baksmali/src/test/java/org/jf/baksmali/ImplicitReferenceTest.java

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package org.jf.baksmali;

import org.antlr.runtime.RecognitionException;
import org.junit.Test;

import java.io.IOException;

public class ImplicitReferenceTest {
    @Test
    public void testImplicitMethodReferences() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    invoke-static {p0}, LHelloWorld;->toString()V\n" +
                "    invoke-static {p0}, LHelloWorld;->V()V\n" +
                "    invoke-static {p0}, LHelloWorld;->I()V\n" +
                "    return-void\n" +
                ".end method";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# direct methods\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                ".registers 1\n" +
                "invoke-static {p0}, toString()V\n" +
                "invoke-static {p0}, V()V\n" +
                "invoke-static {p0}, I()V\n" +
                "return-void\n" +
                ".end method\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = true;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testExplicitMethodReferences() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    invoke-static {p0}, LHelloWorld;->toString()V\n" +
                "    invoke-static {p0}, LHelloWorld;->V()V\n" +
                "    invoke-static {p0}, LHelloWorld;->I()V\n" +
                "    return-void\n" +
                ".end method";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# direct methods\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    invoke-static {p0}, LHelloWorld;->toString()V\n" +
                "    invoke-static {p0}, LHelloWorld;->V()V\n" +
                "    invoke-static {p0}, LHelloWorld;->I()V\n" +
                "    return-void\n" +
                ".end method\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = false;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testImplicitMethodLiterals() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".field public static field1:Ljava/lang/reflect/Method; = LHelloWorld;->toString()V\n" +
                ".field public static field2:Ljava/lang/reflect/Method; = LHelloWorld;->V()V\n" +
                ".field public static field3:Ljava/lang/reflect/Method; = LHelloWorld;->I()V\n" +
                ".field public static field4:Ljava/lang/Class; = I";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# static fields\n" +
                ".field public static field1:Ljava/lang/reflect/Method; = toString()V\n" +
                ".field public static field2:Ljava/lang/reflect/Method; = V()V\n" +
                ".field public static field3:Ljava/lang/reflect/Method; = I()V\n" +
                ".field public static field4:Ljava/lang/Class; = I\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = true;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testExplicitMethodLiterals() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".field public static field1:Ljava/lang/reflect/Method; = LHelloWorld;->toString()V\n" +
                ".field public static field2:Ljava/lang/reflect/Method; = LHelloWorld;->V()V\n" +
                ".field public static field3:Ljava/lang/reflect/Method; = LHelloWorld;->I()V\n" +
                ".field public static field4:Ljava/lang/Class; = I";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# static fields\n" +
                ".field public static field1:Ljava/lang/reflect/Method; = LHelloWorld;->toString()V\n" +
                ".field public static field2:Ljava/lang/reflect/Method; = LHelloWorld;->V()V\n" +
                ".field public static field3:Ljava/lang/reflect/Method; = LHelloWorld;->I()V\n" +
                ".field public static field4:Ljava/lang/Class; = I\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = false;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testImplicitFieldReferences() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    sget v0, LHelloWorld;->someField:I\n" +
                "    sget v0, LHelloWorld;->I:I\n" +
                "    sget v0, LHelloWorld;->V:I\n" +
                "    return-void\n" +
                ".end method";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# direct methods\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    sget p0, someField:I\n" +
                "    sget p0, I:I\n" +
                "    sget p0, V:I\n" +
                "    return-void\n" +
                ".end method\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = true;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testExplicitFieldReferences() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    sget v0, LHelloWorld;->someField:I\n" +
                "    sget v0, LHelloWorld;->I:I\n" +
                "    sget v0, LHelloWorld;->V:I\n" +
                "    return-void\n" +
                ".end method";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# direct methods\n" +
                ".method public static main([Ljava/lang/String;)V\n" +
                "    .registers 1\n" +
                "    sget p0, LHelloWorld;->someField:I\n" +
                "    sget p0, LHelloWorld;->I:I\n" +
                "    sget p0, LHelloWorld;->V:I\n" +
                "    return-void\n" +
                ".end method\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = false;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testImplicitFieldLiterals() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".field public static field1:Ljava/lang/reflect/Field; = LHelloWorld;->someField:I\n" +
                ".field public static field2:Ljava/lang/reflect/Field; = LHelloWorld;->V:I\n" +
                ".field public static field3:Ljava/lang/reflect/Field; = LHelloWorld;->I:I";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# static fields\n" +
                ".field public static field1:Ljava/lang/reflect/Field; = someField:I\n" +
                ".field public static field2:Ljava/lang/reflect/Field; = V:I\n" +
                ".field public static field3:Ljava/lang/reflect/Field; = I:I\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = true;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

    @Test
    public void testExplicitFieldLiterals() throws IOException, RecognitionException {
        String source = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                ".field public static field1:Ljava/lang/reflect/Field; = LHelloWorld;->someField:I\n" +
                ".field public static field2:Ljava/lang/reflect/Field; = LHelloWorld;->V:I\n" +
                ".field public static field3:Ljava/lang/reflect/Field; = LHelloWorld;->I:I";

        String expected = "" +
                ".class public LHelloWorld;\n" +
                ".super Ljava/lang/Object;\n" +
                "# static fields\n" +
                ".field public static field1:Ljava/lang/reflect/Field; = LHelloWorld;->someField:I\n" +
                ".field public static field2:Ljava/lang/reflect/Field; = LHelloWorld;->V:I\n" +
                ".field public static field3:Ljava/lang/reflect/Field; = LHelloWorld;->I:I\n";

        baksmaliOptions options = new baksmaliOptions();
        options.useImplicitReferences = false;

        BaksmaliTestUtils.assertSmaliCompiledEquals(source, expected, options);
    }

}