Import of the watch repository from Pebble

tests/fakes/fake_time_timeshift_js.h

@@ -0,0 +1,77 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#ifndef EMSCRIPTEN
+#error "Expecting emscripten build!"
+#endif
+
+#include <emscripten/emscripten.h>
+
+static void prv_check_is_timeshift_loaded(void) {
+  EM_ASM(
+    if (Module.setTime === undefined || Module.setTimezoneOffset === undefined) {
+      throw new Error('timeshift.js not loaded?');
+    }
+  );
+}
+
+uint16_t time_ms(time_t *tloc, uint16_t *out_ms) {
+  EM_ASM(throw new Error('NYI'));
+  return 0;
+}
+
+int32_t time_get_gmtoffset(void) {
+  EM_ASM(throw new Error('NYI'));
+  return 0;
+}
+
+int32_t time_get_dstoffset(void) {
+  EM_ASM(throw new Error('NYI'));
+  return 0;
+}
+
+bool time_get_isdst(time_t utc_time) {
+  EM_ASM(throw new Error('NYI'));
+  return false;
+}
+
+time_t time_utc_to_local(time_t utc_time) {
+  EM_ASM(throw new Error('NYI'));
+  return 0;
+}
+
+time_t time_local_to_utc(time_t local_time) {
+  EM_ASM(throw new Error('NYI'));
+  return 0;
+}
+
+void fake_time_init(time_t initial_time, uint16_t initial_ms) {
+  prv_check_is_timeshift_loaded();
+  EM_ASM_INT({
+    Module.setTimezoneOffset(0);
+    Module.setTime($0 * 1000 + $1);
+  }, initial_time, initial_ms);
+}
+
+void fake_time_set_dst(int32_t offset, int32_t start, int32_t stop) {
+  EM_ASM(throw new Error('NYI'));
+}
+
+void fake_time_set_gmtoff(int32_t gmtoff) {
+  EM_ASM(throw new Error('NYI'));
+}