lhotari commented on a change in pull request #14815:
URL: https://github.com/apache/pulsar/pull/14815#discussion_r834550623
##########
File path:
pulsar-metadata/src/test/java/org/apache/pulsar/metadata/BaseMetadataStoreTest.java
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@@ -103,4 +105,35 @@ static void assertException(CompletionException e,
Class<?> clazz) {
static void assertException(Throwable t, Class<?> clazz) {
assertTrue(clazz.isInstance(t), String.format("Exception %s is not of
type %s", t.getClass(), clazz));
}
+
+ public static void assertEqualsAndRetry(Supplier<Object> actual,
+ Object expected,
+ Object expectedAndRetry) throws
Exception {
+ assertEqualsAndRetry(actual, expected, expectedAndRetry, 5, 100);
+ }
+
+ public static void assertEqualsAndRetry(Supplier<Object> actual,
+ Object expected,
+ Object expectedAndRetry,
+ int retryCount,
+ long intSleepTimeInMillis) throws
Exception {
+ assertTrue(retryStrategically((__) -> {
+ if (actual.get().equals(expectedAndRetry)) {
+ return false;
+ }
+ assertEquals(actual.get(), expected);
+ return true;
+ }, retryCount, intSleepTimeInMillis));
+ }
+
+ public static boolean retryStrategically(Predicate<Void> predicate, int
retryCount, long intSleepTimeInMillis)
+ throws Exception {
+ for (int i = 0; i < retryCount; i++) {
+ if (predicate.test(null)) {
+ return true;
+ }
+ Thread.sleep(intSleepTimeInMillis + (intSleepTimeInMillis * i));
+ }
+ return false;
+ }
}
Review comment:
Please don't expand the usage of these methods.
Awaitability should be used instead of this approach.
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