third_party/blink/web_tests/hid/hidDevice_deviceInfo.html - ios-chromium-mirror - Git at Google

 <!DOCTYPE html>
 <body>
 <script src="../resources/testharness.js"></script>
 <script src="../resources/testharnessreport.js"></script>
 <script src="../resources/testdriver.js"></script>
 <script src="../resources/testdriver-vendor.js"></script>
 <script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script>
 <script src="file:///gen/services/device/public/mojom/hid.mojom.js"></script>
 <script src="file:///gen/third_party/blink/public/mojom/hid/hid.mojom.js"></script>
 <script src="resources/hid-test-utils.js"></script>
 <script>

 const kTestVendorId = 0x1234;
 const kTestProductId = 0xabcd;
 const kTestReportId = 0x01;
 const kButtonPrimary = 0x01;
 const kTestGuid = 'test-guid';
 const kTestProductName = 'test-device';
 const kTestSerialNumber = 'test-serial';
 const kTestDeviceNode = 'test-device-node';

 // Constructs and returns a device.mojom.HidDeviceInfo representing a
 // gamepad-like device with one input report. The input report has a single
 // 8-bit field with a button usage.
 function createDeviceWithInputReport(fake) {
   const nullUsage = new device.mojom.HidUsageAndPage();
   const buttonUsage = new device.mojom.HidUsageAndPage();
   buttonUsage.usagePage = device.mojom.PAGE_BUTTON;
   buttonUsage.usage = kButtonPrimary;
   const gamePadUsage = new device.mojom.HidUsageAndPage();
   gamePadUsage.usagePage = device.mojom.PAGE_GENERIC_DESKTOP;
   gamePadUsage.usage = device.mojom.GENERIC_DESKTOP_GAME_PAD;

   const reportItem = new device.mojom.HidReportItem();
   reportItem.isRange = false;
   reportItem.isConstant = false;  // Data.
   reportItem.isVariable = true;  // Variable.
   reportItem.isRelative = false;  // Absolute.
   reportItem.wrap = false;  // No wrap.
   reportItem.isNonLinear = false;  // Linear.
   reportItem.noPreferredState = false;  // Preferred State.
   reportItem.hasNullPosition = false;  // No Null position.
   reportItem.isVolatile = false;  // Non Volatile.
   reportItem.isBufferedBytes = false;  // Bit Field.
   reportItem.usages = [buttonUsage];
   reportItem.usageMinimum = nullUsage;
   reportItem.usageMaximum = nullUsage;
   reportItem.designatorMinimum = 0;
   reportItem.designatorMaximum = 0;
   reportItem.stringMinimum = 0;
   reportItem.stringMaximum = 0;
   reportItem.logicalMinimum = 0;
   reportItem.logicalMaximum = 1;
   reportItem.physicalMinimum = 0;
   reportItem.physicalMaximum = 1;
   reportItem.unitExponent = 0;
   reportItem.unit = 0;  // Unitless.
   reportItem.reportSize = 8;  // 1 byte.
   reportItem.reportCount = 1;

   const report = new device.mojom.HidReportDescription();
   report.reportId = kTestReportId;
   report.items = [reportItem];

   const collection = new device.mojom.HidCollectionInfo();
   collection.usage = gamePadUsage;
   collection.reportIds = [kTestReportId];
   collection.collectionType = device.mojom.HID_COLLECTION_TYPE_APP_APPLICATION;
   collection.inputReports = [report];
   collection.outputReports = [];
   collection.featureReports = [];
   collection.children = [];

   const deviceInfo = fake.makeDevice(kTestVendorId, kTestProductId);
   // The device guid will be set by fake.addDevice().
   deviceInfo.productName = kTestProductName;
   deviceInfo.serialNumber = kTestSerialNumber;
   deviceInfo.busType = device.mojom.HidBusType.HID_BUS_TYPE_USB;
   deviceInfo.reportDescriptor = [];
   deviceInfo.collections = [collection];
   deviceInfo.hasReportId = true;
   deviceInfo.maxInputReportSize = 1;
   deviceInfo.maxOutputReportSize = 0;
   deviceInfo.maxFeatureReportSize = 0;
   deviceInfo.deviceNode = kTestDeviceNode;

