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import unittest
import unittest.mock
from mcstasscript.helper.mcstas_objects import provide_parameter
from mcstasscript.helper.mcstas_objects import write_parameter
class Test_ParameterVariable(unittest.TestCase):
"""
Tests the ParameterVariable class that holds an input parameter
for the instrument.
"""
def test_ParameterVariable_init_basic(self):
"""
Smallest possible initialization
"""
par = provide_parameter("test")
self.assertEqual(par.name, "test")
def test_ParameterVariable_init_basic_type(self):
"""
Initialization with a type
"""
par = provide_parameter("double", "test")
self.assertEqual(par.name, "test")
self.assertEqual(par.type, "double")
def test_ParameterVariable_init_basic_type_value(self):
"""
Initialization with type and value
"""
par = provide_parameter("double", "test", value=518)
self.assertEqual(par.name, "test")
self.assertEqual(par.type, "double")
self.assertEqual(par.value, 518)
def test_ParameterVariable_init_basic_type_value_comment(self):
"""
Initialization with type, value and comment
"""
par = provide_parameter("double", "test", value=518,
comment="test comment /")
self.assertEqual(par.name, "test")
self.assertEqual(par.type, "double")
self.assertEqual(par.value, 518)
self.assertEqual(par.comment, "test comment /")
def test_ParameterVariable_init_basic_value_comment(self):
"""
Initialization with value and comment
"""
par = provide_parameter("test", value=518,
comment="test comment /")
self.assertEqual(par.name, "test")
self.assertEqual(par.type, "")
self.assertEqual(par.value, 518)
self.assertEqual(par.comment, "test comment /")
def test_ParameterVariable_init_options_initialize(self):
"""
Initialization with value and comment
"""
par = provide_parameter("test", value=2,
options=[1, 2, 3.1])
self.assertEqual(par.name, "test")
self.assertEqual(par.type, "")
self.assertEqual(par.value, 2)
self.assertEqual(par.get_options(), [1, 2, 3.1])
@unittest.mock.patch('__main__.__builtins__.open',
new_callable=unittest.mock.mock_open)
def test_ParameterVariable_write_basic(self, mock_f):
"""
Testing that write to file is correct. Here a line is in an
instrument parameter section. The write file operation is
mocked and check using a patch. Here a simple parameter is
used.
"""
par = provide_parameter("double", "test")
with mock_f('test.txt', 'w') as m_fo:
write_parameter(m_fo, parameter=par, stop_character="")
expected_writes = [unittest.mock.call("double test"),
unittest.mock.call(""),
unittest.mock.call(""),
unittest.mock.call("\n")]
mock_f.assert_called_with('test.txt', 'w')
handle = mock_f()
handle.write.assert_has_calls(expected_writes, any_order=False)
@unittest.mock.patch('__main__.__builtins__.open',
new_callable=unittest.mock.mock_open)
def test_ParameterVariable_write_complex_float(self, mock_f):
"""
Testing that write to file is correct. Here a line is in an
instrument parameter section. The write file operation is
mocked and check using a patch. Here a parameter with a value
is used. (float value)
"""
par = provide_parameter("double", "test", value=5.4,
comment="test comment")
with mock_f('test.txt', 'w') as m_fo:
write_parameter(m_fo, parameter=par, stop_character=")")
expected_writes = [unittest.mock.call("double test"),
unittest.mock.call(" = 5.4"),
unittest.mock.call(")"),
unittest.mock.call("// test comment"),
unittest.mock.call("\n")]
mock_f.assert_called_with('test.txt', 'w')
handle = mock_f()
handle.write.assert_has_calls(expected_writes, any_order=False)
@unittest.mock.patch('__main__.__builtins__.open',
new_callable=unittest.mock.mock_open)
def test_ParameterVariable_write_complex_int(self, mock_f):
"""
Testing that write to file is correct. Here a line is in an
instrument parameter section. The write file operation is
mocked and check using a patch. Here a parameter with a value
is used. (integer value)
"""
par = provide_parameter("double", "test", value=5,
comment="test comment")
with mock_f('test.txt', 'w') as m_fo:
write_parameter(m_fo, parameter=par, stop_character=")")
expected_writes = [unittest.mock.call("double test"),
unittest.mock.call(" = 5"),
unittest.mock.call(")"),
unittest.mock.call("// test comment"),
unittest.mock.call("\n")]
mock_f.assert_called_with('test.txt', 'w')
handle = mock_f()
handle.write.assert_has_calls(expected_writes, any_order=False)
@unittest.mock.patch('__main__.__builtins__.open',
new_callable=unittest.mock.mock_open)
def test_ParameterVariable_write_complex_string(self, mock_f):
"""
Testing that write to file is correct. Here a line is in an
instrument parameter section. The write file operation is
mocked and check using a patch. Here a parameter with a value
is used. (string value)
"""
par = provide_parameter("double", "test", value="\"Al\"",
comment="test comment")
with mock_f('test.txt', 'w') as m_fo:
write_parameter(m_fo, parameter=par, stop_character=",")
expected_writes = [unittest.mock.call("double test"),
unittest.mock.call(" = \"Al\""),
unittest.mock.call(","),
unittest.mock.call("// test comment"),
unittest.mock.call("\n")]
mock_f.assert_called_with('test.txt', 'w')
handle = mock_f()
handle.write.assert_has_calls(expected_writes, any_order=False)
if __name__ == '__main__':
unittest.main()
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