Add some tests to ensure imports are working as expected for SwiftPM.

These are inspired by the GoogleUtilities tests that do the same sorta thing.

.github/workflows/swiftpm.yml

@@ -5,6 +5,7 @@ on:
     branches: [ main ]
     paths:
     - 'Sources/**'
+    - 'SwiftPMTests/**'
     - 'UnitTests/**'
     - 'Package*.swift'
     - '.github/workflows/swiftpm.yml'
@@ -12,6 +13,7 @@ on:
     branches: [ main ]
     paths:
     - 'Sources/**'
+    - 'SwiftPMTests/**'
     - 'UnitTests/**'
     - 'Package*.swift'
     - '.github/workflows/swiftpm.yml'

Package.swift

@@ -54,6 +54,24 @@ let package = Package(
             // - https://forums.swift.org/t/5-3-resources-support-not-working-on-with-swift-test/40381
             // - https://bugs.swift.org/browse/SR-13560
             exclude: ["Data"]
-        )
+        ),
+        .testTarget(
+            name: "swift-test",
+            dependencies: [
+                "GTMSessionFetcherCore",
+                "GTMSessionFetcherFull",
+                "GTMSessionFetcherLogView",
+            ],
+            path: "SwiftPMTests/SwiftImportTest"
+        ),
+        .testTarget(
+            name: "objc-import-test",
+            dependencies: [
+                "GTMSessionFetcherCore",
+                "GTMSessionFetcherFull",
+                "GTMSessionFetcherLogView",
+            ],
+            path: "SwiftPMTests/ObjCImportTest"
+        ),
     ]
 )

SwiftPMTests/ObjCImportTest/HeadersImportTests.m

@@ -0,0 +1,45 @@
+// Copyright 2022 Google LLC
+//
+// Licensed 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 "GTMSessionFetcher/GTMSessionFetcher.h"
+#import "GTMSessionFetcher/GTMSessionUploadFetcher.h"
+#import "GTMSessionFetcher/GTMSessionFetcherLogging.h"
+#import "GTMSessionFetcher/GTMSessionFetcherService.h"
+#import "GTMSessionFetcher/GTMMIMEDocument.h"
+#import "GTMSessionFetcher/GTMGatherInputStream.h"
+#import "GTMSessionFetcher/GTMReadMonitorInputStream.h"
+#import "GTMSessionFetcher/GTMSessionFetcherLogViewController.h"
+
+#import <GTMSessionFetcher/GTMSessionFetcher.h>
+#import <GTMSessionFetcher/GTMSessionUploadFetcher.h>
+#import <GTMSessionFetcher/GTMSessionFetcherLogging.h>
+#import <GTMSessionFetcher/GTMSessionFetcherService.h>
+#import <GTMSessionFetcher/GTMMIMEDocument.h>
+#import <GTMSessionFetcher/GTMGatherInputStream.h>
+#import <GTMSessionFetcher/GTMReadMonitorInputStream.h>
+#import <GTMSessionFetcher/GTMSessionFetcherLogViewController.h>
+
+#import <XCTest/XCTest.h>
+
+@interface HeadersImportTest : XCTestCase
+@end
+
+@implementation HeadersImportTest
+
+- (void)testImports {
+  XCTAssertTrue(YES);
+}
+
+@end

SwiftPMTests/ObjCImportTest/ModuleImportTests.m

@@ -0,0 +1,30 @@
+// Copyright 2022 Google LLC
+//
+// Licensed 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 GTMSessionFetcherCore;
+@import GTMSessionFetcherFull;
+@import GTMSessionFetcherLogView;
+
+#import <XCTest/XCTest.h>
+
+@interface ModulesImportTest : XCTestCase
+@end
+
+@implementation ModulesImportTest
+
+- (void)testImports {
+  XCTAssertTrue(YES);
+}
+
+@end

SwiftPMTests/SwiftImportTest/ImportTests.swift

@@ -0,0 +1,26 @@
+// Copyright 2022 Google LLC
+//
+// Licensed 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 GTMSessionFetcherCore
+import GTMSessionFetcherFull
+import GTMSessionFetcherLogView
+
+import XCTest
+
+class ImportTests: XCTestCase {
+  func testImports() throws {
+    XCTAssertTrue(true)
+  }
+}