test/langtools/jdk/jshell/IgnoreTest.java

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/*
 * @test
 * @bug 8129559 8246353 8247456
 * @summary Test the ignoring of comments and certain modifiers
 * @build KullaTesting TestingInputStream
 * @run testng IgnoreTest
 */

import org.testng.annotations.Test;

import jdk.jshell.MethodSnippet;
import jdk.jshell.TypeDeclSnippet;
import jdk.jshell.VarSnippet;
import static jdk.jshell.Snippet.Status.VALID;
import static jdk.jshell.Snippet.SubKind.*;

@Test
public class IgnoreTest extends KullaTesting {

    public void testComment() {
        assertVarKeyMatch("//t1\n int//t2\n x//t3\n =//t4\n 12//t5\n ;//t6\n",
                true, "x", VAR_DECLARATION_WITH_INITIALIZER_SUBKIND, "int", added(VALID));
        assertVarKeyMatch("//t1\n int//t2\n y//t3\n =//t4\n 12//t5\n ;//t6",
                true, "y", VAR_DECLARATION_WITH_INITIALIZER_SUBKIND, "int", added(VALID));
        assertDeclarationKeyMatch("       //t0\n" +
                        "       int//t0\n" +
                        "       f//t0\n" +
                        "       (//t0\n" +
                        "       int x//t1\n" +
                        "       ) {//t2\n" +
                        "       return x+//t3\n" +
                        "       x//t4\n" +
                        "       ;//t5\n" +
                        "       }//t6",
                false, "f", METHOD_SUBKIND, added(VALID));
    }

    public void testVarModifier() {
        VarSnippet x1 = varKey(assertEval("public int x1;"));
        assertVariableDeclSnippet(x1, "x1", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x2 = varKey(assertEval("protected int x2;"));
        assertVariableDeclSnippet(x2, "x2", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x3 = varKey(assertEval("private int x3;"));
        assertVariableDeclSnippet(x3, "x3", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x4 = varKey(assertEval("static int x4;"));
        assertVariableDeclSnippet(x4, "x4", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x5 = varKey(assertEval("final int x5;"));
        assertVariableDeclSnippet(x5, "x5", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
    }

    public void testVarModifierAnnotation() {
        assertEval("@interface A { int value() default 0; }");
        VarSnippet x1 = varKey(assertEval("@A public int x1;"));
        assertVariableDeclSnippet(x1, "x1", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x2 = varKey(assertEval("@A(14) protected int x2;"));
        assertVariableDeclSnippet(x2, "x2", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x3 = varKey(assertEval("@A(value=111)private int x3;"));
        assertVariableDeclSnippet(x3, "x3", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x4 = varKey(assertEval("@A static int x4;"));
        assertVariableDeclSnippet(x4, "x4", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x5 = varKey(assertEval("@A(1111) final int x5;"));
        assertVariableDeclSnippet(x5, "x5", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
    }

    public void testVarModifierOtherModifier() {
        VarSnippet x1 = varKey(assertEval("volatile public int x1;"));
        assertVariableDeclSnippet(x1, "x1", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x2 = varKey(assertEval("transient protected int x2;"));
        assertVariableDeclSnippet(x2, "x2", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x3 = varKey(assertEval("transient private int x3;"));
        assertVariableDeclSnippet(x3, "x3", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x4 = varKey(assertEval("volatile static int x4;"));
        assertVariableDeclSnippet(x4, "x4", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
        VarSnippet x5 = varKey(assertEval("transient final int x5;"));
        assertVariableDeclSnippet(x5, "x5", "int", VALID, VAR_DECLARATION_SUBKIND, 0, 0);
    }

    public void testMisplacedIgnoredModifier() {
        assertEvalFail("int public y;");
        assertEvalFail("String private x;");
        assertEvalFail("(protected 34);");
    }

    public void testMethodModifier() {
        MethodSnippet m4 = methodKey(assertEval("static void m4() {}"));
        assertMethodDeclSnippet(m4, "m4", "()void", VALID, 0, 0);
        MethodSnippet m5 = methodKey(assertEval("final void m5() {}"));
        assertMethodDeclSnippet(m5, "m5", "()void", VALID, 0, 0);
    }

    public void testMethodModifierAnnotation() {
        assertEval("@interface A { int value() default 0; }");
        MethodSnippet m4 = methodKey(assertEval("@A static void m4() {}"));
        assertMethodDeclSnippet(m4, "m4", "()void", VALID, 0, 0);
        MethodSnippet m5 = methodKey(assertEval("@A(value=66)final void m5() {}"));
        assertMethodDeclSnippet(m5, "m5", "()void", VALID, 0, 0);
    }

    public void testClassModifier() {
        TypeDeclSnippet c4 = classKey(assertEval("static class C4 {}"));
        assertTypeDeclSnippet(c4, "C4", VALID, CLASS_SUBKIND, 0, 0);
        TypeDeclSnippet c5 = classKey(assertEval("final class C5 {}"));
        assertTypeDeclSnippet(c5, "C5", VALID, CLASS_SUBKIND, 0, 0);
    }

    public void testInsideModifier() {
        assertEval("import static java.lang.reflect.Modifier.*;");
        assertEval("class C {"
                + "public int z;"
                + "final int f = 3;"
                + "protected int a;"
                + "private void m() {}"
                + "static void b() {}"
                + "}");
        assertEval("C.class.getDeclaredField(\"z\").getModifiers() == PUBLIC;", "true");
        assertEval("C.class.getDeclaredField(\"f\").getModifiers() == FINAL;", "true");
        assertEval("C.class.getDeclaredField(\"a\").getModifiers() == PROTECTED;", "true");
        assertEval("C.class.getDeclaredMethod(\"m\").getModifiers() == PRIVATE;", "true");
        assertEval("C.class.getDeclaredMethod(\"b\").getModifiers() == STATIC;", "true");
    }
}