/* * 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 8081431 8080069 8167128 8199623 * @summary Test of JShell#drop(). * @build KullaTesting TestingInputStream * @run testng DropTest import jdk.jshell.DeclarationSnippet;import jdk.jshell.Snippet;import jdk.jshell.MethodSnippet;import jdk.jshell.VarSnippet;import org.testng.annotations.Test;import static jdk.jshell.Snippet.Status.*;public class DropTest extends KullaTesting {public void testDrop() {var = varKey(assertEval("int x;" ));"int mu() { return x * 4; }" ));"class C { String v() { return \" #\" + mu(); } }" ));var ,var , VALID, DROPPED, true , null ),false , var ));true , null ),false , method));"C c;" ));"new C();" , "C" , 1, 0);"int mu() { return x * 4; }" ,false , MAIN_SNIPPET)));"int x = 10;" , "10" ,false , MAIN_SNIPPET));"C c0 = new C();" ));"c0.v();" , "\" #40\"" );"C c = new C();" ,false , null ),false , MAIN_SNIPPET));"c.v();" , "\" #40\"" );"int mu() { return x * 3; }" ,false , null ),false , MAIN_SNIPPET));"c.v();" , "\" #30\"" );"class C { String v() { return \" @\" + mu(); } }" ,false , null ),false , MAIN_SNIPPET));"c0.v();" , "\" @30\"" );true , null ));"c = new C();" );"c.v();" , "\" @30\"" );public void testDropImport() {"import java.util.*;" ));"List list = Arrays.asList(1, 2, 3);" , "[1, 2, 3]" ));"list;" , "[1, 2, 3]" );true , null ),true , imp));"list;" , "compiler.err.cant.resolve.location" );public void testDropStatement() {"if (true);" ));true , null ));public void testDropVarToMethod() {"int x;" ));"double mu() { return x * 4; }" ));"x == 0;" , "true" );"mu() == 0.0;" , "true" );true , null ),false , x));"variable x" );"mu();" , "mu" , 1, 0);public void testDropMethodToMethod() {"double a() { return 2; }" ));"double b() { return a() * 10; }" ));"double c() { return b() * 3; }" );"double d() { return c() + 1000; }" ));"d();" , "1060.0" );true , null ),false , a));"method a()" );"d();" , "b" , 1, 0);public void testDropClassToMethod() {"class C { int f() { return 7; } }" ));"int m() { return new C().f(); }" ));true , null ),false , c));"class C" );"m();" , "m" , 1, 0);public void testDropVarToClass() {"int x;" ));"class A { double a = 4 * x; }" ));true , null ),false , x));"A foo() { return null; }" );"variable x" );"new A();" , "A" , 1, 0);public void testDropMethodToClass() {"int x() { return 0; }" ));"class A { double a = 4 * x(); }" ));true , null ),false , x));"method x()" );"new A();" , "A" , 1, 0);public void testDropClassToClass() {"class A {}" ));"class B extends A {}" ));"class C extends B {}" ));"class D extends C {}" ));true , null ),true , a),true , b),true , c));"class A" );false , null ));"interface A {}" , null , null ,public void testDropNoUpdate() {"class A {}" ;"class A extends java.util.ArrayList {}" ;"class B extends A {}" , added(VALID)));true , null ),false , MAIN_SNIPPET),true , MAIN_SNIPPET)));true , null ),false , MAIN_SNIPPET),true , MAIN_SNIPPET)));true , null ));true , null ),false , MAIN_SNIPPET)));true , null ),false , MAIN_SNIPPET));// 8199623 public void testTwoForkedDrop() {"void p() throws Exception { ((String) null).toString(); }" ));"void n() throws Exception { try { p(); } catch (Exception ex) { throw new RuntimeException(\" bar\", ex); }}" ));"void m() { try { n(); } catch (Exception ex) { throw new RuntimeException(\" foo\", ex); }}" ));"void c() throws Throwable { p(); }" ));true , null ),false , p),false , p));quality 100%
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