8199136: Dead code in src/jdk.jcmd/share/classes/sun/tools/common/ProcessArgumentMatcher.java
Reviewed-by: dholmes, dtitov
Contributed-by: mandrikov@gmail.com
/*
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* 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 8173232
* @summary Test of forward referencing of snippets (related to import).
* @build KullaTesting TestingInputStream
* @run testng ForwardReferenceImportTest
*/
import jdk.jshell.Snippet;
import jdk.jshell.DeclarationSnippet;
import org.testng.annotations.Test;
import static jdk.jshell.Snippet.Status.*;
@Test
public class ForwardReferenceImportTest extends KullaTesting {
public void testImportDeclare() {
Snippet singleImport = importKey(assertEval("import java.util.List;", added(VALID)));
Snippet importOnDemand = importKey(assertEval("import java.util.*;", added(VALID)));
Snippet singleStaticImport = importKey(assertEval("import static java.lang.Math.abs;", added(VALID)));
Snippet staticImportOnDemand = importKey(assertEval("import static java.lang.Math.*;", added(VALID)));
assertEval("import java.util.List; //again",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(singleImport, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("import java.util.*; //again",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(importOnDemand, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("import static java.lang.Math.abs; //again",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(singleStaticImport, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertEval("import static java.lang.Math.*; //again",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(staticImportOnDemand, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertActiveKeys();
}
public void testForwardSingleImportMethodToMethod() {
DeclarationSnippet string = methodKey(assertEval("String string() { return format(\"string\"); }",
added(RECOVERABLE_DEFINED)));
assertUnresolvedDependencies1(string, RECOVERABLE_DEFINED, "method format(java.lang.String)");
assertEvalUnresolvedException("string();", "string", 1, 0);
assertEval("import static java.lang.String.format;",
added(VALID),
ste(string, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("string();", "\"string\"");
assertEval("double format(String s) { return 0; }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(string, VALID, RECOVERABLE_DEFINED, false, null));
assertEvalUnresolvedException("string();", "string", 0, 1);
assertActiveKeys();
}
public void testForwardImportMethodOnDemandToMethod() {
DeclarationSnippet string = methodKey(assertEval("String string() { return format(\"string\"); }",
added(RECOVERABLE_DEFINED)));
assertUnresolvedDependencies1(string, RECOVERABLE_DEFINED, "method format(java.lang.String)");
assertEvalUnresolvedException("string();", "string", 1, 0);
assertEval("import static java.lang.String.*;",
added(VALID),
ste(string, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("string();", "\"string\"");
assertEval("double format(String s) { return 0; }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(string, VALID, RECOVERABLE_DEFINED, false, null));
assertEvalUnresolvedException("string();", "string", 0, 1);
assertActiveKeys();
}
public void testForwardSingleImportFieldToMethod() {
DeclarationSnippet pi = methodKey(assertEval("double pi() { return PI; }",
added(RECOVERABLE_DEFINED)));
assertUnresolvedDependencies1(pi, RECOVERABLE_DEFINED, "variable PI");
assertEvalUnresolvedException("pi();", "pi", 1, 0);
assertEval("import static java.lang.Math.PI;",
added(VALID),
ste(pi, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("Math.abs(pi() - 3.1415) < 0.001;", "true");
assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(pi, VALID, RECOVERABLE_DEFINED, false, null));
assertEvalUnresolvedException("pi();", "pi", 0, 1);
assertActiveKeys();
}
public void testForwardImportFieldOnDemandToMethod() {
DeclarationSnippet pi = methodKey(assertEval("double pi() { return PI; }",
added(RECOVERABLE_DEFINED)));
assertUnresolvedDependencies1(pi, RECOVERABLE_DEFINED, "variable PI");
assertEvalUnresolvedException("pi();", "pi", 1, 0);
assertEval("import static java.lang.Math.*;",
added(VALID),
ste(pi, RECOVERABLE_DEFINED, VALID, false, MAIN_SNIPPET));
assertEval("Math.abs(pi() - 3.1415) < 0.001;", "true");
assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(pi, VALID, RECOVERABLE_DEFINED, false, MAIN_SNIPPET));
assertEvalUnresolvedException("pi();", "pi", 0, 1);
assertActiveKeys();
}
public void testForwardSingleImportMethodToClass1() {
Snippet a = classKey(assertEval("class A { String s = format(\"%d\", 10); }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.String.format;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("new A().s;", "\"10\"");
Snippet format = methodKey(assertEval("void format(String s, int d) { }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, MAIN_SNIPPET)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(format,
ste(format, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, format));
}
public void testForwardSingleImportMethodToClass2() {
Snippet a = classKey(assertEval("class A { String s() { return format(\"%d\", 10); } }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.String.format;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("new A().s();", "\"10\"");
Snippet format = methodKey(assertEval("void format(String s, int d) { }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(format,
ste(format, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, format));
}
public void testForwardSingleImportClassToClass1() {
Snippet a = classKey(assertEval("class A { static List<Integer> list; }",
added(RECOVERABLE_NOT_DEFINED)));
assertDeclareFail("new A();", "compiler.err.cant.resolve.location");
assertEval("import java.util.List;",
added(VALID),
ste(a, RECOVERABLE_NOT_DEFINED, VALID, true, null));
assertEval("import java.util.Arrays;", added(VALID));
assertEval("A.list = Arrays.asList(1, 2, 3);", "[1, 2, 3]");
