Index: third_party/WebKit/LayoutTests/sensor/resources/sensor-helpers.js |
diff --git a/third_party/WebKit/LayoutTests/sensor/resources/sensor-helpers.js b/third_party/WebKit/LayoutTests/sensor/resources/sensor-helpers.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6eb0f8d66e8c09e3524722177911fe55abb161f9 |
--- /dev/null |
+++ b/third_party/WebKit/LayoutTests/sensor/resources/sensor-helpers.js |
@@ -0,0 +1,302 @@ |
+'use strict'; |
+ |
+function sensor_mocks(mojo) { |
+ return define('Generic Sensor API mocks', [ |
+ 'mojo/public/js/core', |
+ 'mojo/public/js/bindings', |
+ 'mojo/public/js/connection', |
+ 'device/generic_sensor/public/interfaces/sensor_provider.mojom', |
+ 'device/generic_sensor/public/interfaces/sensor.mojom', |
+ ], (core, bindings, connection, sensor_provider, sensor) => { |
+ |
+ // Helper function that returns resolved promise with result. |
+ function sensorResponse(success) { |
+ return Promise.resolve({success}); |
+ } |
+ |
+ // Class that mocks Sensor interface defined in sensor.mojom |
+ class MockSensor { |
+ constructor(stub, handle, offset, size, reportingMode) { |
+ this.client_ = null; |
+ this.stub_ = stub; |
+ this.start_should_fail_ = false; |
+ this.reporting_mode_ = reportingMode; |
+ this.sensor_reading_timer_id_ = null; |
+ this.update_reading_function_ = null; |
+ this.suspend_called_ = null; |
+ this.resume_called_ = null; |
+ this.add_configuration_called_ = null; |
+ this.remove_configuration_called_ = null; |
+ this.active_sensor_configurations_ = []; |
+ let rv = core.mapBuffer(handle, offset, size, |
+ core.MAP_BUFFER_FLAG_NONE); |
+ assert_equals(rv.result, core.RESULT_OK, "Failed to map shared buffer"); |
+ this.buffer_array_ = rv.buffer; |
+ this.buffer_ = new Float64Array(this.buffer_array_); |
+ bindings.StubBindings(this.stub_).delegate = this; |
+ bindings.StubBindings(this.stub_).connectionErrorHandler = () => { |
+ reset(); |
+ }; |
+ } |
+ |
+ // Returns default configuration. |
+ getDefaultConfiguration() { |
+ return Promise.resolve({frequency: 5}); |
+ } |
+ |
+ // Adds configuration for the sensor and starts reporting fake data |
+ // through update_reading_function_ callback. |
+ addConfiguration(configuration) { |
+ assert_not_equals(configuration, null, "Invalid sensor configuration."); |
+ |
+ if (this.add_configuration_called_ != null) { |
+ this.add_configuration_called_(this); |
+ } |
+ |
+ if (!this.start_should_fail_ && this.update_reading_function_ != null) { |
+ let timeout = (1 / configuration.frequency) * 1000; |
+ this.sensor_reading_timer_id_ = window.setTimeout(() => { |
+ this.update_reading_function_(this.buffer_); |
+ if (this.reporting_mode_ === sensor.ReportingMode.ON_CHANGE) { |
+ this.client_.sensorReadingChanged(); |
+ } |
+ }, timeout); |
+ |
+ this.active_sensor_configurations_.push(configuration); |
+ } |
+ |
+ return sensorResponse(!this.start_should_fail_); |
+ } |
+ |
+ // Removes sensor configuration from the list of active configurations and |
+ // stops notification about sensor reading changes if |
+ // active_sensor_configurations_ is empty. |
+ removeConfiguration(configuration) { |
+ if (this.remove_configuration_called_ != null) { |
+ this.remove_configuration_called_(this); |
+ } |
+ |
