Added iOS MPPFileInfo for tests

mediapipe/tasks/ios/test/utils/BUILD

@@ -0,0 +1,10 @@
+package(default_visibility = ["//mediapipe/tasks:internal"])
+
+licenses(["notice"])
+
+objc_library(
+    name = "MPPFileInfo",
+    srcs = ["sources/MPPFileInfo.m"],
+    hdrs = ["sources/MPPFileInfo.h"],
+    module_name = "MPPFileInfo",
+)

mediapipe/tasks/ios/test/utils/sources/MPPFileInfo.h

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+// Copyright 2023 The MediaPipe Authors.
+//
+// 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/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface MPPFileInfo : NSObject
+
+/** The name of the file. */
+@property(nonatomic, readonly) NSString *name;
+
+/** The type of the file. */
+@property(nonatomic, readonly) NSString *type;
+
+/** The path to file in the app bundle. */
+@property(nonatomic, readonly, nullable) NSString *path;
+
+/**
+ * Initializes an `MPPFileInfo` using the given name and type of file.
+ *
+ * @param name The name of the file.
+ * @param type The type of the file.
+ *
+ * @return The `MPPFileInfo` with the given name and type of file.
+ */
+- (instancetype)initWithName:(NSString *)name type:(NSString *)type;
+
+@end
+
+NS_ASSUME_NONNULL_END

mediapipe/tasks/ios/test/utils/sources/MPPFileInfo.m

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+// Copyright 2023 The TensorFlow Authors.
+//
+// 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 "mediapipe/tasks/ios/test/utils/sources/MPPFileInfo.h"
+
+@implementation MPPFileInfo
+
+- (instancetype)initWithName:(NSString *)name type:(NSString *)type {
+  self = [super init];
+  if (self) {
+    _name = name;
+    _type = type;
+  }
+
+  return self;
+}
+
+- (NSString *)path {
+  return [[NSBundle bundleForClass:self.class] pathForResource:self.name ofType:self.type];
+}
+
+@end