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Remove test with randomized input

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This commit is contained in:
cketti 2016-01-07 00:24:03 +01:00
parent e1ca89bd5d
commit 10e8f7e0dd
1 changed files with 3 additions and 67 deletions
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70
k9mail/src/test/java/com/fsck/k9/controller/UidReverseComparatorTest.java
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@ -1,36 +1,26 @@
package com.fsck.k9.controller;
import java.util.Arrays;
import java.util.Random;
import android.support.annotation.NonNull;
import com.fsck.k9.controller.MessagingController.UidReverseComparator;
import com.fsck.k9.mail.Message;
import org.hamcrest.Matcher;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import org.mockito.verification.VerificationMode;
import static org.junit.Assert.*;
import static org.mockito.Mockito.atLeastOnce;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@SuppressWarnings("ConstantConditions")
public class UidReverseComparatorTest {
private UidReverseComparator comparator;
private Random random;
@Before
public void onBefore() {
comparator = new UidReverseComparator();
random = new Random();
}
@Test
@ -73,64 +63,10 @@ public class UidReverseComparatorTest {
assertEquals("result must be 1 when right message has larger uid than left message", 1, result);
}
@Test
public void testRandomCompare() throws Exception {
Message[] msgs = new Message[500];
for (int i = 1; i < msgs.length; i++) {
if (random.nextInt(10) < 2) {
msgs[i] = null;
continue;
}
if (random.nextInt(10) < 2) {
Message numberFormatExceptionMessage = mock(Message.class);
when(numberFormatExceptionMessage.getUid()).thenReturn("xyz" + i);
msgs[i] = numberFormatExceptionMessage;
continue;
}
int uid = random.nextInt(200) -100;
msgs[i] = mockMessage(uid);
}
Arrays.sort(msgs, comparator);
// all objects which are null or unparsable must appear in a contiguous segment at the end
boolean isNullRange = false;
for (int i = 1; i < msgs.length; i++) {
if (msgs[i] == null) {
isNullRange = true;
continue;
}
verify(msgs[i], atLeastOnce()).getUid();
if (!isIntParseable(msgs[i].getUid())) {
isNullRange = true;
continue;
}
assertFalse(isNullRange);
int id1 = Integer.parseInt(msgs[i-1].getUid());
int id2 = Integer.parseInt(msgs[i].getUid());
assertTrue(id1 >= id2);
}
}
private static boolean isIntParseable(String str) {
try {
// noinspection ResultOfMethodCallIgnored
Integer.parseInt(str);
return true;
} catch (NullPointerException | NumberFormatException e) {
return false;
}
}
@NonNull
private static Message mockMessage(int uid1) {
Message msg1 = mock(Message.class);
when(msg1.getUid()).thenReturn(Integer.toString(uid1));
return msg1;
}
}
}