public abstract class BaseEmulatorHelper<T>
Utility class to start and stop a local service which is used by unit testing.
Type Parameter
Static Fields
DEFAULT_HOST
protected static final String DEFAULT_HOST
Field Value
DEFAULT_PORT
protected static final int DEFAULT_PORT
Field Value
PROJECT_ID_PREFIX
protected static final String PROJECT_ID_PREFIX
Field Value
Static Methods
findAvailablePort(int defaultPort)
protected static int findAvailablePort(int defaultPort)
Parameter
| Name | Description |
| defaultPort | int
|
Returns
isWindows()
protected static boolean isWindows()
Returns
Constructors
BaseEmulatorHelper(String emulator, int port, String projectId)
protected BaseEmulatorHelper(String emulator, int port, String projectId)
Parameters
Methods
getEmulatorRunners()
protected abstract List<BaseEmulatorHelper.EmulatorRunner> getEmulatorRunners()
Returns the emulator runners supported by this emulator. Runners are evaluated in order, the
first available runner is selected and executed
getLogger()
protected abstract Logger getLogger()
Returns
getOptions()
public abstract T getOptions()
Returns service options to access the local emulator.
getPort()
Returns the port to which the local emulator is listening.
getProjectId()
public String getProjectId()
Returns the project ID associated with the local emulator.
reset()
public abstract void reset()
Resets the internal state of the emulator.
sendPostRequest(String request)
protected final String sendPostRequest(String request)
Parameter
Returns
Exceptions
start()
public abstract void start()
Starts the local emulator.
startProcess(String blockUntilOutput)
protected final void startProcess(String blockUntilOutput)
Starts the local service as a subprocess. Blocks the execution until blockUntilOutput
is found on stdout.
| Name | Description |
| blockUntilOutput | String
|
Exceptions
stop(Duration timeout)
public abstract void stop(Duration timeout)
Stops the local emulator.
| Name | Description |
| timeout | org.threeten.bp.Duration
|
Exceptions
waitForProcess(Duration timeout)
protected final int waitForProcess(Duration timeout)
Waits for the local service's subprocess to terminate, and stop any possible thread listening
for its output.
| Name | Description |
| timeout | org.threeten.bp.Duration
|
Returns
Exceptions
