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The following commit(s) were added to refs/heads/main by this push:
new ebffbbe [SPARK-51759] Add `ErrorUtils` and `SQLHelper`
ebffbbe is described below
commit ebffbbedc93e881bed1d2b9a4e50ccac6a1af6aa
Author: Dongjoon Hyun <dongj...@apache.org>
AuthorDate: Thu Apr 10 18:48:54 2025 +0900
[SPARK-51759] Add `ErrorUtils` and `SQLHelper`
### What changes were proposed in this pull request?
This PR aims to add `ErrorUtils` and `SQLHelper` and use it.
### Why are the changes needed?
To support a similar developer experience with `tryWithSafeFinally`,
`withDatabase`, and `withTable`.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Pass the CIs.
### Was this patch authored or co-authored using generative AI tooling?
No.
Closes #49 from dongjoon-hyun/SPARK-51759.
Authored-by: Dongjoon Hyun <dongj...@apache.org>
Signed-off-by: Dongjoon Hyun <dongj...@apache.org>
---
Sources/SparkConnect/ErrorUtils.swift | 36 ++++++++++++++
Tests/SparkConnectTests/CatalogTests.swift | 9 +++-
Tests/SparkConnectTests/DataFrameReaderTests.swift | 9 ++--
Tests/SparkConnectTests/SQLHelper.swift | 56 ++++++++++++++++++++++
Tests/SparkConnectTests/SparkSessionTests.swift | 9 ++--
5 files changed, 110 insertions(+), 9 deletions(-)
diff --git a/Sources/SparkConnect/ErrorUtils.swift
b/Sources/SparkConnect/ErrorUtils.swift
new file mode 100644
index 0000000..483e781
--- /dev/null
+++ b/Sources/SparkConnect/ErrorUtils.swift
@@ -0,0 +1,36 @@
+//
+// 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.
+//
+import Foundation
+
+/// Utility functions like `org.apache.spark.util.SparkErrorUtils`.
+public enum ErrorUtils {
+ public static func tryWithSafeFinally<T>(
+ _ block: () async throws -> T, _ finallyBlock: () async throws -> Void
+ ) async rethrows -> T {
+ let result: T
+ do {
+ result = try await block()
+ try await finallyBlock()
+ } catch {
+ try? await finallyBlock()
+ throw error
+ }
+ return result
+ }
+}
diff --git a/Tests/SparkConnectTests/CatalogTests.swift
b/Tests/SparkConnectTests/CatalogTests.swift
index f49f2db..3b8feca 100644
--- a/Tests/SparkConnectTests/CatalogTests.swift
+++ b/Tests/SparkConnectTests/CatalogTests.swift
@@ -100,7 +100,14 @@ struct CatalogTests {
func databaseExists() async throws {
let spark = try await SparkSession.builder.getOrCreate()
#expect(try await spark.catalog.databaseExists("default"))
- #expect(try await spark.catalog.databaseExists("not_exist_database") ==
false)
+
+ let dbName = "DB_" + UUID().uuidString.replacingOccurrences(of: "-", with:
"")
+ #expect(try await spark.catalog.databaseExists(dbName) == false)
+ try await SQLHelper.withDatabase(spark, dbName) ({
+ _ = try await spark.sql("CREATE DATABASE \(dbName)").count()
+ #expect(try await spark.catalog.databaseExists(dbName))
+ })
+ #expect(try await spark.catalog.databaseExists(dbName) == false)
await spark.stop()
}
#endif
diff --git a/Tests/SparkConnectTests/DataFrameReaderTests.swift
b/Tests/SparkConnectTests/DataFrameReaderTests.swift
index 21d61e8..101d842 100644
--- a/Tests/SparkConnectTests/DataFrameReaderTests.swift
+++ b/Tests/SparkConnectTests/DataFrameReaderTests.swift
@@ -67,11 +67,12 @@ struct DataFrameReaderTests {
@Test
func table() async throws {
- let tableName = UUID().uuidString.replacingOccurrences(of: "-", with: "")
+ let tableName = "TABLE_" + UUID().uuidString.replacingOccurrences(of: "-",
with: "")
let spark = try await SparkSession.builder.getOrCreate()
- #expect(try await spark.sql("CREATE TABLE \(tableName) AS VALUES (1),
(2)").count() == 0)
- #expect(try await spark.read.table(tableName).count() == 2)
- #expect(try await spark.sql("DROP TABLE \(tableName)").count() == 0)
+ try await SQLHelper.withTable(spark, tableName)({
+ _ = try await spark.sql("CREATE TABLE \(tableName) AS VALUES (1),
(2)").count()
+ #expect(try await spark.read.table(tableName).count() == 2)
+ })
await spark.stop()
}
}
diff --git a/Tests/SparkConnectTests/SQLHelper.swift
b/Tests/SparkConnectTests/SQLHelper.swift
new file mode 100644
index 0000000..c552119
--- /dev/null
+++ b/Tests/SparkConnectTests/SQLHelper.swift
@@ -0,0 +1,56 @@
+//
+// 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.
+//
+
+import Foundation
+import Testing
+
+@testable import SparkConnect
+
+/// A test utility
+struct SQLHelper {
+ public static func withDatabase(_ spark: SparkSession, _ dbNames: String...)
-> (
+ () async throws -> Void
+ ) async throws -> Void {
+ func body(_ f: () async throws -> Void) async throws {
+ try await ErrorUtils.tryWithSafeFinally(
+ f,
+ {
+ for name in dbNames {
+ _ = try await spark.sql("DROP DATABASE IF EXISTS \(name)
CASCADE").count()
+ }
+ })
+ }
+ return body
+ }
+
+ public static func withTable(_ spark: SparkSession, _ tableNames: String...)
-> (
+ () async throws -> Void
+ ) async throws -> Void {
+ func body(_ f: () async throws -> Void) async throws {
+ try await ErrorUtils.tryWithSafeFinally(
+ f,
+ {
+ for name in tableNames {
+ _ = try await spark.sql("DROP TABLE IF EXISTS \(name)").count()
+ }
+ })
+ }
+ return body
+ }
+}
diff --git a/Tests/SparkConnectTests/SparkSessionTests.swift
b/Tests/SparkConnectTests/SparkSessionTests.swift
index cba57e4..24d0537 100644
--- a/Tests/SparkConnectTests/SparkSessionTests.swift
+++ b/Tests/SparkConnectTests/SparkSessionTests.swift
@@ -77,11 +77,12 @@ struct SparkSessionTests {
@Test
func table() async throws {
- let tableName = UUID().uuidString.replacingOccurrences(of: "-", with: "")
+ let tableName = "TABLE_" + UUID().uuidString.replacingOccurrences(of: "-",
with: "")
let spark = try await SparkSession.builder.getOrCreate()
- #expect(try await spark.sql("CREATE TABLE \(tableName) AS VALUES (1),
(2)").count() == 0)
- #expect(try await spark.table(tableName).count() == 2)
- #expect(try await spark.sql("DROP TABLE \(tableName)").count() == 0)
+ try await SQLHelper.withTable(spark, tableName)({
+ _ = try await spark.sql("CREATE TABLE \(tableName) AS VALUES (1),
(2)").count()
+ #expect(try await spark.table(tableName).count() == 2)
+ })
await spark.stop()
}
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