Android example source code file (AidlTest.java)

This example Android source code file (AidlTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

aidlobject, aidltest, android, collect, collections, creator, exception, google, iaidltest, iinterface, list, os, override, securityexception, smalltest, string, test, testcase, testparcelable

The AidlTest.java Android example source code

/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.os;

import android.os.IInterface;
import android.os.Parcel;
import android.os.Parcelable;
import android.test.suitebuilder.annotation.SmallTest;
import com.google.android.collect.Lists;
import junit.framework.TestCase;

import java.util.List;

public class AidlTest extends TestCase {

    private IAidlTest mRemote;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        AidlObject mLocal = new AidlObject();
        mRemote = IAidlTest.Stub.asInterface(mLocal);
    }

    private static boolean check(TestParcelable p, int n, String s) {
        return p.mAnInt == n &&
                ((s == null && p.mAString == null) || s.equals(p.mAString));
    }

    public static class TestParcelable implements Parcelable {
        public int mAnInt;
        public String mAString;

        public TestParcelable() {
        }

        public TestParcelable(int i, String s) {
            mAnInt = i;
            mAString = s;
        }

        public int describeContents() {
            return 0;
        }

        public void writeToParcel(Parcel parcel, int flags) {
            parcel.writeInt(mAnInt);
            parcel.writeString(mAString);
        }

        public void readFromParcel(Parcel parcel) {
            mAnInt = parcel.readInt();
            mAString = parcel.readString();
        }

        public static final Parcelable.Creator<TestParcelable> CREATOR
                = new Parcelable.Creator<TestParcelable>() {
            public TestParcelable createFromParcel(Parcel parcel) {
                return new TestParcelable(parcel.readInt(),
                        parcel.readString());
            }

            public TestParcelable[] newArray(int size) {
                return new TestParcelable[size];
            }
        };

        public String toString() {
            return super.toString() + " {" + mAnInt + "/" + mAString + "}";
        }
    }

    private static class AidlObject extends IAidlTest.Stub {
        public IInterface queryLocalInterface(String descriptor) {
            // overriding this to return null makes asInterface always
            // generate a proxy
            return null;
        }

        public int intMethod(int a) {
            return a;
        }

        public TestParcelable parcelableIn(TestParcelable p) {
            p.mAnInt++;
            return p;
        }

        public TestParcelable parcelableOut(TestParcelable p) {
            p.mAnInt = 44;
            return p;
        }

        public TestParcelable parcelableInOut(TestParcelable p) {
            p.mAnInt++;
            return p;
        }

        public TestParcelable listParcelableLonger(List<TestParcelable> list, int index) {
            list.add(list.get(index));
            return list.get(index);
        }

        public int listParcelableShorter(List<TestParcelable> list, int index) {
            list.remove(index);
            return list.size();
        }

        public boolean[] booleanArray(boolean[] a0, boolean[] a1, boolean[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public char[] charArray(char[] a0, char[] a1, char[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public int[] intArray(int[] a0, int[] a1, int[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public long[] longArray(long[] a0, long[] a1, long[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public float[] floatArray(float[] a0, float[] a1, float[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public double[] doubleArray(double[] a0, double[] a1, double[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public String[] stringArray(String[] a0, String[] a1, String[] a2) {
            for (int i = 0; i < a0.length && i < a2.length; i++) {
                a2[i] = a0[i];
            }
            for (int i = 0; i < a0.length && i < a1.length; i++) {
                a1[i] = a0[i];
            }
            return a0;
        }

        public TestParcelable[] parcelableArray(TestParcelable[] a0,
                TestParcelable[] a1, TestParcelable[] a2) {
            return null;
        }
        
        public void voidSecurityException() {
            throw new SecurityException("gotcha!");
        }

        public int intSecurityException() {
            throw new SecurityException("gotcha!");
        }
    }

    @SmallTest
    public void testInt() throws Exception {
        int result = mRemote.intMethod(42);
        assertEquals(42, result);
    }

    @SmallTest
    public void testParcelableIn() throws Exception {
        TestParcelable arg = new TestParcelable(43, "hi");
        TestParcelable result = mRemote.parcelableIn(arg);
        assertNotSame(arg, result);

        assertEquals(43, arg.mAnInt);
        assertEquals(44, result.mAnInt);
    }

    @SmallTest
    public void testParcelableOut() throws Exception {
        TestParcelable arg = new TestParcelable(43, "hi");
        TestParcelable result = mRemote.parcelableOut(arg);
        assertNotSame(arg, result);
        assertEquals(44, arg.mAnInt);
    }

    @SmallTest
    public void testParcelableInOut() throws Exception {
        TestParcelable arg = new TestParcelable(43, "hi");
        TestParcelable result = mRemote.parcelableInOut(arg);
        assertNotSame(arg, result);
        assertEquals(44, arg.mAnInt);
    }

    @SmallTest
    public void testListParcelableLonger() throws Exception {
        List<TestParcelable> list = Lists.newArrayList();
        list.add(new TestParcelable(33, "asdf"));
        list.add(new TestParcelable(34, "jkl;"));

        TestParcelable result = mRemote.listParcelableLonger(list, 1);

