def test_correct_x_error_is_produced(self):
# Arrange
x = [1, 2, 3]
e = [1, 1]
y_front = [2, 2]
dx_front = [1., 2.]
y_rear = [1.5, 1.5]
dx_rear = [3., 2.]
front_name = "front"
rear_name = "rear"
result_name = "result"
front = self._provide_workspace_with_x_errors(front_name, True, 1, x,
y_front, e, dx_front)
rear = self._provide_workspace_with_x_errors(rear_name, True, 1, x,
y_rear, e, dx_rear)
result = self._provide_workspace_with_x_errors(result_name, False, 1,
x, y_front, e)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear, result,
scale)
# Assert
self.assertTrue(result.hasDx(0))
dx_expected_0 = (dx_front[0] * y_front[0] * scale + dx_rear[0] *
y_rear[0]) / (y_front[0] * scale + y_rear[0])
dx_expected_1 = (dx_front[1] * y_front[1] * scale + dx_rear[1] *
y_rear[1]) / (y_front[1] * scale + y_rear[1])
dx_result = result.readDx(0)
self.assertTrue(len(dx_result) == 2)
self.assertEqual(dx_result[0], dx_expected_0)
self.assertEqual(dx_result[1], dx_expected_1)
def test_that_non_matching_workspaces_are_detected(self):
# Arrange
front_name = "front"
rear_name = "rear"
result_name = "result"
x1 = [1, 2, 3]
e1 = [1, 1]
y1 = [2, 2]
dx1 = [1., 2.]
x2 = [1, 2, 3, 4]
e2 = [1, 1, 1]
y2 = [2, 2, 2]
dx2 = [1., 2., 3.]
front = self._provide_workspace_with_x_errors(front_name, True, 1, x1,
y1, e1, dx1)
rear = self._provide_workspace_with_x_errors(rear_name, True, 1, x2,
y2, e2, dx2)
result = self._provide_workspace_with_x_errors(result_name, False, 1)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear, result,
scale)
# Assert
self.assertFalse(result.hasDx(0))
def test_correct_x_error_is_produced(self):
# Arrange
x = [1,2,3]
e = [1,1]
y_front = [2,2]
dx_front = [1.,2.,3.]
y_rear = [1.5,1.5]
dx_rear = [3.,2.,1.]
front_name = "front"
rear_name = "rear"
result_name = "result"
front = self._provide_workspace_with_x_errors(front_name, True, 1, x, y_front, e, dx_front)
rear = self._provide_workspace_with_x_errors(rear_name, True, 1, x, y_rear, e, dx_rear)
result = self._provide_workspace_with_x_errors(result_name, False, 1, x, y_front, e)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear,result, scale)
# Assert
self.assertTrue(result.hasDx(0))
dx_expected_0 = (dx_front[0]*y_front[0]*scale + dx_rear[0]*y_rear[0])/(y_front[0]*scale + y_rear[0])
dx_expected_1 = (dx_front[1]*y_front[1]*scale + dx_rear[1]*y_rear[1])/(y_front[1]*scale + y_rear[1])
dx_expected_2 = dx_expected_1
dx_result = result.readDx(0)
self.assertTrue(len(dx_result) == 3)
self.assertEqual(dx_result[0], dx_expected_0)
self.assertEqual(dx_result[1], dx_expected_1)
self.assertEqual(dx_result[2], dx_expected_2)
def test_error_is_ignored_when_only_one_input_has_dx(self):
# Arrange
front_name = "front"
rear_name = "rear"
result_name = "result"
front = self._provide_workspace_with_x_errors(front_name, True, 1)
rear = self._provide_workspace_with_x_errors(rear_name, False, 1)
result = self._provide_workspace_with_x_errors(result_name, False, 1)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear,result, scale)
# Assert
self.assertFalse(result.hasDx(0))
def test_error_is_ignored_when_only_one_input_has_dx(self):
# Arrange
front_name = "front"
rear_name = "rear"
result_name = "result"
front = self._provide_workspace_with_x_errors(front_name, True, 1)
rear = self._provide_workspace_with_x_errors(rear_name, False, 1)
result = self._provide_workspace_with_x_errors(result_name, False, 1)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear,result, scale)
# Assert
self.assertFalse(result.hasDx(0))
def test_that_non_matching_workspaces_are_detected(self):
# Arrange
front_name = "front"
rear_name = "rear"
result_name = "result"
x1 = [1,2,3]
e1 = [1,1]
y1 = [2,2]
dx1 = [1.,2.,3.]
x2 = [1,2,3,4]
e2 = [1,1, 1]
y2 = [2,2, 2]
dx2 = [1.,2.,3.,4.]
front = self._provide_workspace_with_x_errors(front_name, True, 1, x1, y1, e1, dx1)
rear = self._provide_workspace_with_x_errors(rear_name, True, 1, x2, y2, e2, dx2)
result = self._provide_workspace_with_x_errors(result_name, False, 1)
scale = 2.
# Act
q_correction = QErrorCorrectionForMergedWorkspaces()
q_correction.correct_q_resolution_for_merged(front, rear,result, scale)
# Assert
self.assertFalse(result.hasDx(0))
