Tests not verified for busio implementation

diff --git a/python/testing/implementation/all/busio.py b/python/testing/implementation/all/busio.py
new file mode 100644 (file)
index 0000000..099499e
--- /dev/null
+++ b/python/testing/implementation/all/busio.py
@@ -0,0 +1,80 @@
+from unittest import TestCase
+from testing import yes_no
+
+class TestMMA8451Interactive(TestCase):
+
+    def test_read_value(self):
+        import math
+        import board
+        gc.collect()
+        if not(yes_no("Is MMA8451 wired to SCL {} SDA {} and held still".format(board.SCL, board.SDA))):
+            return # test trivially passed
+        import busio
+        # from https://github.com/adafruit/Adafruit_CircuitPython_MMA8451/blob/29e31a0bb836367bc73763b83513105252b7b264/examples/simpletest.py
+        import adafruit_mma8451
+        # Initialize I2C bus.
+        i2c = busio.I2C(board.SCL, board.SDA)
+        sensor = adafruit_mma8451.MMA8451(i2c)
+
+        x, y, z = sensor.acceleration
+        absolute = math.sqrt(x**2, y**2, z**2)
+        self.assertTrue(9 <=absolute <= 11, "Not earth gravity")
+
+        orientation = sensor.orientation
+        self.assertTrue(orientation in (
+            adafruit_mma8451.PL_PUF,
+            adafruit_mma8451.PL_PUB,
+            adafruit_mma8451.PL_PDF,
+            adafruit_mma8451.PL_PDB,
+            adafruit_mma8451.PL_LRF,
+            adafruit_mma8451.PL_LRB,
+            adafruit_mma8451.PL_LLF,
+            adafruit_mma8451.PL_LLB,
+        ))
+
+class TestBNO055Interactive(TestCase):
+
+    def test_read_value(self):
+        """
+        Access all sensor values as per
+        https://github.com/adafruit/Adafruit_CircuitPython_BNO055/blob/bdf6ada21e7552c242bc470d4d2619b480b4c574/examples/values.py
+        """
+        import board
+        import busio
+        import adafruit_bno055
+
+        i2c = busio.I2C(board.SCL, board.SDA)
+        sensor = adafruit_bno055.BNO055(i2c)
+
+        sensor.temperature
+        sensor.accelerometer
+        sensor.magnetometer
+        sensor.gyroscope
+        sensor.euler
+        sensor.quaternion
+        sensor.linear_acceleration
+        sensor.gravity
+
+
+class TestGPSInteractive(TestCase):
+
+    def test_read_value(self):
+        import microcontroller
+        import busio
+        import adafruit_gps
+
+        # configure the last available UART (first uart often for REPL)
+        uartId, txId, rxId = microcontroller.uartPorts[-1]
+        txPin = microcontroller.Pin(txId)
+        rxPin = microcontroller.Pin(rxId)
+        uart = busio.UART(txPin, rxPin, baudrate=9600, timeout=3000)
+
+        gps = adafruit_gps.GPS(uart)
+
+        gps.send_command('PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0')
+        gps.send_command('PMTK220,1000')
+        gps.update()
+        self.awaitTrue("GPS fix", lambda: gps.has_fix)
+        self.assertTrue(gps.satellites is not None)
+        self.assertTrue(-90 <= gps.latitude < 90)
+        self.assertTrue(-180 <= gps.longitude < 180)
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