/*

 * 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.

 */

import javax.tools.Diagnostic;

import jdk.jshell.VarSnippet;

import static jdk.jshell.Snippet.Status.VALID;

import static jdk.jshell.Snippet.SubKind.*;

    public void classesDeclaration() {

        assertEval("interface A { }");

        assertEval("class B implements A { }");

        assertEval("interface C extends A { }");

        assertEval("enum D implements C { }");

        assertEval("@interface E { }");

        assertClasses(

                clazz(KullaTesting.ClassType.INTERFACE, "A"),

                clazz(KullaTesting.ClassType.CLASS, "B"),

                clazz(KullaTesting.ClassType.INTERFACE, "C"),

                clazz(KullaTesting.ClassType.ENUM, "D"),

                clazz(KullaTesting.ClassType.ANNOTATION, "E"));

        assertActiveKeys();

    }

    public void interfaceTest() {

        String interfaceSource

                = "interface A {\n"

                + "   default int defaultMethod() { return 1; }\n"

                + "   static int staticMethod() { return 2; }\n"

                + "   int method();\n"

                + "   class Inner1 {}\n"

                + "   static class Inner2 {}\n"

                + "}";

        assertEval(interfaceSource);

        assertEval("A.staticMethod();", "2");

        String classSource

                = "class B implements A {\n"

                + "   public int method() { return 3; }\n"

                + "}";

        assertEval(classSource);

        assertEval("B b = new B();");

        assertEval("b.defaultMethod();", "1");

        assertDeclareFail("B.staticMethod();",

                new ExpectedDiagnostic("compiler.err.cant.resolve.location.args", 0, 14, 1, -1, -1, Diagnostic.Kind.ERROR));

        assertEval("b.method();", "3");

        assertEval("new A.Inner1();");

        assertEval("new A.Inner2();");

        assertEval("new B.Inner1();");

        assertEval("new B.Inner2();");

    }

    public void variables() {

        VarSnippet snx = varKey(assertEval("int x = 10;"));

        VarSnippet sny = varKey(assertEval("String y = \"hi\";"));

        VarSnippet snz = varKey(assertEval("long z;"));

        assertVariables(variable("int", "x"), variable("String", "y"), variable("long", "z"));

        assertVarValue(snx, "10");

        assertVarValue(sny, "\"hi\"");

        assertVarValue(snz, "0");

        assertActiveKeys();

    }

    public void methodOverload() {

        assertEval("int m() { return 1; }");

        assertEval("int m(int x) { return 2; }");

        assertEval("int m(String s) { return 3; }");

        assertEval("int m(int x, int y) { return 4; }");

        assertEval("int m(int x, String z) { return 5; }");

        assertEval("int m(int x, String z, long g) { return 6; }");

        assertMethods(

                method("()int", "m"),

                method("(int)int", "m"),

                method("(String)int", "m"),

                method("(int,int)int", "m"),

                method("(int,String)int", "m"),

                method("(int,String,long)int", "m")

        );

        assertEval("m();", "1");

        assertEval("m(3);", "2");

        assertEval("m(\"hi\");", "3");

        assertEval("m(7, 8);", "4");

        assertEval("m(7, \"eight\");", "5");

        assertEval("m(7, \"eight\", 9L);", "6");

        assertActiveKeys();

    }

    public void testExprSanity() {

        assertEval("int x = 3;", "3");

        assertEval("int y = 4;", "4");

        assertEval("x + y;", "7");

        assertActiveKeys();

    }

    public void testImportOnDemand() {

        assertImportKeyMatch("import java.util.*;", "java.util.*", TYPE_IMPORT_ON_DEMAND_SUBKIND, added(VALID));

        assertEval("List<Integer> list = new ArrayList<>();");

        assertEval("list.add(45);");

        assertEval("list.size();", "1");

    }

}