/*
* Copyright (C) 2011 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.content.pm;
import android.os.Parcel;
import java.util.Random;
public class VerifierDeviceIdentityTest extends android.test.AndroidTestCase {
private static final long TEST_1 = 0x7A5F00FF5A55AAA5L;
private static final String TEST_1_ENCODED = "HUXY-A75N-FLKV-F";
private static final String TEST_1_ENCODED_LOWERCASE = "huxy-a75n-flkv-f";
private static final long TEST_2 = 0x5A05FF5A05F0A555L;
private static final long TEST_MAXVALUE = Long.MAX_VALUE;
private static final String TEST_MAXVALUE_ENCODED = "H777-7777-7777-7";
private static final long TEST_MINVALUE = Long.MIN_VALUE;
private static final String TEST_MINVALUE_ENCODED = "IAAA-AAAA-AAAA-A";
private static final long TEST_ZERO = 0L;
private static final String TEST_ZERO_ENCODED = "AAAA-AAAA-AAAA-A";
private static final long TEST_NEGONE = -1L;
private static final String TEST_NEGONE_ENCODED = "P777-7777-7777-7";
private static final String TEST_OVERFLOW_ENCODED = "QAAA-AAAA-AAAA-A";
private static final String TEST_SUBSTITUTION_CORRECTED = "OIIO-IIOO-IOOI-I";
private static final String TEST_SUBSTITUTION_UNCORRECTED = "0110-1100-1001-1";
public void testVerifierDeviceIdentity_Equals_Success() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
VerifierDeviceIdentity id2 = new VerifierDeviceIdentity(TEST_1);
assertTrue("The two VerifierDeviceIdentity instances should be equal", id1.equals(id2));
}
public void testVerifierDeviceIdentity_Equals_Failure() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
VerifierDeviceIdentity id2 = new VerifierDeviceIdentity(TEST_2);
assertFalse("The two VerifierDeviceIdentity instances should be unique", id1.equals(id2));
}
public void testVerifierDeviceIdentity_HashCode() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
assertEquals("The VerifierDeviceIdentity should have the same hashcode as its identity",
(int) TEST_1, id1.hashCode());
}
public void testVerifierDeviceIdentity_ToString_Success() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
assertEquals("The identity should encode correctly to the expected Base 32 string",
TEST_1_ENCODED, id1.toString());
}
public void testVerifierDeviceIdentity_ToString_Largest() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_MAXVALUE);
assertEquals("The identity should encode correctly to the expected Base 32 string",
TEST_MAXVALUE_ENCODED, id1.toString());
}
public void testVerifierDeviceIdentity_ToString_Zero() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_ZERO);
assertEquals("The identity should encode correctly to the expected Base 32 string",
TEST_ZERO_ENCODED, id1.toString());
}
public void testVerifierDeviceIdentity_ToString_NegOne() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_NEGONE);
assertEquals("The identity should encode correctly to the expected Base 32 string",
TEST_NEGONE_ENCODED, id1.toString());
}
public void testVerifierDeviceIdentity_ToString_MinValue() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_MINVALUE);
assertEquals("The identity should encode correctly to the expected Base 32 string",
TEST_MINVALUE_ENCODED, id1.toString());
}
public void testVerifierDeviceIdentity_Parcel_ReadNegative() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_MINVALUE);
Parcel parcel = Parcel.obtain();
parcel.writeLong(TEST_MINVALUE);
parcel.setDataPosition(0);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.CREATOR.createFromParcel(parcel);
assertEquals("Parcel created should match expected value", id1, id2);
}
public void testVerifierDeviceIdentity_Parcel_Read_Pass() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
Parcel parcel = Parcel.obtain();
id1.writeToParcel(parcel, 0);
parcel.setDataPosition(0);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.CREATOR.createFromParcel(parcel);
assertEquals("Original identity and parceled identity should be the same", id1, id2);
}
@SuppressWarnings("serial")
private static class MockRandom extends Random {
private long mNextLong;
public MockRandom() {
}
public void setNextLong(long nextLong) {
mNextLong = nextLong;
}
@Override
public long nextLong() {
return mNextLong;
}
}
public void testVerifierDeviceIdentity_Generate_MinValue() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_MINVALUE);
MockRandom random = new MockRandom();
random.setNextLong(Long.MIN_VALUE);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.generate(random);
assertEquals("Identity created from Long.MIN_VALUE and one created from return from RNG"
+ " should be the same", id1, id2);
}
public void testVerifierDeviceIdentity_Generate_Random() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
MockRandom random = new MockRandom();
random.setNextLong(TEST_1);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.generate(random);
assertEquals("Identity should end up being same when coming from RNG", id1, id2);
}
public void testVerifierDeviceIdentity_Parse_Normal() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.parse(TEST_1_ENCODED);
assertEquals("Parsed device identity should have the same value as original identity",
id1, id2);
}
public void testVerifierDeviceIdentity_Parse_MaxValue() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_MAXVALUE);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.parse(TEST_MAXVALUE_ENCODED);
assertEquals("Original max value and parsed max value should be equal", id1, id2);
}
public void testVerifierDeviceIdentity_Parse_TooShort() {
try {
VerifierDeviceIdentity.parse("AAAA-AAAA-AAAA-");
fail("Parsing should fail when device identifier is too short");
} catch (IllegalArgumentException e) {
// success
}
}
public void testVerifierDeviceIdentity_Parse_WayTooShort() {
try {
VerifierDeviceIdentity.parse("----------------");
fail("Parsing should fail when device identifier is too short");
} catch (IllegalArgumentException e) {
// success
}
}
public void testVerifierDeviceIdentity_Parse_TooLong() {
try {
VerifierDeviceIdentity.parse("AAAA-AAAA-AAAA-AA");
fail("Parsing should fail when device identifier is too long");
} catch (IllegalArgumentException e) {
// success
}
}
public void testVerifierDeviceIdentity_Parse_Overflow() {
try {
VerifierDeviceIdentity.parse(TEST_OVERFLOW_ENCODED);
fail("Parsing should fail when the value will overflow");
} catch (IllegalArgumentException e) {
// success
}
}
public void testVerifierDeviceIdentity_Parse_SquashToUppercase() {
VerifierDeviceIdentity id1 = new VerifierDeviceIdentity(TEST_1);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.parse(TEST_1_ENCODED_LOWERCASE);
assertEquals("Lowercase should parse to be the same as uppercase", id1, id2);
assertEquals("Substituted identity should render to the same string",
id1.toString(), id2.toString());
}
public void testVerifierDeviceIdentity_Parse_1I_And_0O_Substitution() {
VerifierDeviceIdentity id1 = VerifierDeviceIdentity.parse(TEST_SUBSTITUTION_CORRECTED);
VerifierDeviceIdentity id2 = VerifierDeviceIdentity.parse(TEST_SUBSTITUTION_UNCORRECTED);
assertEquals("Substitution should replace 0 with O and 1 with I", id1, id2);
assertEquals("Substituted identity should render to the same string",
id1.toString(), id2.toString());
}
}