Add Delta Lake to Iceberg Yaml blueprint IT

.github/trigger_files/beam_PostCommit_Yaml_Xlang_Direct.json

@@ -1,4 +1,4 @@
 {
   "comment": "Modify this file in a trivial way to cause this test suite to run",
-  "revision": 7
+  "revision": 8
 }

.github/workflows/beam_PostCommit_Yaml_Xlang_Direct.yml

@@ -56,12 +56,12 @@ jobs:
       (github.event_name == 'schedule' && github.repository == 'apache/beam')
     runs-on: [self-hosted, ubuntu-24.04, main]
     timeout-minutes: 180
-    name: ${{ matrix.job_name }} (${{ matrix.job_phrase }})
+    name: ${{ matrix.job_name }} (${{ matrix.job_phrase }} ${{ matrix.test_set }})
     strategy:
       matrix:
         job_name: ["beam_PostCommit_Yaml_Xlang_Direct"]
         job_phrase: ["Run Yaml_Xlang_Direct PostCommit"]
-        test_set: ["data", "databases", "messaging"]
+        test_set: ["data", "databases", "messaging", "blueprints"]
     steps:
       - uses: actions/checkout@v7
         with:

sdks/python/apache_beam/yaml/extended_tests/blueprints/delta_lake_to_iceberg.yaml

@@ -0,0 +1,71 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+fixtures:
+  - name: DELTA_TABLE
+    type: "apache_beam.yaml.integration_tests.temp_delta_table"
+  - name: ICEBERG_FIXTURE
+    type: "apache_beam.yaml.integration_tests.temp_iceberg_table_with_pk"
+    config:
+      table_data:
+        name: "delta_lake_migration"
+        schema:
+          type: "struct"
+          schema-id: 0
+          fields:
+            - { id: 1, name: "name", required: true, type: "string" }
+          identifier-field-ids: [1]
+
+pipelines:
+  # Pipeline 1: Read from Delta Lake and write to Iceberg
+  - pipeline:
+      type: chain
+      transforms:
+        - type: ReadFromDelta
+          config:
+            table: "{DELTA_TABLE}"
+        - type: WriteToIceberg
+          config:
+            table: "{ICEBERG_FIXTURE[table]}"
+            catalog_name: rest_catalog
+            catalog_properties:
+              type: rest
+              uri: "{ICEBERG_FIXTURE[api_url]}"
+    options:
+      project: "apache-beam-testing"
+      temp_location: "{ICEBERG_FIXTURE[temp_dir]}"
+
+  # Pipeline 2: Read from Iceberg and verify content
+  - pipeline:
+      type: chain
+      transforms:
+        - type: ReadFromIceberg
+          config:
+            table: "{ICEBERG_FIXTURE[table]}"
+            catalog_name: rest_catalog
+            catalog_properties:
+              type: rest
+              uri: "{ICEBERG_FIXTURE[api_url]}"
+        - type: AssertEqual
+          config:
+            elements:
+              - {name: "a"}
+              - {name: "b"}
+              - {name: "c"}
+    options:
+      project: "apache-beam-testing"
+      temp_location: "{ICEBERG_FIXTURE[temp_dir]}"

sdks/python/build.gradle

@@ -174,7 +174,7 @@ tasks.register("postCommitYamlIntegrationTests") {
   dependsOn ":sdks:java:io:debezium:expansion-service:shadowJar"
 
   doLast {
-    def testSetInput = project.findProperty('yamlTestSet') ?: 'data,databases,messaging'
+    def testSetInput = project.findProperty('yamlTestSet') ?: 'data,databases,messaging,blueprints'
     def testSetsToRun = testSetInput.tokenize(',').collect { it.trim() }.findAll { !it.isEmpty() }
     testSetsToRun.each { currentTestSet ->
       def test_files_dir
@@ -189,8 +189,11 @@ tasks.register("postCommitYamlIntegrationTests") {
         case 'messaging':
           test_files_dir = 'extended_tests/messaging'
           break
+        case 'blueprints':
+          test_files_dir = 'extended_tests/blueprints'
+          break
         default:
-          throw StopExecutionException("Unknown yamlTestSet: ${currentTestSet}. Must be one of 'data', 'databases', or 'messaging'.")
+          throw StopExecutionException("Unknown yamlTestSet: ${currentTestSet}. Must be one of 'data', 'databases', 'messaging', or 'blueprints'.")
       }
       exec {
         executable 'sh'