   return deviceInfo;
 }

 hid_test(async (t, fake) => {
   const deviceInfo = createDeviceWithInputReport(fake);
   const guid = fake.addDevice(deviceInfo);
   fake.setSelectedDevice(guid);

   await trustedClick();
   const d = await navigator.hid.requestDevice({filters: []});

   assert_true(d instanceof HIDDevice, 'device instanceof HIDDevice');
   assert_false(d.opened, 'device.opened');
   assert_equals(d.vendorId, kTestVendorId, 'device.vendorId');
   assert_equals(d.productId, kTestProductId, 'device.productId');
   assert_equals(d.productName, kTestProductName, 'device.productName');
   assert_equals(d.collections.length, 1, 'device.collections.length');

   const c = d.collections[0];
   assert_true(c instanceof HIDCollectionInfo,
               'collection instanceof HIDCollectionInfo');
   assert_equals(c.usagePage, device.mojom.PAGE_GENERIC_DESKTOP,
                 'collection.usagePage');
   assert_equals(c.usage, device.mojom.GENERIC_DESKTOP_GAME_PAD,
                 'collection.usage');
   assert_equals(c.children.length, 0, 'collection.children.length');
   assert_equals(c.inputReports.length, 1, 'collection.inputReports.length');
   assert_equals(c.outputReports.length, 0, 'collection.outputReports.length');
   assert_equals(c.featureReports.length, 0, 'collection.featureReports.length');

   const r = c.inputReports[0];
   assert_true(r instanceof HIDReportInfo, 'report instanceof HIDReportInfo');
   assert_equals(r.reportId, kTestReportId, 'report.reportId');
   assert_equals(r.items.length, 1, 'report.items.length');

   const i = r.items[0];
   assert_true(i instanceof HIDReportItem,
               'reportItem instanceof HIDReportItem');
   assert_true(i.isAbsolute, 'reportItem.isAbsolute');
   assert_false(i.isArray, 'reportItem.isArray');
   assert_false(i.isRange, 'reportItem.isRange');
   assert_false(i.hasNull, 'reportItem.hasNull');
   assert_equals(i.usages.length, 1, 'reportItem.usages.length');
   assert_equals(i.usages[0], 0x00090001, 'reportItem.usages[0]');
   assert_equals(i.usageMinimum, 0, 'reportItem.usageMinimum');
   assert_equals(i.usageMaximum, 0, 'reportItem.usageMaximum');
   assert_equals(i.reportSize, 8, 'reportItem.reportSize');
   assert_equals(i.reportCount, 1, 'reportItem.reportCount');
   assert_equals(i.unitExponent, 0, 'reportItem.unitExponent');
   assert_equals(i.unitSystem, 'none', 'reportItem.unitSystem');
   assert_equals(i.unitFactorLengthExponent, 0,
                 'reportItem.unitFactorLengthExponent');
   assert_equals(i.unitFactorMassExponent, 0,
                 'reportItem.unitFactorMassExponent');
   assert_equals(i.unitFactorTimeExponent, 0,
                 'reportItem.unitFactorTimeExponent');
   assert_equals(i.unitFactorTemperatureExponent, 0,
                 'reportItem.unitFactorTemperatureExponent');
   assert_equals(i.unitFactorCurrentExponent, 0,
                 'reportItem.unitFactorCurrentExponent');
   assert_equals(i.unitFactorLuminousIntensityExponent, 0,
                 'reportItem.unitFactorLuminousIntensityExponent');
   assert_equals(i.logicalMinimum, 0, 'reportItem.logicalMinimum');
   assert_equals(i.logicalMaximum, 1, 'reportItem.logicalMaximum');
   assert_equals(i.physicalMinimum, 0, 'reportItem.physicalMinimum');
   assert_equals(i.physicalMaximum, 1, 'reportItem.physicalMaximum');
   assert_equals(i.strings.length, 0, 'reportItem.strings.length');
 }, 'HIDDevice preserves device info');

 hid_test(async (t, fake) => {
   const deviceInfo = createDeviceWithInputReport(fake);

