Initial commit, working GPIO for all available CHIP GPIO pins, have not tested edge detection and callbacks

test/test_gpio_setup.py

@@ -0,0 +1,72 @@
+import pytest
+import os
+
+import CHIP_IO.GPIO as GPIO
+
+def teardown_module(module):
+    GPIO.cleanup()
+
+class TestSetup:
+    def test_setup_output_key(self):
+        GPIO.setup("U14_37", GPIO.OUT)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'out\n'
+        GPIO.cleanup()
+
+    def test_setup_output_name(self):
+        GPIO.setup("CSID6", GPIO.OUT)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'out\n'
+        GPIO.cleanup()
+
+    def test_setup_input_key(self):
+        GPIO.setup("U14_37", GPIO.IN)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'in\n'
+        GPIO.cleanup()
+
+    def test_setup_input_name(self):
+        GPIO.setup("CSID6", GPIO.IN)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'in\n'
+        GPIO.cleanup()
+
+    def test_setup_input_pull_up(self):
+        GPIO.setup("U14_37", GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'in\n'
+        GPIO.cleanup()
+
+    def test_setup_input_pull_down(self):
+        GPIO.setup("U14_37", GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        direction = open('/sys/class/gpio/gpio138/direction').read()
+        assert direction == 'in\n'
+        GPIO.cleanup()
+
+    def test_setup_cleanup(self):
+        GPIO.setup("U14_37", GPIO.OUT)
+        assert os.path.exists('/sys/class/gpio/gpio138')
+        GPIO.cleanup()
+        assert not os.path.exists('/sys/class/gpio/gpio138')
+
+    def test_setup_failed_type_error(self):
+        with pytest.raises(TypeError):
+            GPIO.setup("U14_37", "WEIRD")
+            GPIO.cleanup()
+
+    def test_setup_failed_value_error(self):
+        with pytest.raises(ValueError):
+            GPIO.setup("U14_37", 3)
+            GPIO.cleanup()
+
+    def test_setup_expanded_gpio(self):
+        GPIO.setup("XIO-P1", GPIO.OUT)
+        assert os.path.exists('/sys/class/gpio/gpio409')
+        GPIO.cleanup()
+        assert not os.path.exists('/sys/class/gpio/gpio409')