Enable the Kokoro test for Task C API

PiperOrigin-RevId: 398860212

Author: lu-wang-g

tensorflow_lite_support/c/task/processor/classification_options.h

@@ -45,8 +45,17 @@ typedef struct TfLiteClassificationOptions {
   // class labels are ignored. Mutually exclusive with label_denylist.
   TfLiteStringArrayOption label_allowlist;
 
+  // The locale to use for display names specified through the TFLite Model
+  // Metadata, if any. Defaults to English.
   const char* display_names_local;
+
+  // The maximum number of top-scored classification results to return. If < 0,
+  // all available results will be returned. If 0, an invalid argument error is
+  // returned. Defaults to -1.
   int max_results;
+
+  // Score threshold, overrides the ones provided in the model metadata
+  // (if any). Results below this value are rejected.
   float score_threshold;
 } TfLiteClassificationOptions;
 

tensorflow_lite_support/c/task/vision/image_classifier.cc

@@ -32,21 +32,6 @@ using ImageClassifierCpp = ::tflite::task::vision::ImageClassifier;
 using ImageClassifierOptionsCpp =
     ::tflite::task::vision::ImageClassifierOptions;
 using FrameBufferCpp = ::tflite::task::vision::FrameBuffer;
-}  // namespace
-
-#ifdef __cplusplus
-extern "C" {
-#endif  // __cplusplus
-
-struct TfLiteImageClassifier {
-  std::unique_ptr<ImageClassifierCpp> impl;
-};
-
-TfLiteImageClassifierOptions TfLiteImageClassifierOptionsCreate() {
-  return {.classification_options = {.max_results = -1},
-          .base_options = {
-              .compute_settings = {.cpu_settings = {.num_threads = -1}}}};
-}
 
 std::unique_ptr<ImageClassifierOptionsCpp>
 CreateImageClassifierCppOptionsFromCOptions(
@@ -98,6 +83,24 @@ CreateImageClassifierCppOptionsFromCOptions(
 
   return cpp_options;
 }
+}  // namespace
+
+#ifdef __cplusplus
+extern "C" {
+#endif  // __cplusplus
+
+struct TfLiteImageClassifier {
+  std::unique_ptr<ImageClassifierCpp> impl;
+};
+
+TfLiteImageClassifierOptions TfLiteImageClassifierOptionsCreate() {
+  // Use brace-enclosed initializer list will break the Kokoro test.
+  TfLiteImageClassifierOptions options = {{{0}}};
+  options.classification_options.max_results = -1;
+  options.classification_options.score_threshold = 0.0;
+  options.base_options.compute_settings.cpu_settings.num_threads = -1;
+  return options;
+}
 
 TfLiteImageClassifier* TfLiteImageClassifierFromOptions(
     const TfLiteImageClassifierOptions* options) {

tensorflow_lite_support/tools/ci_build/build_all.sh

@@ -56,6 +56,7 @@ bazel build -c opt ${BAZEL_PARALLEL} --define=darwinn_portable=1 \
 bazel clean
 
 bazel test $BAZEL_PARALLEL --test_output=all \
+    //tensorflow_lite_support/c/test/... \
     //tensorflow_lite_support/cc/test/task/vision:all \
     //tensorflow_lite_support/custom_ops/kernel/sentencepiece:all \
     //tensorflow_lite_support/metadata/python/tests:metadata_test \