ccaominh commented on a change in pull request #9235: Add join-related
DataSource types, and analysis functionality.
URL: https://github.com/apache/druid/pull/9235#discussion_r369817501
##########
File path:
processing/src/test/java/org/apache/druid/query/InlineDataSourceTest.java
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@@ -225,6 +225,14 @@ public void test_equals()
.verify();
}
+ @Test
+ public void test_toString_iterable()
+ {
+ // Verify that toString does not iterate the rows.
+ final String ignored = iterableDataSource.toString();
+ Assert.assertEquals(0, iterationCounter.get());
Review comment:
I tried adding `rows` to `toString` and it doesn't iterate over
`rowsIterable` (it prints an identifier for the lambda).
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