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Fixed a test case 

Fixed test case: testShouldThrowOverflowException()
This commit is contained in:
Fabio Lima 2020-02-24 02:30:07 -03:00
parent 7a0fd0db7a
commit da8061af21
1 changed files with 13 additions and 7 deletions
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16
src/test/java/com/github/f4b6a3/ulid/guid/GuidCreatorTest.java
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@ -13,7 +13,7 @@ import static org.junit.Assert.*;
public class GuidCreatorTest {
private static final long DEFAULT_LOOP_MAX = 1_000_000;
private static final long DEFAULT_LOOP_MAX = 1_048_576; // 2^20
private static final long TIMESTAMP = System.currentTimeMillis();
@ -106,7 +106,7 @@ public class GuidCreatorTest {
assertEquals(String.format("The MSB should be iqual to %s.", expected), expected, randomMsb);
}
@Test(expected = UlidCreatorException.class)
@Test
public void testShouldThrowOverflowException() {
long startLow = RANDOM.nextInt() + DEFAULT_LOOP_MAX;
@ -119,17 +119,23 @@ public class GuidCreatorTest {
creator.withTimestampStrategy(new FixedTimestampStretegy(TIMESTAMP));
UUID uuid = new UUID(0, 0);
for (int i = 0; i < DEFAULT_LOOP_MAX; i++) {
for (int i = 0; i < DEFAULT_LOOP_MAX - 1; i++) {
uuid = creator.create();
}
long expectedLsb = startLow - 1;
long randomLsb = uuid.getLeastSignificantBits();
assertEquals(String.format("The LSB should be iqual to %s.", startLow), startLow, randomLsb);
assertEquals(String.format("The LSB should be iqual to %s.", expectedLsb), expectedLsb, randomLsb);
long expectedMsb = startHigh - 1;
long randomMsb = (short) (uuid.getMostSignificantBits());
assertEquals(String.format("The MSB should be iqual to %s.", startHigh), startHigh, randomMsb);
assertEquals(String.format("The MSB should be iqual to %s.", expectedMsb), expectedMsb, randomMsb);
try {
creator.create();
fail("It should throw an overflow exception.");
} catch (UlidCreatorException e) {
// Success
}
}
}