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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.alm.client;
import com.tngtech.java.junit.dataprovider.DataProvider;
import com.tngtech.java.junit.dataprovider.DataProviderRunner;
import com.tngtech.java.junit.dataprovider.UseDataProvider;
import java.util.Date;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.kohsuke.github.GHRateLimit;
import org.slf4j.event.Level;
import org.sonar.api.testfixtures.log.LogTester;
import static java.lang.String.format;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.sonar.alm.client.RatioBasedRateLimitChecker.RATE_RATIO_EXCEEDED_MESSAGE;
@RunWith(DataProviderRunner.class)
public class RatioBasedRateLimitCheckerTest {
@Rule
public LogTester logTester = new LogTester();
private static final long MILLIS_BEFORE_RESET = 100L;
public static final int TIME_UNTIL_RESET = 2;
RatioBasedRateLimitChecker ratioBasedRateLimitChecker = new RatioBasedRateLimitChecker();
@DataProvider
public static Object[][] rates() {
return new Object[][] {
{10000, 100000, false},
{10000, 10000, false},
{10000, 9999, false},
{10000, 9900, false},
{10000, 1001, false},
{10000, 1000, true},
{10000, 500, true},
{10000, 0, true},
};
}
@Test
@UseDataProvider("rates")
public void checkRateLimit(int limit, int remaining, boolean rateLimitShouldBeExceeded) throws InterruptedException {
GHRateLimit.Record ghRateLimitRecord = mock();
when(ghRateLimitRecord.getLimit()).thenReturn(limit);
when(ghRateLimitRecord.getRemaining()).thenReturn(remaining);
when(ghRateLimitRecord.getResetDate()).thenReturn(new Date(System.currentTimeMillis() + MILLIS_BEFORE_RESET));
when(ghRateLimitRecord.getResetEpochSeconds()).thenReturn(System.currentTimeMillis() / 1000 + TIME_UNTIL_RESET);
long start = System.currentTimeMillis();
boolean result = ratioBasedRateLimitChecker.checkRateLimit(ghRateLimitRecord, 0);
long stop = System.currentTimeMillis();
long totalTime = stop - start;
if (rateLimitShouldBeExceeded) {
assertThat(result).isTrue();
assertThat(stop).isGreaterThanOrEqualTo(ghRateLimitRecord.getResetEpochSeconds());
assertThat(logTester.logs(Level.WARN)).contains(
format(RATE_RATIO_EXCEEDED_MESSAGE.replaceAll("\\{\\}", "%s"), limit - remaining, limit));
} else {
assertThat(result).isFalse();
assertThat(totalTime).isLessThan(MILLIS_BEFORE_RESET);
assertThat(logTester.logs(Level.WARN)).isEmpty();
}
}
}
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