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Add missing test for using subcollection in union stage #8032

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Add missing test for using subcollection in union stage #8032

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f5127a7
add missing test for using subcollection in union stage
cherylEnkidu Apr 10, 2026
dcaec89
Merge branch 'main' into cheryl/addmissingtest
cherylEnkidu Apr 10, 2026
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16 changes: 16 additions & 0 deletions ...e-firestore/src/androidTest/java/com/google/firebase/firestore/SubqueryIntegrationTest.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -895,4 +895,20 @@ class SubqueryIntegrationTest {
"This pipeline was created without a database (e.g., as a subcollection pipeline) and cannot be executed directly. It can only be used as part of another pipeline."
)
}

@Test
fun testUnionWithSubqueryExecutionThrows() {
val exception =
org.junit.Assert.assertThrows(RuntimeException::class.java) {
waitFor(
db
.pipeline()
.collection(collection.path)
.union(PipelineSource.subcollection("subcollection"))
.execute()
)
}

assertThat(exception.cause).isNotNull()
}
}
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