Android example source code file (AtParserTest.java)

This example Android source code file (AtParserTest.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

a, android, at+aaaa, ata, atcommandresult, atparser, bar12z, bluetooth, error, exception, handlertest, integer, object, ok, override, string, util

The AtParserTest.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.bluetooth;

import android.bluetooth.AtCommandHandler;
import android.bluetooth.AtCommandResult;
import android.bluetooth.AtParser;

import java.util.*;
import junit.framework.*;

public class AtParserTest extends TestCase {

    /* An AtCommandHandler instrumented for testing purposes
     */
    private class HandlerTest extends AtCommandHandler {
        boolean mBasicCalled, mActionCalled, mReadCalled, mTestCalled, 
                mSetCalled;
        int mBasicReturn, mActionReturn, mReadReturn, mTestReturn, mSetReturn;
        Object[] mSetArgs;
        String mBasicArgs;

        HandlerTest() {
            this(AtCommandResult.ERROR, AtCommandResult.ERROR,
                 AtCommandResult.ERROR, AtCommandResult.ERROR,
                 AtCommandResult.ERROR);
        }

        HandlerTest(int a, int b, int c, int d, int e) {
            mBasicReturn = a;
            mActionReturn = b;
            mReadReturn = c;
            mSetReturn = d;
            mTestReturn = e;
            reset();
        }
        public void reset() {
            mBasicCalled = false;
            mActionCalled = false;
            mReadCalled = false;
            mSetCalled = false;
            mTestCalled = false;
            mSetArgs = null;
            mBasicArgs = null;
        }
        public boolean wasCalled() {   // helper
            return mBasicCalled || mActionCalled || mReadCalled ||
                    mTestCalled || mSetCalled;
        }
        @Override
        public AtCommandResult handleBasicCommand(String args) {
            mBasicCalled = true;
            mBasicArgs = args;
            return new AtCommandResult(mBasicReturn);
        }
        @Override
        public AtCommandResult handleActionCommand() {
            mActionCalled = true;
            return new AtCommandResult(mActionReturn);
        }
        @Override
        public AtCommandResult handleReadCommand() {
            mReadCalled = true;
            return new AtCommandResult(mReadReturn);
        }
        @Override
        public AtCommandResult handleSetCommand(Object[] args) {
            mSetCalled = true;
            mSetArgs = args;
            return new AtCommandResult(mSetReturn);
        }
        @Override
        public AtCommandResult handleTestCommand() {
            mTestCalled = true;
            return new AtCommandResult(mTestReturn);
        }
    }

    private AtParser mParser;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        mParser = new AtParser();
    }

    @Override
    protected void tearDown() throws Exception {
        super.tearDown();
    }


    /* Test that the right method is being called
     */
/*    public void testBasic1() throws Exception {
        HandlerTest D = new HandlerTest(0, 1, 1, 1, 1);
        HandlerTest A = new HandlerTest(0, 1, 1, 1, 1);
        mParser.register('D', D);
        mParser.register('A', A);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("  A T D = ? T 1 2 3  4   ").toStrings()));
        assertTrue(D.mBasicCalled);
        assertFalse(D.mActionCalled);
        assertFalse(D.mTestCalled);
        assertFalse(D.mSetCalled);
        assertFalse(D.mReadCalled);
        assertFalse(A.wasCalled());
        assertEquals("=?T1234", D.mBasicArgs);
    }
*/
    /* Test some crazy strings
     *//*
    public void testBasic2() throws Exception {
        HandlerTest A = new HandlerTest(0, 1, 1, 1, 1);
        mParser.register('A', A);

        assertTrue(Arrays.equals(
                   new String[]{},
                   mParser.process("     ").toStrings()));

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("  a T a t \"\"  1 2 3 a 4   ")
                           .toStrings()));
        assertEquals("T\"\"123A4", A.mBasicArgs);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("  a T a t  \"foo BaR12Z\" 1 2 3 a 4   ")
                           .toStrings()));
        assertEquals("T\"foo BaR12Z\"123A4", A.mBasicArgs);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("ATA\"").toStrings()));
        assertEquals("\"\"", A.mBasicArgs);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("ATA\"a").toStrings()));
        assertEquals("\"a\"", A.mBasicArgs);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("ATa\" ").toStrings()));
        assertEquals("\" \"", A.mBasicArgs);

