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/*
* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8159111
* @summary test wrappers and dependencies
* @modules jdk.jshell/jdk.jshell
* @build KullaTesting
* @run testng WrapperTest
*/
import java.util.Collection;
import java.util.List;
import org.testng.annotations.Test;
import jdk.jshell.ErroneousSnippet;
import jdk.jshell.Snippet;
import jdk.jshell.Snippet.Kind;
import jdk.jshell.SourceCodeAnalysis.SnippetWrapper;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
import static jdk.jshell.Snippet.Status.RECOVERABLE_DEFINED;
import static jdk.jshell.Snippet.Status.VALID;
@Test
public class WrapperTest extends KullaTesting {
public void testMethod() {
String src = "void glib() { System.out.println(\"hello\"); }";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.METHOD, "void", "glib", "println");
assertPosition(swl.get(0), src, 0, 4);
assertPosition(swl.get(0), src, 5, 4);
assertPosition(swl.get(0), src, 15, 6);
Snippet g = methodKey(assertEval(src, added(VALID)));
SnippetWrapper swg = getState().sourceCodeAnalysis().wrapper(g);
assertWrapperHas(swg, src, Kind.METHOD, "void", "glib", "println");
assertPosition(swg, src, 0, 4);
assertPosition(swg, src, 5, 4);
assertPosition(swg, src, 15, 6);
}
@Test(enabled = false) // TODO 8159740
public void testMethodCorralled() {
String src = "void glib() { f(); }";
Snippet g = methodKey(assertEval(src, added(RECOVERABLE_DEFINED)));
SnippetWrapper swg = getState().sourceCodeAnalysis().wrapper(g);
assertWrapperHas(swg, src, Kind.METHOD, "void", "glib");
assertPosition(swg, src, 5, 4);
}
public void testMethodBad() {
String src = "void flob() { ?????; }";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.METHOD, "void", "flob", "?????");
assertPosition(swl.get(0), src, 9, 2);
Snippet f = key(assertEvalFail(src));
assertEquals(f.kind(), Kind.ERRONEOUS);
assertEquals(((ErroneousSnippet)f).probableKind(), Kind.METHOD);
SnippetWrapper sw = getState().sourceCodeAnalysis().wrapper(f);
assertWrapperHas(sw, src, Kind.METHOD, "void", "flob", "?????");
assertPosition(swl.get(0), src, 14, 5);
}
public void testVar() {
String src = "int gx = 1234;";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.VAR, "int", "gx", "1234");
assertPosition(swl.get(0), src, 4, 2);
Snippet g = varKey(assertEval(src, added(VALID)));
SnippetWrapper swg = getState().sourceCodeAnalysis().wrapper(g);
assertWrapperHas(swg, src, Kind.VAR, "int", "gx", "1234");
assertPosition(swg, src, 0, 3);
}
public void testVarBad() {
String src = "double dd = ?????;";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.VAR, "double", "dd", "?????");
assertPosition(swl.get(0), src, 9, 2);
Snippet f = key(assertEvalFail(src));
assertEquals(f.kind(), Kind.ERRONEOUS);
assertEquals(((ErroneousSnippet)f).probableKind(), Kind.VAR);
SnippetWrapper sw = getState().sourceCodeAnalysis().wrapper(f);
assertWrapperHas(sw, src, Kind.VAR, "double", "dd", "?????");
assertPosition(swl.get(0), src, 12, 5);
}
public void testImport() {
String src = "import java.lang.*;";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.IMPORT, "import", "java.lang");
assertPosition(swl.get(0), src, 7, 4);
Snippet g = key(assertEval(src, added(VALID)));
SnippetWrapper swg = getState().sourceCodeAnalysis().wrapper(g);
assertWrapperHas(swg, src, Kind.IMPORT, "import", "java.lang");
assertPosition(swg, src, 0, 6);
}
public void testImportBad() {
String src = "import java.?????;";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.IMPORT, "import", "?????");
assertPosition(swl.get(0), src, 7, 4);
Snippet f = key(assertEvalFail(src));
assertEquals(f.kind(), Kind.ERRONEOUS);
assertEquals(((ErroneousSnippet)f).probableKind(), Kind.IMPORT);
SnippetWrapper sw = getState().sourceCodeAnalysis().wrapper(f);
assertWrapperHas(sw, src, Kind.IMPORT, "import", "?????");
assertPosition(swl.get(0), src, 0, 6);
}
public void testErroneous() {
String src = "@@@@@@@@@@";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 1, "unexpected list length");
assertWrapperHas(swl.get(0), src, Kind.ERRONEOUS, "@@@@@@@@@@");
assertPosition(swl.get(0), src, 0, 10);
Snippet f = key(assertEvalFail(src));
assertEquals(f.kind(), Kind.ERRONEOUS);
assertEquals(((ErroneousSnippet)f).probableKind(), Kind.ERRONEOUS);
SnippetWrapper sw = getState().sourceCodeAnalysis().wrapper(f);
assertWrapperHas(sw, src, Kind.ERRONEOUS, "@@@@@@@@@@");
assertPosition(swl.get(0), src, 0, 10);
}
public void testEmpty() {
String src = "";
List<SnippetWrapper> swl = getState().sourceCodeAnalysis().wrappers(src);
assertEquals(swl.size(), 0, "expected empty list");
}
public void testDependencies() {
Snippet a = key(assertEval("int aaa = 6;", added(VALID)));
Snippet b = key(assertEval("class B { B(int x) { aaa = x; } }", added(VALID)));
Snippet c = key(assertEval("B ccc() { return new B(aaa); }", added(VALID)));
Collection<Snippet> dep;
dep = getState().sourceCodeAnalysis().dependents(c);
assertEquals(dep.size(), 0);
dep = getState().sourceCodeAnalysis().dependents(b);
assertEquals(dep.size(), 1);
assertTrue(dep.contains(c));
dep = getState().sourceCodeAnalysis().dependents(a);
assertEquals(dep.size(), 2);
assertTrue(dep.contains(c));
assertTrue(dep.contains(b));
}
private void assertWrapperHas(SnippetWrapper sw, String source, Kind kind, String... has) {
assertEquals(sw.source(), source);
assertEquals(sw.kind(), kind);
if (kind == Kind.IMPORT) {
assertTrue(sw.wrapped().contains("import"));
} else {
String cn = sw.fullClassName();
int idx = cn.lastIndexOf(".");
assertTrue(sw.wrapped().contains(cn.substring(idx+1)));
assertTrue(sw.wrapped().contains("class"));
}
for (String s : has) {
assertTrue(sw.wrapped().contains(s));
}
}
private void assertPosition(SnippetWrapper sw, String source, int start, int length) {
int wpg = sw.sourceToWrappedPosition(start);
assertEquals(sw.wrapped().substring(wpg, wpg+length),
source.substring(start, start+length),
"position " + wpg + " in " + sw.wrapped());
assertEquals(sw.wrappedToSourcePosition(wpg), start);
}
}
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