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Summary: Pull Request resolved: #6203 . Reviewed By: metascroy Differential Revision: D64359459 fbshipit-source-id: acfa3990b1b90fd300ead0f47e71ebe82d70e7f9
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105 changes: 105 additions & 0 deletions
105
extension/benchmark/apple/Benchmark/Tests/CoreMLTests.mm
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| /* | ||
| * Copyright (c) Meta Platforms, Inc. and affiliates. | ||
| * All rights reserved. | ||
| * | ||
| * This source code is licensed under the BSD-style license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| */ | ||
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| #import "ResourceTestCase.h" | ||
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| #import <CoreML/CoreML.h> | ||
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| static MLMultiArray *DummyMultiArrayForFeature(MLFeatureDescription *feature, NSError **error) { | ||
| MLMultiArray *array = [[MLMultiArray alloc] initWithShape:feature.multiArrayConstraint.shape | ||
| dataType:feature.multiArrayConstraint.dataType == MLMultiArrayDataTypeInt32 ? MLMultiArrayDataTypeInt32 : MLMultiArrayDataTypeDouble | ||
| error:error]; | ||
| for (auto index = 0; index < array.count; ++index) { | ||
| array[index] = feature.multiArrayConstraint.dataType == MLMultiArrayDataTypeInt32 ? @1 : @1.0; | ||
| } | ||
| return array; | ||
| } | ||
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| static NSMutableDictionary *DummyInputsForModel(MLModel *model, NSError **error) { | ||
| NSMutableDictionary *inputs = [NSMutableDictionary dictionary]; | ||
| NSDictionary<NSString *, MLFeatureDescription *> *inputDescriptions = model.modelDescription.inputDescriptionsByName; | ||
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| for (NSString *inputName in inputDescriptions) { | ||
| MLFeatureDescription *feature = inputDescriptions[inputName]; | ||
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| switch (feature.type) { | ||
| case MLFeatureTypeMultiArray: { | ||
| MLMultiArray *array = DummyMultiArrayForFeature(feature, error); | ||
| inputs[inputName] = [MLFeatureValue featureValueWithMultiArray:array]; | ||
| break; | ||
| } | ||
| case MLFeatureTypeInt64: | ||
| inputs[inputName] = [MLFeatureValue featureValueWithInt64:1]; | ||
| break; | ||
| case MLFeatureTypeDouble: | ||
| inputs[inputName] = [MLFeatureValue featureValueWithDouble:1.0]; | ||
| break; | ||
| case MLFeatureTypeString: | ||
| inputs[inputName] = [MLFeatureValue featureValueWithString:@"1"]; | ||
| break; | ||
| default: | ||
| break; | ||
| } | ||
| } | ||
| return inputs; | ||
| } | ||
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| @interface CoreMLTests : ResourceTestCase | ||
| @end | ||
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| @implementation CoreMLTests | ||
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| + (NSArray<NSString *> *)directories { | ||
| return @[@"Resources"]; | ||
| } | ||
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| + (NSDictionary<NSString *, BOOL (^)(NSString *)> *)predicates { | ||
| return @{ @"model" : ^BOOL(NSString *filename) { | ||
| return [filename hasSuffix:@".mlpackage"]; | ||
| }}; | ||
| } | ||
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| + (NSDictionary<NSString *, void (^)(XCTestCase *)> *)dynamicTestsForResources:(NSDictionary<NSString *, NSString *> *)resources { | ||
| NSString *modelPath = resources[@"model"]; | ||
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| return @{ | ||
| @"prediction" : ^(XCTestCase *testCase) { | ||
| NSError *error = nil; | ||
| NSURL *compiledModelURL = [MLModel compileModelAtURL:[NSURL fileURLWithPath:modelPath] error:&error]; | ||
| if (error || !compiledModelURL) { | ||
| XCTFail(@"Failed to compile model: %@", error.localizedDescription); | ||
| return; | ||
| } | ||
| MLModel *model = [MLModel modelWithContentsOfURL:compiledModelURL error:&error]; | ||
| if (error || !model) { | ||
| XCTFail(@"Failed to load model: %@", error.localizedDescription); | ||
| return; | ||
| } | ||
| NSMutableDictionary *inputs = DummyInputsForModel(model, &error); | ||
| if (error || !inputs) { | ||
| XCTFail(@"Failed to prepare inputs: %@", error.localizedDescription); | ||
| return; | ||
| } | ||
| MLDictionaryFeatureProvider *featureProvider = [[MLDictionaryFeatureProvider alloc] initWithDictionary:inputs error:&error]; | ||
| if (error || !featureProvider) { | ||
| XCTFail(@"Failed to create input provider: %@", error.localizedDescription); | ||
| return; | ||
| } | ||
| [testCase measureWithMetrics:@[[XCTClockMetric new], [XCTMemoryMetric new]] | ||
| block:^{ | ||
| NSError *error = nil; | ||
| id<MLFeatureProvider> prediction = [model predictionFromFeatures:featureProvider error:&error]; | ||
| if (error || !prediction) { | ||
| XCTFail(@"Prediction failed: %@", error.localizedDescription); | ||
| } | ||
| }]; | ||
| } | ||
| }; | ||
| } | ||
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| @end |