertEquals("1 has tag", true, el.hasTag()); //$NON-NLS-1$
	}

	// test for bug 102132
	public void test15() throws Exception {
		String text= "\nfoo\n@Annotation(\"bar\")\n\"baz\"";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);
		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(3, line.getLineNumber());
		assertEquals("\"baz\"", line.get(0).getValue());
	}

	// test for bug 102132
	public void test16() throws Exception {
		String text = "\nfoo\n@Annotation(\n{\"bar\",\n\"baz\"})\n\"baz\"";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);
		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(5, line.getLineNumber());
		assertEquals("\"baz\"", line.get(0).getValue());
	}

	// test for bug 102132
	public void test17() throws Exception {
		String text= "\n@Annotation(a= @Nested(\"Hello\"), b= \"World\")\n@Annotation2(a= (1 + 2) * 3, b= \"xx\")";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals(0, l.length);
	}

	// test for bug 102132
	public void test18() throws Exception {
		String text= "@interface Annotation { String a= \"translate me\"; }";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);
		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(0, line.getLineNumber());
		assertEquals("\"translate me\"", line.get(0).getValue());
	}

	// test for bug 102132
	public void test19() throws Exception {
		String text=
				"@interface Annotation {\r\n" +
				"	String a() default \"a\" + \"b\";\r\n" +
				"	String b() default \"bee\";\r\n" +
				"	String c() default true ? \"x\" : \"y\";\r\n" +
				"}\r\n";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals(0, l.length);
	}

	// test for bug 102132
	public void test20() throws Exception {
		String text=
			"class C {\r\n" +
			"    void m() {\r\n" +
			"        switch (42) {\r\n" +
			"            default: String s= \"x\";\r\n" +
			"        }\r\n" +
			"        switch (1) {\r\n" +
			"            default /*standard*/: String s= \"x\";\r\n" +
			"        }\r\n" +
			"    }\r\n" +
			"}";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(2, l.length);

		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(3, line.getLineNumber());
		assertEquals("\"x\"", line.get(0).getValue());
		line= l[1];
		assertEquals(1, line.size());
		assertEquals(6, line.getLineNumber());
		assertEquals("\"x\"", line.get(0).getValue());
	}

	// test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=227482
	public void test21() throws Exception {
		String text=
			"class C {\r\n" +
			"    void m() {\r\n" +
			"        System.out.println(new Object() {\r\n" +
			"            @Override\r\n" +
			"            public String toString() {\r\n" +
			"                return \"me\";\r\n" +
			"            };\r\n" +
			"        });\r\n" +
			"    }\r\n" +
			"}";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);

		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(5, line.getLineNumber());
		assertEquals("\"me\"", line.get(0).getValue());
	}

	// test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=227482
	public void test22() throws Exception {
		String text=
			"class C {\r\n" +
			"    void m() {\r\n" +
			"        Object var= ((((new Object() {\r\n" +
			"            @Override\r\n" +
			"            public String toString() {\r\n" +
			"                return \"me\";\r\n" +
			"            };\r\n" +
			"        }))));\r\n" +
			"    }\r\n" +
			"}";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);

		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(5, line.getLineNumber());
		assertEquals("\"me\"", line.get(0).getValue());
	}

	// test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=227482
	public void test23() throws Exception {
		String text=
			"class C {\r\n" +
			"    Object field= (new Object() {\r\n" +
			"        @java.lang.Override\r\n" +
			"        public String toString() {\r\n" +
			"            return \"me\";\r\n" +
			"        };\r\n" +
			"    });\r\n" +
			"}";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);

		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(4, line.getLineNumber());
		assertEquals("\"me\"", line.get(0).getValue());
	}

	// test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=227482
	public void test24() throws Exception {
		String text=
			"class C {\r\n" +
			"    @java.lang.Deprecated int field2= (\"me\").length();\r\n" +
			"}";
		NLSLine[] l= NLSScanner.scan(text);

		assertEquals(1, l.length);

		NLSLine line= l[0];
		assertEquals(1, line.size());
		assertEquals(1, line.getLineNumber());
		assertEquals("\"me\"", line.get(0).getValue());
	}

	// test for bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=233905
	public void test25() throws Exception {
		String text=
				"@SuppressWarnings(\"unchecked\") //$NON-NLS-1$\r\n" +
				"public class B {}\r\n" +
				"\r\n";
		NLSLine[] l= NLSScanner.scan(text);
		assertEquals(0, l.length);
	}

	//regression test for bug 12600
	public void test54() throws Exception{
		String text=
				"\n\"x\"" //$NON-NLS-1$
				+ NLSElement.TAG_PREFIX + 1
				+ "\n"; //$NON-NLS-1$
		NLSLine[] l= NLSScanner.scan(text);
		NLSLine line=l[0];
		assertEquals("1 strings", 1, line.size()); //$NON-NLS-1$

		NLSElement el= line.get(0);
		assertEquals("0 has no tag", false, el.hasTag()); //$NON-NLS-1$
	}

}