+ let index = this.active_sensor_configurations_.indexOf(configuration); |
+ if (index !== -1) { |
+ this.active_sensor_configurations_.splice(index, 1); |
+ } else { |
+ return sensorResponse(false); |
+ } |
+ |
+ if (this.sensor_reading_timer_id_ != null |
+ && this.active_sensor_configurations_.length === 0) { |
+ window.clearTimeout(this.sensor_reading_timer_id_); |
+ this.sensor_reading_timer_id_ = null; |
+ } |
+ |
+ return sensorResponse(true); |
+ } |
+ |
+ // Suspends sensor. |
+ suspend() { |
+ if (this.suspend_called_ != null) { |
+ this.suspend_called_(this); |
+ } |
+ } |
+ |
+ // Resumes sensor. |
+ resume() { |
+ if (this.resume_called_ != null) { |
+ this.resume_called_(this); |
+ } |
+ } |
+ |
+ // Mock functions |
+ |
+ // Resets mock Sensor state. |
+ reset() { |
+ if (this.sensor_reading_timer_id_) { |
+ window.clearTimeout(this.sensor_reading_timer_id_); |
+ } |
+ |
+ this.start_should_fail_ = false; |
+ this.sensor_reading_timer_id_ = null; |
+ this.active_sensor_configurations_ = []; |
+ this.suspend_called_ = null; |
+ this.resume_called_ = null; |
+ this.add_configuration_called_ = null; |
+ this.remove_configuration_called_ = null; |
+ for (let i = 0; i < this.buffer_.length; ++i) { |
+ this.buffer_[i] = 0; |
+ } |
+ } |
+ |
+ // Sets callback that is used to deliver sensor reading updates. |
+ setUpdateSensorReadingFunction(update_reading_function) { |
+ this.update_reading_function_ = update_reading_function; |
+ return Promise.resolve(this); |
+ } |
+ |
+ // Sets flag that forces sensor to fail when addConfiguration is invoked. |
+ setStartShouldFail(should_fail) { |
+ this.start_should_fail_ = should_fail; |
+ } |
+ |
+ // Returns resolved promise if suspend() was called, rejected otherwise. |
+ suspendCalled() { |
+ return new Promise((resolve, reject) => { |
+ this.suspend_called_ = resolve; |
+ }); |
+ } |
+ |
+ // Returns resolved promise if resume() was called, rejected otherwise. |
+ resumeCalled() { |
+ return new Promise((resolve, reject) => { |
+ this.resume_called_ = resolve; |
+ }); |
+ } |
+ |
+ // Resolves promise when addConfiguration() is called. |
+ addConfigurationCalled() { |
+ return new Promise((resolve, reject) => { |
+ this.add_configuration_called_ = resolve; |
+ }); |
+ } |
+ |
+ // Resolves promise when removeConfiguration() is called. |
+ removeConfigurationCalled() { |
+ return new Promise((resolve, reject) => { |
+ this.remove_configuration_called_ = resolve; |
+ }); |
+ } |
+ |
+ } |
+ |
+ // Helper function that returns resolved promise for getSensor() function. |
+ function getSensorResponse(init_params, client_request) { |
+ return Promise.resolve({init_params, client_request}); |
+ } |
+ |
+ // Class that mocks SensorProvider interface defined in |
+ // sensor_provider.mojom |
+ class MockSensorProvider { |
+ constructor() { |
+ this.reading_size_in_bytes_ = |
+ sensor_provider.SensorInitParams.kReadBufferSize; |
+ this.shared_buffer_size_in_bytes_ = this.reading_size_in_bytes_ * |
+ sensor.SensorType.LAST; |
+ let rv = |
+ core.createSharedBuffer( |
+ this.shared_buffer_size_in_bytes_, |
+ core.CREATE_SHARED_BUFFER_OPTIONS_FLAG_NONE); |
+ assert_equals(rv.result, core.RESULT_OK, "Failed to create buffer"); |
+ this.shared_buffer_handle_ = rv.handle; |
