90 lines
3.7 KiB
Objective-C
90 lines
3.7 KiB
Objective-C
/* Copyright 2022 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#import <XCTest/XCTest.h>
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#import "mediapipe/tasks/ios/text/text_classifier/sources/MPPTextClassifier.h"
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NS_ASSUME_NONNULL_BEGIN
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static NSString *const kBertTextClassifierModelName = @"bert_text_classifier";
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static NSString *const kNegativeText = @"unflinchingly bleak and desperate";
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#define VerifyCategory(category, expectedIndex, expectedScore, expectedLabel, expectedDisplayName) \
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XCTAssertEqual(category.index, expectedIndex); \
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XCTAssertEqualWithAccuracy(category.score, expectedScore, 1e-6); \
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XCTAssertEqualObjects(category.label, expectedLabel); \
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XCTAssertEqualObjects(category.displayName, expectedDisplayName);
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#define VerifyClassifications(classifications, expectedHeadIndex, expectedCategoryCount) \
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XCTAssertEqual(classifications.categories.count, expectedCategoryCount);
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#define VerifyClassificationResult(classificationResult, expectedClassificationsCount) \
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XCTAssertNotNil(classificationResult); \
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XCTAssertEqual(classificationResult.classifications.count, expectedClassificationsCount)
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#define AssertClassificationResultHasOneHead(classificationResult) \
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XCTAssertNotNil(classificationResult); \
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XCTAssertEqual(classificationResult.classifications.count, 1);
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XCTAssertEqual(classificationResult.classifications[0].headIndex, 1);
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#define AssertTextClassifierResultIsNotNil(textClassifierResult) \
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XCTAssertNotNil(textClassifierResult);
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@interface MPPTextClassifierTests : XCTestCase
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@end
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@implementation MPPTextClassifierTests
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- (void)setUp {
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[super setUp];
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}
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- (NSString *)filePathWithName:(NSString *)fileName extension:(NSString *)extension {
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NSString *filePath = [[NSBundle bundleForClass:self.class] pathForResource:fileName
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ofType:extension];
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XCTAssertNotNil(filePath);
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return filePath;
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}
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- (MPPTextClassifierOptions *)textClassifierOptionsWithModelName:(NSString *)modelName {
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NSString *modelPath = [self filePathWithName:modelName extension:@"tflite"];
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MPPTextClassifierOptions *textClassifierOptions =
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[[MPPTextClassifierOptions alloc] init];
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textClassifierOptions.baseOptions.modelAssetPath = modelPath;
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return textClassifierOptions;
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}
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kBertTextClassifierModelName
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- (MPPTextClassifier *)createTextClassifierFromOptionsWithModelName:(NSString *)modelName {
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MPPTextClassifierOptions *options = [self textClassifierOptionsWithModelName:modelName];
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MPPTextClassifier *textClassifier = [[MPPTextClassifier alloc] initWithOptions:options error:nil];
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XCTAssertNotNil(textClassifier);
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return textClassifier
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}
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- (void)classifyWithBertSucceeds {
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MPPTextClassifier *textClassifier = [self createTextClassifierWithModelName:kBertTextClassifierModelName];
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MPPTextClassifierResult *textClassifierResult = [textClassifier classifyWithText:kNegativeText];
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}
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@end
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NS_ASSUME_NONNULL_END
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