bgaborg commented on a change in pull request #2425:
URL: https://github.com/apache/hadoop/pull/2425#discussion_r528888051
##########
File path:
hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/tools/ITestMarkerTool.java
##########
@@ -259,8 +259,25 @@ public void testRunAuditWithExpectedMarkers() throws
Throwable {
AUDIT,
m(OPT_LIMIT), 0,
m(OPT_OUT), audit,
- m(OPT_MIN), expectedMarkersWithBaseDir,
- m(OPT_MAX), expectedMarkersWithBaseDir,
+ m(OPT_MIN), expectedMarkersWithBaseDir - 1,
+ m(OPT_MAX), expectedMarkersWithBaseDir + 1,
+ createdPaths.base);
+ expectMarkersInOutput(audit, expectedMarkersWithBaseDir);
+ }
+
+ @Test
+ public void testRunAuditWithExpectedMarkersSwappedMinMax() throws Throwable {
Review comment:
I wanted to ask for a test like this, but it's already here so LGTM.
##########
File path:
hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/tools/MarkerTool.java
##########
@@ -513,6 +526,11 @@ private ScanResult scan(
final DirectoryPolicy filterPolicy)
throws IOException, ExitUtil.ExitException {
+ // safety check: min and max are correctly ordered at this point.
+ Preconditions.checkArgument(minMarkerCount <= maxMarkerCount,
Review comment:
it will harm nobody, we can leave this check here.
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