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usb-serial-for-android
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test nonstandard baud rates

This commit is contained in:
Kai Morich 2019-10-26 15:40:40 +02:00
parent f7399c2aad
commit fac8c9f340
2 changed files with 46 additions and 22 deletions
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7
usbSerialForAndroid/build.gradle
View File

@ -8,10 +8,9 @@ android {
minSdkVersion 17
targetSdkVersion 28
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
testInstrumentationRunnerArguments = [
'rfc2217_server_host': '192.168.0.171',
'rfc2217_server_nonstandard_baudrates': 'false', // false on Windows, Raspi
'rfc2217_server_parity_mark_space': 'true' // false on Raspi
testInstrumentationRunnerArguments = [ // Raspi Windows LinuxVM ...
'rfc2217_server_host': '192.168.0.100',
'rfc2217_server_nonstandard_baudrates': 'true', // true false false
]
}

61
usbSerialForAndroid/src/androidTest/java/com/hoho/android/usbserial/DeviceTest.java
View File

@ -68,7 +68,6 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
private static String rfc2217_server_host;
private static int rfc2217_server_port = 2217;
private static boolean rfc2217_server_nonstandard_baudrates;
private static boolean rfc2217_server_parity_mark_space;
private static String test_device_driver;
private static int test_device_port;
@ -108,7 +107,6 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
public static void setUpFixture() throws Exception {
rfc2217_server_host = InstrumentationRegistry.getArguments().getString("rfc2217_server_host");
rfc2217_server_nonstandard_baudrates = Boolean.valueOf(InstrumentationRegistry.getArguments().getString("rfc2217_server_nonstandard_baudrates"));
rfc2217_server_parity_mark_space = Boolean.valueOf(InstrumentationRegistry.getArguments().getString("rfc2217_server_parity_mark_space"));
test_device_driver = InstrumentationRegistry.getArguments().getString("test_device_driver");
test_device_port = Integer.valueOf(InstrumentationRegistry.getArguments().getString("test_device_port","0"));
@ -532,8 +530,6 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
@Test
public void baudRate() throws Exception {
byte[] data;
if (false) { // default baud rate
// CP2102: only works if first connection after attaching device
// PL2303, FTDI: it's not 9600
@ -604,9 +600,7 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
} catch (IllegalArgumentException ignored) {
}
for(int baudRate : new int[] {300, 2400, 19200, 42000, 115200} ) {
if(baudRate == 42000 && !rfc2217_server_nonstandard_baudrates)
continue; // rfc2217_server.py would terminate
for(int baudRate : new int[] {300, 2400, 19200, 115200} ) {
if(baudRate == 300 && isCp21xxRestrictedPort) {
try {
usbParameters(baudRate, 8, 1, UsbSerialPort.PARITY_NONE);
@ -620,10 +614,42 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
doReadWrite(baudRate+"/8N1");
}
if(rfc2217_server_nonstandard_baudrates && !isCp21xxRestrictedPort) {
// usbParameters does not fail on devices that do not support nonstandard baud rates
usbParameters(42000, 8, 1, UsbSerialPort.PARITY_NONE);
telnetParameters(42000, 8, 1, UsbSerialPort.PARITY_NONE);
byte[] buf1 = "abc".getBytes();
byte[] buf2 = "ABC".getBytes();
byte[] data1, data2;
usbWrite(buf1);
data1 = telnetRead();
telnetWrite(buf2);
data2 = usbRead();
if (usbSerialDriver instanceof ProlificSerialDriver) {
// not supported
assertNotEquals(data1, buf2);
assertNotEquals(data2, buf2);
} else if (usbSerialDriver instanceof Cp21xxSerialDriver) {
if (usbSerialDriver.getPorts().size() > 1) {
// supported on cp2105 first port
assertThat("42000/8N1", data1, equalTo(buf1));
assertThat("42000/8N1", data2, equalTo(buf2));
} else {
// not supported on cp2102
assertNotEquals(data1, buf1);
assertNotEquals(data2, buf2);
}
assertThat("42000/8N1", data1, equalTo(buf1));
} else {
assertThat("42000/8N1", data2, equalTo(buf2));
}
}
{ // non matching baud rate
telnetParameters(19200, 8, 1, UsbSerialPort.PARITY_NONE);
usbParameters(2400, 8, 1, UsbSerialPort.PARITY_NONE);
byte[] data;
telnetWrite("net2usb".getBytes());
data = usbRead();
assertNotEquals(7, data.length);
@ -762,7 +788,7 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
if (usbSerialDriver instanceof CdcAcmSerialDriver) {
// not supported by arduino_leonardo_bridge.ino, other devices might support it
} else if (rfc2217_server_parity_mark_space) {
} else {
usbParameters(19200, 7, 1, UsbSerialPort.PARITY_MARK);
usbWrite(_8n1);
data = telnetRead(4);
@ -794,17 +820,16 @@ public class DeviceTest implements SerialInputOutputManager.Listener {
if (usbSerialDriver instanceof CdcAcmSerialDriver) {
// not supported by arduino_leonardo_bridge.ino, other devices might support it
} else {
if (rfc2217_server_parity_mark_space) {
telnetParameters(19200, 7, 1, UsbSerialPort.PARITY_MARK);
telnetWrite(_8n1);
data = usbRead(4);
assertThat("19200/7M1", data, equalTo(_7m1));
telnetParameters(19200, 7, 1, UsbSerialPort.PARITY_MARK);
telnetWrite(_8n1);
data = usbRead(4);
assertThat("19200/7M1", data, equalTo(_7m1));
telnetParameters(19200, 7, 1, UsbSerialPort.PARITY_SPACE);
telnetWrite(_8n1);
data = usbRead(4);
assertThat("19200/7S1", data, equalTo(_7s1));
telnetParameters(19200, 7, 1, UsbSerialPort.PARITY_SPACE);
telnetWrite(_8n1);
data = usbRead(4);
assertThat("19200/7S1", data, equalTo(_7s1));
}
usbParameters(19200, 7, 1, UsbSerialPort.PARITY_ODD);
telnetParameters(19200, 8, 1, UsbSerialPort.PARITY_NONE);
telnetWrite(_8n1);