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import unittest
import unittest.mock
import io
from mcstasscript.jb_interface.widget_helpers import HiddenPrints
from mcstasscript.jb_interface.widget_helpers import parameter_has_default
from mcstasscript.jb_interface.widget_helpers import get_parameter_default
from mcstasscript.helper.mcstas_objects import provide_parameter
class TestWidgetHelpers(unittest.TestCase):
"""
Tests of widget helpers
"""
@unittest.mock.patch("sys.stdout", new_callable=io.StringIO)
def test_HiddenPrints(self, mock_stdout):
"""
Checks HiddenPrints suppress output to stdout
"""
print("test")
output = mock_stdout.getvalue()
self.assertEqual(output, "test\n")
with HiddenPrints():
print("Hello")
output = mock_stdout.getvalue()
self.assertEqual(output, "test\n")
def test_parameter_has_default_false(self):
"""
Check for parameter that does not have default, should be false
"""
par = provide_parameter("test")
self.assertFalse(parameter_has_default(par))
def test_parameter_has_default_true(self):
"""
Check for parameter that has default, should be true
"""
par = provide_parameter("test", value=8)
self.assertTrue(parameter_has_default(par))
def test_get_parameter_default_string(self):
"""
Get the default for string parameter
"""
par = provide_parameter("string", "test", value="variable")
self.assertEqual(get_parameter_default(par), "variable")
def test_get_parameter_default_double_specified(self):
"""
Get the default for specified double parameter
"""
par = provide_parameter("double", "test", value=5.5)
self.assertEqual(get_parameter_default(par), 5.5)
def test_get_parameter_default_double(self):
"""
Get the default for parameter that was double by default
"""
par = provide_parameter("test", value=5.7)
self.assertEqual(get_parameter_default(par), 5.7)
def test_get_parameter_default_int(self):
"""
Get default value from integer value, should be rounded
"""
par = provide_parameter("int", "test", value=5.7)
self.assertEqual(get_parameter_default(par), 5)
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