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YARN-9356. Add more tests to ratio method in TestResourceCalculator. Contributed by Zoltan Siegl

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This commit is contained in:
Szilard Nemeth 2019-10-09 13:09:09 +02:00
parent be901f4962
commit 35f093f5b3
1 changed files with 44 additions and 3 deletions
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47
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/util/resource/TestResourceCalculator.java
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@ -36,6 +36,8 @@
@RunWith(Parameterized.class)
public class TestResourceCalculator {
private static final String EXTRA_RESOURCE_NAME = "test";
private final ResourceCalculator resourceCalculator;
@Parameterized.Parameters(name = "{0}")
@ -55,7 +57,7 @@ public void setupNoExtraResource() {
private static void setupExtraResource() {
Configuration conf = new Configuration();
conf.set(YarnConfiguration.RESOURCE_TYPES, "test");
conf.set(YarnConfiguration.RESOURCE_TYPES, EXTRA_RESOURCE_NAME);
ResourceUtils.resetResourceTypes(conf);
}
@ -97,10 +99,10 @@ private Resource newResource(long memory, int cpu) {
return res;
}
private Resource newResource(long memory, int cpu, int test) {
private Resource newResource(long memory, int cpu, int extraResource) {
Resource res = newResource(memory, cpu);
res.setResourceValue("test", test);
res.setResourceValue(EXTRA_RESOURCE_NAME, extraResource);
return res;
}
@ -548,4 +550,43 @@ public void testFitsInDiagnosticsCollector() {
newResource(1, 1)));
}
}
@Test
public void testRatioWithNoExtraResource() {
//setup
Resource resource1 = newResource(1, 1);
Resource resource2 = newResource(2, 1);
//act
float ratio = resourceCalculator.ratio(resource1, resource2);
//assert
if (resourceCalculator instanceof DefaultResourceCalculator) {
double ratioOfMemories = 0.5;
assertEquals(ratioOfMemories, ratio, 0.00001);
} else if (resourceCalculator instanceof DominantResourceCalculator) {
double ratioOfCPUs = 1.0;
assertEquals(ratioOfCPUs, ratio, 0.00001);
}
}
@Test
public void testRatioWithExtraResource() {
//setup
setupExtraResource();
Resource resource1 = newResource(1, 1, 2);
Resource resource2 = newResource(2, 1, 1);
//act
float ratio = resourceCalculator.ratio(resource1, resource2);
//assert
if (resourceCalculator instanceof DefaultResourceCalculator) {
double ratioOfMemories = 0.5;
assertEquals(ratioOfMemories, ratio, 0.00001);
} else if (resourceCalculator instanceof DominantResourceCalculator) {
double ratioOfExtraResources = 2.0;
assertEquals(ratioOfExtraResources, ratio, 0.00001);
}
}
}