Snippet list = classKey(assertEval("class List {}",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_NOT_DEFINED, true, null)));
assertDeclareFail("A.list = Arrays.asList(1, 2, 3);", "compiler.err.already.defined.single.import");
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_NOT_DEFINED, VALID, true, list));
}
public void testForwardSingleImportClassToClass2() {
Snippet clsA = classKey(assertEval("class A extends ArrayList<Integer> { }",
added(RECOVERABLE_NOT_DEFINED)));
assertDeclareFail("new A();", "compiler.err.cant.resolve.location");
assertEval("import java.util.ArrayList;",
added(VALID),
ste(clsA, RECOVERABLE_NOT_DEFINED, VALID, true, MAIN_SNIPPET));
Snippet vara = varKey(assertEval("A a = new A();", "[]"));
Snippet arraylist = classKey(assertEval("class ArrayList {}",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(clsA, VALID, RECOVERABLE_NOT_DEFINED, true, MAIN_SNIPPET),
ste(vara, VALID, RECOVERABLE_NOT_DEFINED, true, clsA)));
assertDeclareFail("A a = new A();", "compiler.err.cant.resolve.location",
ste(MAIN_SNIPPET, RECOVERABLE_NOT_DEFINED, REJECTED, false, null),
ste(vara, RECOVERABLE_NOT_DEFINED, OVERWRITTEN, false, MAIN_SNIPPET));
assertActiveKeys();
assertDrop(arraylist,
ste(arraylist, VALID, DROPPED, true, null),
ste(clsA, RECOVERABLE_NOT_DEFINED, VALID, true, arraylist));
}
public void testForwardImportOnDemandMethodToClass1() {
Snippet a = classKey(assertEval("class A { String s = format(\"%d\", 10); }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.String.*;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("A x = new A();");
assertEval("x.s;", "\"10\"");
Snippet format = methodKey(assertEval("void format(String s, int d) { }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(format,
ste(format, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, format));
assertEval("x.s;", "\"10\"");
}
public void testForwardImportOnDemandMethodToClass2() {
Snippet a = classKey(assertEval("class A { String s() { return format(\"%d\", 10); } }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.String.*;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("new A().s();", "\"10\"");
Snippet format = methodKey(assertEval("void format(String s, int d) { }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(format,
ste(format, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, format));
}
public void testForwardImportOnDemandClassToClass1() {
Snippet a = classKey(assertEval("class A { static List<Integer> list; }",
added(RECOVERABLE_NOT_DEFINED)));
assertDeclareFail("new A();", "compiler.err.cant.resolve.location");
assertEval("import java.util.*;",
added(VALID),
ste(a, RECOVERABLE_NOT_DEFINED, VALID, true, null));
assertEval("A.list = Arrays.asList(1, 2, 3);", "[1, 2, 3]");
Snippet list = classKey(assertEval("class List {}",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_NOT_DEFINED, true, null)));
assertDeclareFail("A.list = Arrays.asList(1, 2, 3);", "compiler.err.cant.resolve.location");
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_NOT_DEFINED, VALID, true, list));
}
public void testForwardImportOnDemandClassToClass2() {
Snippet clsA = classKey(assertEval("class A extends ArrayList<Integer> { }",
added(RECOVERABLE_NOT_DEFINED)));
assertDeclareFail("new A();", "compiler.err.cant.resolve.location");
assertEval("import java.util.*;",
added(VALID),
ste(clsA, RECOVERABLE_NOT_DEFINED, VALID, true, MAIN_SNIPPET));
Snippet vara = varKey(assertEval("A a = new A();", "[]"));
Snippet arraylist = classKey(assertEval("class ArrayList {}",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(clsA, VALID, RECOVERABLE_NOT_DEFINED, true, MAIN_SNIPPET),
ste(vara, VALID, RECOVERABLE_NOT_DEFINED, true, clsA)));
assertDeclareFail("new A();", "compiler.err.cant.resolve.location");
assertActiveKeys();
assertDrop(arraylist,
ste(arraylist, VALID, DROPPED, true, null),
ste(clsA, RECOVERABLE_NOT_DEFINED, VALID, true, arraylist),
ste(vara, RECOVERABLE_NOT_DEFINED, VALID, true, clsA));
}
public void testForwardSingleImportFieldToClass1() {
Snippet a = classKey(assertEval("class A { static double pi() { return PI; } }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.Math.PI;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("Math.abs(A.pi() - 3.1415) < 0.001;", "true");
Snippet list = varKey(assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, list));
}
public void testForwardSingleImportFieldToClass2() {
Snippet a = classKey(assertEval("class A { static double pi = PI; }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.Math.PI;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, true, null));
assertEval("Math.abs(A.pi - 3.1415) < 0.001;", "true");
Snippet list = varKey(assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, true, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, true, list));
}
public void testForwardImportOnDemandFieldToClass1() {
Snippet a = classKey(assertEval("class A { static double pi() { return PI; } }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.Math.*;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, false, null));
assertEval("Math.abs(A.pi() - 3.1415) < 0.001;", "true");
Snippet list = varKey(assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, false, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, false, list));
}
public void testForwardImportOnDemandFieldToClass2() {
Snippet a = classKey(assertEval("class A { static double pi = PI; }",
added(RECOVERABLE_DEFINED)));
assertEvalUnresolvedException("new A();", "A", 1, 0);
assertEval("import static java.lang.Math.*;",
added(VALID),
ste(a, RECOVERABLE_DEFINED, VALID, true, null));
assertEval("Math.abs(A.pi - 3.1415) < 0.001;", "true");
Snippet list = varKey(assertEval("String PI;",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
added(VALID),
ste(a, VALID, RECOVERABLE_DEFINED, true, null)));
assertEvalUnresolvedException("new A();", "A", 0, 1);
assertActiveKeys();
assertDrop(list,
ste(list, VALID, DROPPED, true, null),
ste(a, RECOVERABLE_DEFINED, VALID, true, list));
assertEval("Math.abs(A.pi - 3.1415) < 0.001;", "true");
}
}