rdblue commented on a change in pull request #1140:
URL: https://github.com/apache/iceberg/pull/1140#discussion_r448692851
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File path: orc/src/test/java/org/apache/iceberg/orc/TestORCSchemaUtil.java
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@@ -209,4 +210,39 @@ public void testInvalidTypePromotions() {
ORCSchemaUtil.buildOrcProjection(evolveSchema, orcSchema);
});
}
+
+ @Test
+ public void testSkipNonIcebergColumns() {
+ TypeDescription schema = TypeDescription.createStruct();
+ TypeDescription intCol = TypeDescription.createInt();
+ intCol.setAttribute(ICEBERG_ID_ATTRIBUTE, "1");
+ TypeDescription listCol = TypeDescription
+ .createList(TypeDescription.createMap(TypeDescription.createString(),
TypeDescription.createDate()));
+ listCol.setAttribute(ICEBERG_ID_ATTRIBUTE, "2");
+ schema.addField("intCol", intCol);
+ schema.addField("listCol", listCol);
+ TypeDescription stringKey = TypeDescription.createString();
+ stringKey.setAttribute(ICEBERG_ID_ATTRIBUTE, "3");
+ TypeDescription booleanVal = TypeDescription.createBoolean();
+ booleanVal.setAttribute(ICEBERG_ID_ATTRIBUTE, "4");
+ TypeDescription mapCol = TypeDescription.createMap(stringKey, booleanVal);
+ mapCol.setAttribute(ICEBERG_ID_ATTRIBUTE, "5");
+ schema.addField("mapCol", mapCol);
+
+ Schema icebergSchema = ORCSchemaUtil.convert(schema);
+ assertEquals(2, icebergSchema.asStruct().fields().size());
Review comment:
I think this should create an Iceberg schema and assert the two are
equal (structs implement equals, so you have to check
`assertEquals(expected.asStruct(), converted.asStruct())`.
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