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("ATA  \"one \" two \"t hr ee ")
                           .toStrings()));
        assertEquals("\"one \"TWO\"t hr ee \"", A.mBasicArgs);
    }*/

    /* Simple extended commands
     *//*
    public void testExt1() throws Exception {
        HandlerTest A = new HandlerTest(1, 0, 0, 0, 0);
        mParser.register("+A", A);

        assertTrue(Arrays.equals(
                   new String[]{"ERROR"},
                   mParser.process("AT+B").toStrings()));
        assertFalse(A.wasCalled());

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+A").toStrings()));
        assertTrue(A.mActionCalled);
        A.mActionCalled = false;
        assertFalse(A.wasCalled());
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+A=").toStrings()));
        assertTrue(A.mSetCalled);
        A.mSetCalled = false;
        assertFalse(A.wasCalled());
        assertEquals(1, A.mSetArgs.length);
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+A=?").toStrings()));
        assertTrue(A.mTestCalled);
        A.mTestCalled = false;
        assertFalse(A.wasCalled());
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+A?").toStrings()));
        assertTrue(A.mReadCalled);
        A.mReadCalled = false;
        assertFalse(A.wasCalled());
        A.reset();
    }
*/


    /* Test chained commands
     *//*
    public void testChain1() throws Exception {
        HandlerTest A = new HandlerTest(0, 1, 1, 1, 1);
        HandlerTest B = new HandlerTest(1, 0, 0, 0, 0);
        HandlerTest C = new HandlerTest(1, 1, 1, 1, 1);
        mParser.register('A', A);
        mParser.register("+B", B);
        mParser.register("+C", C);

        assertTrue(Arrays.equals(
                   new String[]{"ERROR"},
                   mParser.process("AT+B;+C").toStrings()));
        assertTrue(B.mActionCalled);
        assertTrue(C.mActionCalled);
        B.reset();
        C.reset();

        assertTrue(Arrays.equals(
                   new String[]{"ERROR"},
                   mParser.process("AT+C;+B").toStrings()));
        assertFalse(B.wasCalled());
        assertTrue(C.mActionCalled);
        B.reset();
        C.reset();
    }*/

    /* Test Set command
     *//*
    public void testSet1() throws Exception {
        HandlerTest A = new HandlerTest(1, 1, 1, 0, 1);
        mParser.register("+AAAA", A);
        Object[] expectedResult;

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=1").toStrings()));
        expectedResult = new Object[]{(Integer)1};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=1,2,3").toStrings()));
        expectedResult = new Object[]{(Integer)1, (Integer)2, (Integer)3};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=3,0,0,1").toStrings()));
        expectedResult = new Object[]{(Integer)3, (Integer)0, (Integer)0,
                                      (Integer)1};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=\"foo\",1,\"b,ar").toStrings()));
        expectedResult = new Object[]{"\"foo\"", 1, "\"b,ar\""};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=").toStrings()));
        expectedResult = new Object[]{""};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=,").toStrings()));
        expectedResult = new Object[]{"", ""};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=,,,").toStrings()));
        expectedResult = new Object[]{"", "", "", ""};
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("AT+AAAA=,1,,\"foo\",").toStrings()));
        expectedResult = new Object[]{"", 1, "", "\"foo\"", ""};
        assertEquals(5, A.mSetArgs.length);
        assertTrue(Arrays.equals(expectedResult, A.mSetArgs));
        A.reset();
    }*/

    /* Test repeat command "A/"
     *//*
    public void testRepeat() throws Exception {
        HandlerTest A = new HandlerTest(0, 0, 0, 0, 0);
        mParser.register('A', A);

        // Try repeated command on fresh parser
        assertTrue(Arrays.equals(
                   new String[]{},
                   mParser.process("A/").toStrings()));
        assertFalse(A.wasCalled());
        A.reset();

        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("ATA").toStrings()));
        assertTrue(A.mBasicCalled);
        assertEquals("", A.mBasicArgs);
        A.reset();

        // Now repeat the command
        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("A/").toStrings()));
        assertTrue(A.mBasicCalled);
        assertEquals("", A.mBasicArgs);
        A.reset();

        // Multiple repeats
        assertTrue(Arrays.equals(
                   new String[]{"OK"},
                   mParser.process("A/").toStrings()));
        assertTrue(A.mBasicCalled);
        assertEquals("", A.mBasicArgs);
        A.reset();

    }*/
}