Import of the watch repository from Pebble

tests/fw/services/test_transcription.c

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+/*
+ * Copyright 2024 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.
+ */
+
+#include "clar.h"
+
+#include "services/normal/voice/transcription.h"
+
+#include "test_transcription_example.h"
+
+static int s_count;
+
+// setup and teardown
+void test_transcription__initialize(void) {
+}
+
+void test_transcription__cleanup(void) {
+}
+
+static bool prv_cb_return_true(void *w, void *data) {
+  return true;
+}
+
+static bool prv_cb_return_false(void *w, void *data) {
+  return (s_count++ != (int)data);
+}
+
+void test_transcription__validate(void) {
+  bool result;
+  Transcription * validate_test = (Transcription *) s_test_transcription_example;
+  size_t test_size = sizeof(s_test_transcription_example);
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, true);
+
+  result = transcription_validate(NULL, test_size);
+  cl_assert_equal_p(result, false);
+
+  result = transcription_validate(validate_test, test_size - 1);
+  cl_assert_equal_p(result, false);
+
+  result = transcription_validate(validate_test, test_size + 1);
+  cl_assert_equal_p(result, false);
+
+  result = transcription_validate(validate_test, 0);
+  cl_assert_equal_p(result, false);
+
+  result = transcription_validate(validate_test, sizeof(Transcription));
+  cl_assert_equal_p(result, false);
+
+  result = transcription_validate(validate_test, sizeof(Transcription) - 1);
+  cl_assert_equal_p(result, false);
+
+  s_test_transcription_example[0] = 0;
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[0] = 1;
+
+  s_test_transcription_example[2] = 3; // invalidate word count of the first sentence
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[2] = 2;   // restore word count of the first sentence
+
+  s_test_transcription_example[5] = 4;   // invalidate word length of first word in first sentence
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[5] = 5;   // restore word length of first word in first
+
+  s_test_transcription_example[23] = 2;  // invalidate Word count of the second sentence
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[23] = 3;  // restore word count of the second sentence
+
+  s_test_transcription_example[26] = 0;  // invalidate word length of first word in second sentence
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+
+  s_test_transcription_example[26] = 5;  // invalidate word length of first word in second sentence
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[26] = 4;  // restore word length of first word in second sentence
+
+  s_test_transcription_example[8] = '\n';  // insert special character into the middle of a word
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+
+  s_test_transcription_example[8] = '\0';  // insert null terminator into the middle of a word
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+  s_test_transcription_example[8] = 'e';  // restore word
+
+  s_test_transcription_example[11] = '\0';  // insert null terminator at the end of a word
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+
+  s_test_transcription_example[9] = '\xe2';    // insert valid utf8 into a word
+  s_test_transcription_example[10] = '\x9d';
+  s_test_transcription_example[11] = '\xa4';
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, true);
+
+  s_test_transcription_example[test_size - 1] = '\0'; // insert null terminator at the end of last word
+  result = transcription_validate(validate_test, test_size);
+  cl_assert_equal_p(result, false);
+}
+
+// tests
+void test_transcription__iterate_words(void) {
+  uint8_t words_test[] = {
+    0,
+    0x04, 0x00,
+    't', 'e', 's', 't',
+
+    51,
+    0x05, 0x00,
+    'h', 'e', 'l', 'l', 'o',
+
+    101,
+    0x03, 0x00,
+    't', 'h', 'e'
+  };
+
+  uint8_t *end = words_test + sizeof(words_test);
+  uint8_t *result;
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 3,
+      (TranscriptionWordIterateCb)prv_cb_return_true, NULL);
+  cl_assert_equal_p(result, end);
+
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 2,
+      (TranscriptionWordIterateCb)prv_cb_return_true, NULL);
+  cl_assert_equal_p(result, &words_test[15]);
+
+  s_count = 0;
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 3,
+      (TranscriptionWordIterateCb)prv_cb_return_false, (void *) 0);
+  cl_assert_equal_p(result, words_test);
+
+  s_count = 0;
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 3,
+      (TranscriptionWordIterateCb)prv_cb_return_false, (void *) 1);
+  cl_assert_equal_p(result, &words_test[7]);
+
+  s_count = 0;
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 3,
+      (TranscriptionWordIterateCb)prv_cb_return_false, (void *) 2);
+  cl_assert_equal_p(result, &words_test[15]);
+
+  result = transcription_iterate_words((TranscriptionWord *)words_test, 3, NULL, NULL);
+  cl_assert_equal_p(result, end);
+}
+
+void test_transcription__iterate_sentences(void) {
+  uint8_t sentence_test[] = {
+    // Sentence #1
+    0x02, 0x00,   // Word count
+
+    // Word #1
+    85,           // Confidence
+    0x05, 0x00,   // Word length
+    'H', 'e', 'l', 'l', 'o',
+
+    // Word #2
+    74,           // Confidence
+    0x08, 0x00,   // Word length
+    'c', 'o', 'm', 'p', 'u', 't', 'e', 'r',
+
+    // Sentence #2
+    0x03, 0x00,   // Word count
+
+    // Word #1
+    13,           // Confidence
+    0x04, 0x00,   // Word length
+    'h', 'e', 'l', 'l',
+
+    // Word #1
+    3,           // Confidence
+    0x02, 0x00,   // Word length
+    'o', 'h',
+
+    // Word #2
+    0,           // Confidence
+    0x07, 0x00,   // Word length
+    'c', 'o', 'm', 'p', 'u', 't', 'a',
+  };
+
+  uint8_t *end = sentence_test + sizeof(sentence_test);
+
+  uint8_t *result;
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 2,
+      (TranscriptionSentenceIterateCb)prv_cb_return_true, NULL);
+  cl_assert_equal_p(result, end);
+
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 1,
+      (TranscriptionSentenceIterateCb)prv_cb_return_true, NULL);
+  cl_assert_equal_p(result, &sentence_test[21]);
+
+  s_count = 0;
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 2,
+      (TranscriptionSentenceIterateCb)prv_cb_return_false, (void *) 0);
+  cl_assert_equal_p(result, sentence_test);
+
+  s_count = 0;
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 2,
+      (TranscriptionSentenceIterateCb)prv_cb_return_false, (void *) 1);
+  cl_assert_equal_p(result, &sentence_test[21]);
+
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 0,
+      (TranscriptionSentenceIterateCb)prv_cb_return_false, NULL);
+  cl_assert_equal_p(result, sentence_test);
+
+  result = transcription_iterate_sentences((TranscriptionSentence *) sentence_test, 2,
+      NULL, NULL);
+  cl_assert_equal_p(result, end);
+
+}
+
+
+