+ this.active_sensor_ = null; |
+ this.get_sensor_should_fail_ = false; |
+ this.resolve_func_ = null; |
+ this.is_continuous_ = false; |
+ } |
+ |
+ // Returns initialized Sensor proxy to the client. |
+ getSensor(type, stub) { |
+ if (this.get_sensor_should_fail_) { |
+ return getSensorResponse(null, null); |
+ } |
+ |
+ let offset = |
+ (sensor.SensorType.LAST - type) * this.reading_size_in_bytes_; |
+ let reporting_mode = sensor.ReportingMode.ON_CHANGE; |
+ if (this.is_continuous_) { |
+ reporting_mode = sensor.ReportingMode.CONTINUOUS; |
+ } |
+ |
+ if (this.active_sensor_ == null) { |
+ let mockSensor = new MockSensor(stub, this.shared_buffer_handle_, |
+ offset, this.reading_size_in_bytes_, reporting_mode); |
+ this.active_sensor_ = mockSensor; |
+ } |
+ |
+ let rv = |
+ core.duplicateBufferHandle( |
+ this.shared_buffer_handle_, |
+ core.DUPLICATE_BUFFER_HANDLE_OPTIONS_FLAG_NONE); |
+ |
+ assert_equals(rv.result, core.RESULT_OK); |
+ |
+ let default_config = {frequency: 5}; |
+ |
+ let init_params = |
+ new sensor_provider.SensorInitParams( |
+ { memory: rv.handle, |
+ buffer_offset: offset, |
+ mode: reporting_mode, |
+ default_configuration: default_config }); |
+ |
+ if (this.resolve_func_ !== null) { |
+ this.resolve_func_(this.active_sensor_); |
+ } |
+ |
+ var client_handle = connection.bindProxy(proxy => { |
+ this.active_sensor_.client_ = proxy; |
+ }, sensor.SensorClient); |
+ |
+ return getSensorResponse(init_params, client_handle); |
+ } |
+ |
+ // Binds object to mojo message pipe |
+ bindToPipe(pipe) { |
+ this.stub_ = connection.bindHandleToStub( |
+ pipe, sensor_provider.SensorProvider); |
+ bindings.StubBindings(this.stub_).delegate = this; |
+ } |
+ |
+ // Mock functions |
+ |
+ // Resets state of mock SensorProvider between test runs. |
+ reset() { |
+ if (this.active_sensor_ != null) { |
+ this.active_sensor_.reset(); |
+ } |
+ |
+ this.get_sensor_should_fail_ = false; |
+ this.resolve_func_ = null; |
+ } |
+ |
+ // Sets flag that forces mock SensorProvider to fail when getSensor() is |
+ // invoked. |
+ setGetSensorShouldFail(should_fail) { |
+ this.get_sensor_should_fail_ = should_fail; |
+ } |
+ |
+ // Returns mock sensor that was created in getSensor to the layout test. |
+ getCreatedSensor() { |
+ if (this.active_sensor_ != null) { |
+ return Promise.resolve(this.active_sensor_); |
+ } |
+ |
+ return new Promise((resolve, reject) => { |
+ this.resolve_func_ = resolve; |
+ }); |
+ } |
+ |
+ // Forces sensor to use |reporting_mode| as an update mode. |
+ setContinuousReportingMode(reporting_mode) { |
+ this.is_continuous_ = reporting_mode; |
+ } |
+ } |
+ |
+ let mockSensorProvider = new MockSensorProvider; |
+ mojo.frameInterfaces.addInterfaceOverrideForTesting( |
+ sensor_provider.SensorProvider.name, |
+ pipe => { |
+ mockSensorProvider.bindToPipe(pipe); |
+ }); |
+ |
+ return Promise.resolve({ |
+ mockSensorProvider: mockSensorProvider, |
+ }); |
+ }); |
+} |
+ |
+function sensor_test(func, name, properties) { |
+ mojo_test(mojo => sensor_mocks(mojo).then(sensor => { |
+ let result = Promise.resolve(func(sensor)); |
+ let cleanUp = () => { sensor.mockSensorProvider.reset(); }; |
+ return result.then(cleanUp, cleanUp); |
+ }), name, properties); |
+} |