//        System.out.println("result=" + result);
//        for (TestParcelable p : list) {
//            System.out.println("longer: " + p);
//        }

        assertEquals("jkl;", result.mAString);
        assertEquals(34, result.mAnInt);

        assertEquals(3, list.size());
        assertTrue("out parameter 0: " + list.get(0), check(list.get(0), 33, "asdf"));
        assertTrue("out parameter 1: " + list.get(1), check(list.get(1), 34, "jkl;"));
        assertTrue("out parameter 2: " + list.get(2), check(list.get(2), 34, "jkl;"));

        assertNotSame(list.get(1), list.get(2));
    }

    @SmallTest
    public void testListParcelableShorter() throws Exception {
        List<TestParcelable> list = Lists.newArrayList();
        list.add(new TestParcelable(33, "asdf"));
        list.add(new TestParcelable(34, "jkl;"));
        list.add(new TestParcelable(35, "qwerty"));

        int result = mRemote.listParcelableShorter(list, 2);

//        System.out.println("result=" + result);
//        for (TestParcelable p : list) {
//            System.out.println("shorter: " + p);
//        }

        assertEquals(2, result);
        assertEquals(2, list.size());
        assertTrue("out parameter 0: " + list.get(0), check(list.get(0), 33, "asdf"));
        assertTrue("out parameter 1: " + list.get(1), check(list.get(1), 34, "jkl;"));

        assertNotSame(list.get(0), list.get(1));
    }

    @SmallTest
    public void testArrays() throws Exception {
        // boolean
        boolean[] b0 = new boolean[]{true};
        boolean[] b1 = new boolean[]{false, true};
        boolean[] b2 = new boolean[]{true, false, true};
        boolean[] br = mRemote.booleanArray(b0, b1, b2);

        assertEquals(1, br.length);
        assertTrue(br[0]);

        assertTrue(b1[0]);
        assertFalse(b1[1]);

        assertTrue(b2[0]);
        assertFalse(b2[1]);
        assertTrue(b2[2]);

        // char
        char[] c0 = new char[]{'a'};
        char[] c1 = new char[]{'b', 'c'};
        char[] c2 = new char[]{'d', 'e', 'f'};
        char[] cr = mRemote.charArray(c0, c1, c2);

        assertEquals(1, cr.length);
        assertEquals('a', cr[0]);

        assertEquals('a', c1[0]);
        assertEquals('\0', c1[1]);

        assertEquals('a', c2[0]);
        assertEquals('e', c2[1]);
        assertEquals('f', c2[2]);

        // int
        int[] i0 = new int[]{34};
        int[] i1 = new int[]{38, 39};
        int[] i2 = new int[]{42, 43, 44};
        int[] ir = mRemote.intArray(i0, i1, i2);

        assertEquals(1, ir.length);
        assertEquals(34, ir[0]);

        assertEquals(34, i1[0]);
        assertEquals(0, i1[1]);

        assertEquals(34, i2[0]);
        assertEquals(43, i2[1]);
        assertEquals(44, i2[2]);

        // long
        long[] l0 = new long[]{50};
        long[] l1 = new long[]{51, 52};
        long[] l2 = new long[]{53, 54, 55};
        long[] lr = mRemote.longArray(l0, l1, l2);

        assertEquals(1, lr.length);
        assertEquals(50, lr[0]);

        assertEquals(50, l1[0]);
        assertEquals(0, l1[1]);

        assertEquals(50, l2[0]);
        assertEquals(54, l2[1]);
        assertEquals(55, l2[2]);

        // float
        float[] f0 = new float[]{90.1f};
        float[] f1 = new float[]{90.2f, 90.3f};
        float[] f2 = new float[]{90.4f, 90.5f, 90.6f};
        float[] fr = mRemote.floatArray(f0, f1, f2);

        assertEquals(1, fr.length);
        assertEquals(90.1f, fr[0]);

        assertEquals(90.1f, f1[0]);
        assertEquals(0f, f1[1], 0.0f);

        assertEquals(90.1f, f2[0]);
        assertEquals(90.5f, f2[1]);
        assertEquals(90.6f, f2[2]);

        // double
        double[] d0 = new double[]{100.1};
        double[] d1 = new double[]{100.2, 100.3};
        double[] d2 = new double[]{100.4, 100.5, 100.6};
        double[] dr = mRemote.doubleArray(d0, d1, d2);

        assertEquals(1, dr.length);
        assertEquals(100.1, dr[0]);

        assertEquals(100.1, d1[0]);
        assertEquals(0, d1[1], 0.0);

        assertEquals(100.1, d2[0]);
        assertEquals(100.5, d2[1]);
        assertEquals(100.6, d2[2]);

        // String
        String[] s0 = new String[]{"s0[0]"};
        String[] s1 = new String[]{"s1[0]", "s1[1]"};
        String[] s2 = new String[]{"s2[0]", "s2[1]", "s2[2]"};
        String[] sr = mRemote.stringArray(s0, s1, s2);

        assertEquals(1, sr.length);
        assertEquals("s0[0]", sr[0]);

        assertEquals("s0[0]", s1[0]);
        assertNull(s1[1]);

        assertEquals("s0[0]", s2[0]);
        assertEquals("s2[1]", s2[1]);
        assertEquals("s2[2]", s2[2]);
    }
    
    @SmallTest
    public void testVoidSecurityException() throws Exception {
        boolean good = false;
        try {
            mRemote.voidSecurityException();
        } catch (SecurityException e) {
            good = true;
        }
        assertEquals(good, true);
    }
    
    @SmallTest
    public void testIntSecurityException() throws Exception {
        boolean good = false;
        try {
            mRemote.intSecurityException();
        } catch (SecurityException e) {
            good = true;
        }
        assertEquals(good, true);
    }
}