   // Set the units to nano-Newtons. 10^-9 kg m/s^2 = 10^-4 g cm/s^2
   // |unit_exponent| is set to 0x0C which encodes the factor 10^-4.
   // |unit| is a coded value representing "SI Linear, g cm/s^2".
   // See "Device Class Definition for HID v1.11" section 6.2.2.7 for more
   // information about HID unit values.
   deviceInfo.collections[0].inputReports[0].items[0].unitExponent = 0x0C;
   deviceInfo.collections[0].inputReports[0].items[0].unit = 0x0000E111;

   const guid = fake.addDevice(deviceInfo);
   fake.setSelectedDevice(guid);

   await trustedClick();
   const d = await navigator.hid.requestDevice({filters: []});

   assert_true(d instanceof HIDDevice, 'device instanceof HIDDevice');
   assert_equals(d.collections.length, 1, 'device.collections.length');

   const c = d.collections[0];
   assert_true(c instanceof HIDCollectionInfo,
               'collection instanceof HIDCollectionInfo');
   assert_equals(c.inputReports.length, 1, 'collection.inputReports.length');

   const r = c.inputReports[0];
   assert_true(r instanceof HIDReportInfo, 'report instanceof HIDReportInfo');
   assert_equals(r.items.length, 1, 'report.items.length');

   const i = r.items[0];
   assert_true(i instanceof HIDReportItem,
               'reportItem instanceof HIDReportItem');
   assert_equals(i.unitExponent, -4, 'reportItem.unitExponent');
   assert_equals(i.unitSystem, 'si-linear', 'reportItem.unitSystem');
   assert_equals(i.unitFactorLengthExponent, 1,
                 'reportItem.unitFactorLengthExponent');
   assert_equals(i.unitFactorMassExponent, 1,
                 'reportItem.unitFactorMassExponent');
   assert_equals(i.unitFactorTimeExponent, -2,
                 'reportItem.unitFactorTimeExponent');
   assert_equals(i.unitFactorTemperatureExponent, 0,
                 'reportItem.unitFactorTemperatureExponent');
   assert_equals(i.unitFactorCurrentExponent, 0,
                 'reportItem.unitFactorCurrentExponent');
   assert_equals(i.unitFactorLuminousIntensityExponent, 0,
                 'reportItem.unitFactorLuminousIntensityExponent');
 }, 'HIDDevice preserves units');

 </script>
 </body>
	<!DOCTYPE html>
	<body>
	<script src="../resources/testharness.js"></script>
	<script src="../resources/testharnessreport.js"></script>
	<script src="../resources/testdriver.js"></script>
	<script src="../resources/testdriver-vendor.js"></script>
	<script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script>
	<script src="file:///gen/services/device/public/mojom/hid.mojom.js"></script>
	<script src="file:///gen/third_party/blink/public/mojom/hid/hid.mojom.js"></script>
	<script src="resources/hid-test-utils.js"></script>
	<script>

	const kTestVendorId = 0x1234;
	const kTestProductId = 0xabcd;
	const kTestReportId = 0x01;
	const kButtonPrimary = 0x01;
	const kTestGuid = 'test-guid';
	const kTestProductName = 'test-device';
	const kTestSerialNumber = 'test-serial';
	const kTestDeviceNode = 'test-device-node';

	// Constructs and returns a device.mojom.HidDeviceInfo representing a
	// gamepad-like device with one input report. The input report has a single
	// 8-bit field with a button usage.
	function createDeviceWithInputReport(fake) {
	const nullUsage = new device.mojom.HidUsageAndPage();
	const buttonUsage = new device.mojom.HidUsageAndPage();
	buttonUsage.usagePage = device.mojom.PAGE_BUTTON;
	buttonUsage.usage = kButtonPrimary;
	const gamePadUsage = new device.mojom.HidUsageAndPage();
	gamePadUsage.usagePage = device.mojom.PAGE_GENERIC_DESKTOP;
	gamePadUsage.usage = device.mojom.GENERIC_DESKTOP_GAME_PAD;

