tests: add python test cases suite

Currently only galileo is supported. This commit removes the old GTEST stuff
and mraa_test.cxx which never did much

Signed-off-by: Costin Constantin <costin.c.constantin@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

tests/general_checks.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python
+
+# Author: Costin Constantin <costin.c.constantin@intel.com>
+# Copyright (c) 2015 Intel Corporation.
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import unittest as u
+import mraa as m
+
+class GeneralChecks(u.TestCase):
+  def test_mraa_version(self):
+    self.version = m.getVersion()
+    print "Version is: " + self.version
+    self.assertIsNotNone(self.version)
+
+if __name__ == "__main__":
+  u.main()

tests/gpio_checks.py

@@ -0,0 +1,91 @@
+#!/usr/bin/env python
+
+# Author: Costin Constantin <costin.c.constantin@intel.com>
+# Copyright (c) 2015 Intel Corporation.
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import mraa as m
+import unittest as u
+import os, re, sys
+from time import sleep
+
+MRAA_GPIO = 3
+
+@u.skipIf(m.pinModeTest(MRAA_GPIO, m.PIN_GPIO) != True, str(MRAA_GPIO) + "is not a valid Gpio on this platform")
+class GpioChecks(u.TestCase):
+
+  def setUp(self):
+    self.pin = m.Gpio(MRAA_GPIO)
+    self.gpio_path = "/sys/class/gpio/gpio" + str(self.pin.getPin(True))
+
+  def tearDown(self):
+    # dereference pin to force cleanup
+    self.pin = ""
+
+  def test_returning_pin_no(self):
+    self.pin_no = self.pin.getPin() # i should have the pin no. here as set when initing Gpio class
+    self.assertEqual(self.pin_no, MRAA_GPIO, "Something wrong happened ... set pin doesn't correspond to retrieved one")
+
+  def test_returning_pin_as_on_sys(self):
+    self.assertTrue(os.path.exists(self.gpio_path))
+
+  def test_set_GPIO_as_output(self):
+    self.pin.dir(m.DIR_OUT)
+    dir_file = open(self.gpio_path + "/direction")
+    dir_file_content = dir_file.readline()[:-1]
+    dir_file.close()
+    self.assertMultiLineEqual(dir_file_content, "out")
+
+  def test_set_GPIO_as_input(self):
+    self.pin.dir(m.DIR_IN)
+    dir_file = open(self.gpio_path + "/direction")
+    dir_file_content = dir_file.readline()[:-1]
+    dir_file.close()
+    self.assertMultiLineEqual(dir_file_content, "in")
+
+  def test_GPIO_as_output_write_HIGH_level(self):
+    self.pin.dir(m.DIR_OUT)
+    self.pin.write(1)
+    val_file = open(self.gpio_path + "/value")
+    sysfs_pin_value = val_file.readline()[:-1]
+    val_file.close()
+    self.assertEqual(int(sysfs_pin_value),1, "Value doesn't match the HIGH state")
+
+  def test_GPIO_as_output_write_LOW_level(self):
+    self.pin.dir(m.DIR_OUT)
+    self.pin.write(0)
+    val_file = open(self.gpio_path + "/value")
+    sysfs_pin_value = val_file.readline()[:-1]
+    val_file.close()
+    self.assertEqual(int(sysfs_pin_value), 0, "Value doesn't match the LOW state")
+
+  def test_GPIO_as_input_and_write_HIGH_on_it(self):
+    self.pin.dir(m.DIR_IN)
+    res = self.pin.write(1)
+    self.assertNotEqual(res, m.SUCCESS, "The command should fail")
+
+  def test_GPIO_as_input_and_write_LOW_on_it(self):
+    self.pin.dir(m.DIR_IN)
+    res = self.pin.write(0)
+    self.assertGreater(res, 0, "The command should have returned value greater than 0")
+
+if __name__ == '__main__':
+  u.main()

tests/mraa_test.cxx

@@ -1,12 +0,0 @@
-#include <mraa.h>
-#include "gtest/gtest.h"
-#include "version.h"
-
-/* Careful, this test will only attempt to check the returned version is valid,
- * it doesn't try to check the version is a release one.
- */
-TEST (basic, mraa_get_version) {
-    char bar[64];
-    strcpy(bar, mraa_get_version());
-    ASSERT_STREQ(mraa_get_version(), gVERSION);
-}

tests/platform_checks.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python
+
+# Author: Costin Constantin <costin.c.constantin@intel.com>
+# Copyright (c) 2015 Intel Corporation.
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+import unittest as u
+import mraa as m
+
+@u.skipIf(m.init() != m.ERROR_PLATFORM_ALREADY_INITIALISED, "mraa_init() not valid")
+class PlatformChecks(u.TestCase):
+  def test_mraa_check_platform_no_of_pins(self):
+    pinCount = m.getPinCount()
+    self.assertEqual(pinCount, 20, "Wrong number. of pins. Check platform ...")
+
+  def test_mraa_check_platform_ADC_max_resolution(self):
+    self.p_ADC_mres = m.adcRawBits()
+    print "Platform ADC max. resolution is: " + str(self.p_ADC_mres) + " bits"
+    self.assertEqual(self.p_ADC_mres, 12, "Wrong ADC max. resolution. Check platform ...")
+
+  def test_mraa_check_platform_ADC_resolution(self):
+    self.p_ADC_res = m.adcSupportedBits()
+    print "Platform ADC resolution is: " + str(self.p_ADC_res) + " bits"
+    self.assertEqual(self.p_ADC_res, 10, "Wrong ADC suported resolution. Check platform ...")
+
+if __name__ == "__main__":
+  u.main()