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/*
* Copyright (c) 2015, 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 8166744
* @summary Test Completion
* @modules jdk.internal.le/jdk.internal.jline.extra
* jdk.jshell/jdk.internal.jshell.tool:+open
* @build HistoryTest
* @run testng HistoryTest
*/
import java.lang.reflect.Field;
import java.util.Locale;
import java.util.logging.Level;
import java.util.logging.Logger;
import jdk.internal.jline.extra.EditingHistory;
import org.testng.annotations.Test;
import jdk.internal.jshell.tool.JShellTool;
import jdk.internal.jshell.tool.JShellToolBuilder;
import static org.testng.Assert.*;
public class HistoryTest extends ReplToolTesting {
private JShellTool repl;
@Override
protected void testRawRun(Locale locale, String[] args) {
// turn on logging of launch failures
Logger.getLogger("jdk.jshell.execution").setLevel(Level.ALL);
repl = ((JShellToolBuilder) builder(locale))
.rawTool();
try {
repl.start(args);
} catch (Exception ex) {
fail("Repl tool died with exception", ex);
}
}
@Test
public void testHistory() {
test(
a -> {if (!a) setCommandInput("void test() {\n");},
a -> {if (!a) setCommandInput(" System.err.println(1);\n");},
a -> {if (!a) setCommandInput(" System.err.println(1);\n");},
a -> {assertCommand(a, "} //test", "| created method test()");},
a -> {
if (!a) {
try {
previousAndAssert(getHistory(), "} //test");
previousSnippetAndAssert(getHistory(), "void test() {");
} catch (Exception ex) {
throw new IllegalStateException(ex);
}
}
assertCommand(a, "int dummy;", "dummy ==> 0");
});
test(
a -> {if (!a) setCommandInput("void test2() {\n");},
a -> {assertCommand(a, "} //test2", "| created method test2()");},
a -> {
if (!a) {
try {
previousAndAssert(getHistory(), "} //test2");
previousSnippetAndAssert(getHistory(), "void test2() {");
previousSnippetAndAssert(getHistory(), "/debug 0"); //added by test framework
previousSnippetAndAssert(getHistory(), "/exit");
previousSnippetAndAssert(getHistory(), "int dummy;");
previousSnippetAndAssert(getHistory(), "void test() {");
} catch (Exception ex) {
throw new IllegalStateException(ex);
}
}
assertCommand(a, "int dummy;", "dummy ==> 0");
});
}
@Test
public void test8166744() {
test(
a -> {if (!a) setCommandInput("class C {\n");},
a -> {if (!a) setCommandInput("void f() {\n");},
a -> {if (!a) setCommandInput("}\n");},
a -> {assertCommand(a, "}", "| created class C");},
a -> {
if (!a) {
try {
previousAndAssert(getHistory(), "}");
previousAndAssert(getHistory(), "}");
previousAndAssert(getHistory(), "void f() {");
previousAndAssert(getHistory(), "class C {");
getHistory().add("class C{");
} catch (Exception ex) {
throw new IllegalStateException(ex);
}
}
assertCommand(a, "int dummy;", "dummy ==> 0");
});
test(
a -> {if (!a) setCommandInput("class C {\n");},
a -> {if (!a) setCommandInput("void f() {\n");},
a -> {if (!a) setCommandInput("}\n");},
a -> {assertCommand(a, "}", "| created class C");},
a -> {
if (!a) {
try {
previousSnippetAndAssert(getHistory(), "class C {");
getHistory().add("class C{");
} catch (Exception ex) {
throw new IllegalStateException(ex);
}
}
assertCommand(a, "int dummy;", "dummy ==> 0");
});
}
private EditingHistory getHistory() throws Exception {
Field input = repl.getClass().getDeclaredField("input");
input.setAccessible(true);
Object console = input.get(repl);
Field history = console.getClass().getDeclaredField("history");
history.setAccessible(true);
return (EditingHistory) history.get(console);
}
private void previousAndAssert(EditingHistory history, String expected) {
assertTrue(history.previous());
assertEquals(history.current().toString(), expected);
}
private void previousSnippetAndAssert(EditingHistory history, String expected) {
assertTrue(history.previousSnippet());
assertEquals(history.current().toString(), expected);
}
}
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