	const reportItem = new device.mojom.HidReportItem();
	reportItem.isRange = false;
	reportItem.isConstant = false; // Data.
	reportItem.isVariable = true; // Variable.
	reportItem.isRelative = false; // Absolute.
	reportItem.wrap = false; // No wrap.
	reportItem.isNonLinear = false; // Linear.
	reportItem.noPreferredState = false; // Preferred State.
	reportItem.hasNullPosition = false; // No Null position.
	reportItem.isVolatile = false; // Non Volatile.
	reportItem.isBufferedBytes = false; // Bit Field.
	reportItem.usages = [buttonUsage];
	reportItem.usageMinimum = nullUsage;
	reportItem.usageMaximum = nullUsage;
	reportItem.designatorMinimum = 0;
	reportItem.designatorMaximum = 0;
	reportItem.stringMinimum = 0;
	reportItem.stringMaximum = 0;
	reportItem.logicalMinimum = 0;
	reportItem.logicalMaximum = 1;
	reportItem.physicalMinimum = 0;
	reportItem.physicalMaximum = 1;
	reportItem.unitExponent = 0;
	reportItem.unit = 0; // Unitless.
	reportItem.reportSize = 8; // 1 byte.
	reportItem.reportCount = 1;

	const report = new device.mojom.HidReportDescription();
	report.reportId = kTestReportId;
	report.items = [reportItem];

	const collection = new device.mojom.HidCollectionInfo();
	collection.usage = gamePadUsage;
	collection.reportIds = [kTestReportId];
	collection.collectionType = device.mojom.HID_COLLECTION_TYPE_APP_APPLICATION;
	collection.inputReports = [report];
	collection.outputReports = [];
	collection.featureReports = [];
	collection.children = [];

	const deviceInfo = fake.makeDevice(kTestVendorId, kTestProductId);
	// The device guid will be set by fake.addDevice().
	deviceInfo.productName = kTestProductName;
	deviceInfo.serialNumber = kTestSerialNumber;
	deviceInfo.busType = device.mojom.HidBusType.HID_BUS_TYPE_USB;
	deviceInfo.reportDescriptor = [];
	deviceInfo.collections = [collection];
	deviceInfo.hasReportId = true;
	deviceInfo.maxInputReportSize = 1;
	deviceInfo.maxOutputReportSize = 0;
	deviceInfo.maxFeatureReportSize = 0;
	deviceInfo.deviceNode = kTestDeviceNode;

	return deviceInfo;
	}

	hid_test(async (t, fake) => {
	const deviceInfo = createDeviceWithInputReport(fake);
	const guid = fake.addDevice(deviceInfo);
	fake.setSelectedDevice(guid);

	await trustedClick();
	const d = await navigator.hid.requestDevice({filters: []});

	assert_true(d instanceof HIDDevice, 'device instanceof HIDDevice');
	assert_false(d.opened, 'device.opened');
	assert_equals(d.vendorId, kTestVendorId, 'device.vendorId');
	assert_equals(d.productId, kTestProductId, 'device.productId');
	assert_equals(d.productName, kTestProductName, 'device.productName');
	assert_equals(d.collections.length, 1, 'device.collections.length');

	const c = d.collections[0];
	assert_true(c instanceof HIDCollectionInfo,
	'collection instanceof HIDCollectionInfo');
	assert_equals(c.usagePage, device.mojom.PAGE_GENERIC_DESKTOP,
	'collection.usagePage');
	assert_equals(c.usage, device.mojom.GENERIC_DESKTOP_GAME_PAD,
	'collection.usage');
	assert_equals(c.children.length, 0, 'collection.children.length');
	assert_equals(c.inputReports.length, 1, 'collection.inputReports.length');
	assert_equals(c.outputReports.length, 0, 'collection.outputReports.length');
	assert_equals(c.featureReports.length, 0, 'collection.featureReports.length');

	const r = c.inputReports[0];
	assert_true(r instanceof HIDReportInfo, 'report instanceof HIDReportInfo');
	assert_equals(r.reportId, kTestReportId, 'report.reportId');
	assert_equals(r.items.length, 1, 'report.items.length');

