rdblue commented on a change in pull request #2465:
URL: https://github.com/apache/iceberg/pull/2465#discussion_r615319518
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File path: core/src/test/java/org/apache/iceberg/TestSchemaUpdate.java
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@@ -1223,4 +1223,98 @@ public void testMoveBetweenStructsFails() {
.moveBefore("s2.x", "s1.a")
.apply());
}
+
+ @Test
+ public void testAddIdentifierField() {
+ Schema newSchema = new SchemaUpdate(SCHEMA, SCHEMA_LAST_COLUMN_ID)
+ .allowIncompatibleChanges()
+ .addIdentifierField("id")
+ .addRequiredColumn("id2", Types.StringType.get())
+ .addIdentifierField("id2")
+ .apply();
+ Assert.assertEquals(Sets.newHashSet(1, SCHEMA_LAST_COLUMN_ID + 1),
newSchema.identifierFieldIds());
+
+ AssertHelpers.assertThrows("Should fail if column with name not exist",
+ IllegalArgumentException.class,
+ "Cannot find column of the given name in existing or newly added
columns",
Review comment:
What is the given name? I think this error message should be "Cannot
find column in existing or new columns: unknown"
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