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from hamcrest.core.base_matcher import BaseMatcher
import operator
__author__ = "Jon Reid"
__copyright__ = "Copyright 2011 hamcrest.org"
__license__ = "BSD, see License.txt"
class OrderingComparison(BaseMatcher):
def __init__(self, value, comparison_function, comparison_description):
self.value = value
self.comparison_function = comparison_function
self.comparison_description = comparison_description
def _matches(self, item):
return self.comparison_function(item, self.value)
def describe_to(self, description):
description.append_text('a value ') \
.append_text(self.comparison_description) \
.append_text(' ') \
.append_description_of(self.value)
def greater_than(value):
"""Matches if object is greater than a given value.
:param value: The value to compare against.
"""
return OrderingComparison(value, operator.gt, 'greater than')
def greater_than_or_equal_to(value):
"""Matches if object is greater than or equal to a given value.
:param value: The value to compare against.
"""
return OrderingComparison(value, operator.ge, 'greater than or equal to')
def less_than(value):
"""Matches if object is less than a given value.
:param value: The value to compare against.
"""
return OrderingComparison(value, operator.lt, 'less than')
def less_than_or_equal_to(value):
"""Matches if object is less than or equal to a given value.
:param value: The value to compare against.
"""
return OrderingComparison(value, operator.le, 'less than or equal to')
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