	const i = r.items[0];
	assert_true(i instanceof HIDReportItem,
	'reportItem instanceof HIDReportItem');
	assert_true(i.isAbsolute, 'reportItem.isAbsolute');
	assert_false(i.isArray, 'reportItem.isArray');
	assert_false(i.isRange, 'reportItem.isRange');
	assert_false(i.hasNull, 'reportItem.hasNull');
	assert_equals(i.usages.length, 1, 'reportItem.usages.length');
	assert_equals(i.usages[0], 0x00090001, 'reportItem.usages[0]');
	assert_equals(i.usageMinimum, 0, 'reportItem.usageMinimum');
	assert_equals(i.usageMaximum, 0, 'reportItem.usageMaximum');
	assert_equals(i.reportSize, 8, 'reportItem.reportSize');
	assert_equals(i.reportCount, 1, 'reportItem.reportCount');
	assert_equals(i.unitExponent, 0, 'reportItem.unitExponent');
	assert_equals(i.unitSystem, 'none', 'reportItem.unitSystem');
	assert_equals(i.unitFactorLengthExponent, 0,
	'reportItem.unitFactorLengthExponent');
	assert_equals(i.unitFactorMassExponent, 0,
	'reportItem.unitFactorMassExponent');
	assert_equals(i.unitFactorTimeExponent, 0,
	'reportItem.unitFactorTimeExponent');
	assert_equals(i.unitFactorTemperatureExponent, 0,
	'reportItem.unitFactorTemperatureExponent');
	assert_equals(i.unitFactorCurrentExponent, 0,
	'reportItem.unitFactorCurrentExponent');
	assert_equals(i.unitFactorLuminousIntensityExponent, 0,
	'reportItem.unitFactorLuminousIntensityExponent');
	assert_equals(i.logicalMinimum, 0, 'reportItem.logicalMinimum');
	assert_equals(i.logicalMaximum, 1, 'reportItem.logicalMaximum');
	assert_equals(i.physicalMinimum, 0, 'reportItem.physicalMinimum');
	assert_equals(i.physicalMaximum, 1, 'reportItem.physicalMaximum');
	assert_equals(i.strings.length, 0, 'reportItem.strings.length');
	}, 'HIDDevice preserves device info');

	hid_test(async (t, fake) => {
	const deviceInfo = createDeviceWithInputReport(fake);

	// Set the units to nano-Newtons. 10^-9 kg m/s^2 = 10^-4 g cm/s^2
	// \|unit_exponent\| is set to 0x0C which encodes the factor 10^-4.
	// \|unit\| is a coded value representing "SI Linear, g cm/s^2".
	// See "Device Class Definition for HID v1.11" section 6.2.2.7 for more
	// information about HID unit values.
	deviceInfo.collections[0].inputReports[0].items[0].unitExponent = 0x0C;
	deviceInfo.collections[0].inputReports[0].items[0].unit = 0x0000E111;

	const guid = fake.addDevice(deviceInfo);
	fake.setSelectedDevice(guid);

	await trustedClick();
	const d = await navigator.hid.requestDevice({filters: []});

	assert_true(d instanceof HIDDevice, 'device instanceof HIDDevice');
	assert_equals(d.collections.length, 1, 'device.collections.length');

	const c = d.collections[0];
	assert_true(c instanceof HIDCollectionInfo,
	'collection instanceof HIDCollectionInfo');
	assert_equals(c.inputReports.length, 1, 'collection.inputReports.length');

	const r = c.inputReports[0];
	assert_true(r instanceof HIDReportInfo, 'report instanceof HIDReportInfo');
	assert_equals(r.items.length, 1, 'report.items.length');

	const i = r.items[0];
	assert_true(i instanceof HIDReportItem,
	'reportItem instanceof HIDReportItem');
	assert_equals(i.unitExponent, -4, 'reportItem.unitExponent');
	assert_equals(i.unitSystem, 'si-linear', 'reportItem.unitSystem');
	assert_equals(i.unitFactorLengthExponent, 1,
	'reportItem.unitFactorLengthExponent');
	assert_equals(i.unitFactorMassExponent, 1,
	'reportItem.unitFactorMassExponent');
	assert_equals(i.unitFactorTimeExponent, -2,
	'reportItem.unitFactorTimeExponent');
	assert_equals(i.unitFactorTemperatureExponent, 0,
	'reportItem.unitFactorTemperatureExponent');
	assert_equals(i.unitFactorCurrentExponent, 0,
	'reportItem.unitFactorCurrentExponent');
	assert_equals(i.unitFactorLuminousIntensityExponent, 0,
	'reportItem.unitFactorLuminousIntensityExponent');
	}, 'HIDDevice preserves units');

	</script>
	</body>