28     def __init__(self, adbDevice):  argument
29         self._adbDevice = adbDevice
31     def runAdbCommand(self, cmd):  argument
32         self.waitForAdbDevice()
33         adbCmd = "adb -s %s %s" %(self._adbDevice, cmd)
37     def runShellCommand(self, cmd):  argument
38         return self.runAdbCommand("shell " + cmd)
40     def waitForAdbDevice(self):  argument
41         os.system("adb -s %s wait-for-device" %self._adbDevice)
43     def waitForBootComplete(self, timeout = 240):  argument
48             (output, err) = self.runShellCommand("getprop dev.bootcomplete")
59     def installApk(self, apkPath):  argument
60         (out, err) = self.runAdbCommand("install -r -d -g " + apkPath)
64     def uninstallApk(self, package):  argument
65         (out, err) = self.runAdbCommand("uninstall " + package)
69     def runInstrumentationTest(self, option):  argument
70         return self.runShellCommand("am instrument -w " + option)
72     def isProcessAlive(self, processName):  argument
73         (out, err) = self.runShellCommand("ps")
80     def getDensity(self):  argument
81         if "emulator" in self._adbDevice:
82           return int(self.runShellCommand("getprop qemu.sf.lcd_density")[0])
84           return int(self.runShellCommand("getprop ro.sf.lcd_density")[0])
86     def getSdkLevel(self):  argument
87         return int(self.runShellCommand("getprop ro.build.version.sdk")[0])
89     def getOrientation(self):  argument
90         return int(self.runShellCommand("dumpsys | grep SurfaceOrientation")[0].split()[1])