BtManagerDiscovery.test.js

/*
 * Copyright (C) 2022 Huawei Device Co., Ltd.
 * 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.
 */

import bluetoothManager from '@ohos.bluetoothManager';
import {describe, beforeAll, beforeEach, afterEach, afterAll, it, expect} from '@ohos/hypium'

export default function btManagerDiscoveryTest() {
describe('btManagerDiscoveryTest', function() {
    function sleep(delay) {
        return new Promise(resovle => setTimeout(resovle, delay))
    }

    async function tryToEnableBt() {
        let sta = bluetoothManager.getState();
        switch (sta) {
            case 0:
                bluetoothManager.enableBluetooth();
                await sleep(10000);
                let sta1 = bluetoothManager.getState();
                console.info('[bluetooth_js] bt turn off:' + JSON.stringify(sta1));
                break;
            case 1:
                console.info('[bluetooth_js] bt turning on:' + JSON.stringify(sta));
                await sleep(3000);
                break;
            case 2:
                console.info('[bluetooth_js] bt turn on:' + JSON.stringify(sta));
                break;
            case 3:
                bluetoothManager.enableBluetooth();
                await sleep(10000);
                let sta2 = bluetoothManager.getState();
                console.info('[bluetooth_js] bt turning off:' + JSON.stringify(sta2));
                break;
            default:
                console.info('[bluetooth_js] enable success');
        }
    }
    beforeAll(function () {
        console.info('beforeAll called')
    })
    beforeEach(async function (done) {
        console.info('beforeEach called')
        await tryToEnableBt()
        done()
    })
    afterEach(function () {
        console.info('afterEach called')
    })
    afterAll(function () {
        console.info('afterAll called')
    })
    /**
     * @tc.number SUB_COMMUNICATION_BTMANAGER_DISCOVERY_0100
     * @tc.name TEST bluetoothDeviceFind on&off 
     * @tc.desc TEST bluetoothDeviceFind
     * @tc.type Function
     * @tc.level Level 0
     */
    it('SUB_COMMUNICATION_BTMANAGER_DISCOVERY_0100', 0, async function (done) {
        function onReceiveEvent(data) {
            console.info('[bluetooth_js] Device' + JSON.stringify(data) +
            'length' + data.length);
            expect(true).assertTrue(data.length > 0);
        }
    try {
        bluetoothManager.on("bluetoothDeviceFind", onReceiveEvent);
        let result = bluetoothManager.startBluetoothDiscovery();
        await sleep(3000);
        console.info('[bluetooth_js] startDiscovery' + result);
        expect(result).assertTrue();
        bluetoothManager.off('bluetoothDeviceFind', onReceiveEvent);
        result = bluetoothManager.stopBluetoothDiscovery();
        console.info('[bluetooth_js] stopDiscovery' + result);
        expect(true).assertTrue();
    } catch (error) {
        console.error(`[bluetooth_js]bluetoothDeviceFin error, code is ${error.code}, 
        message is ${error.message}`);
    }
        done(); 
    })
})
}