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How to use test_is_negative method in assertpy
Best Python code snippet using assertpy_python
varprecspinbox.py
Source:varprecspinbox.py 
1# -*- coding: utf-8 -*-2#3# Author: Tomi Jylhä-Ollila, Finland 2018-20194#5# This file is part of Kunquat.6#7# CC0 1.0 Universal, http://creativecommons.org/publicdomain/zero/1.0/8#9# To the extent possible under law, Kunquat Affirmers have waived all10# copyright and related or neighboring rights to Kunquat.11#12import math13import string14from kunquat.tracker.ui.qt import *15class VarPrecSpinBox(QAbstractSpinBox):16 valueChanged = Signal(float, name='valueChanged')17 def __init__(self, step_decimals=0, max_decimals=6):18 super().__init__()19 assert step_decimals >= 020 assert max_decimals >= 121 self._step_decimals = step_decimals22 self._max_decimals = max(step_decimals, max_decimals)23 self._value = 024 self._min_value = 025 self._max_value = 100 * 10**self._max_decimals26 self._minimum_width = None27 line_edit = self.lineEdit()28 line_edit.setText(str(self._value))29 line_edit.textChanged.connect(self._change_value)30 self.editingFinished.connect(self._minimise_string)31 def _to_internal(self, value):32 return int(round(value * 10**self._max_decimals))33 def _from_internal(self, value):34 return value / 10**self._max_decimals35 def _clamp_value(self):36 self._value = min(max(self._min_value, self._value), self._max_value)37 def setMinimum(self, minimum):38 self._min_value = self._to_internal(minimum)39 self._max_value = max(self._min_value, self._max_value)40 self._clamp_value()41 def setMaximum(self, maximum):42 self._max_value = self._to_internal(maximum)43 self._min_value = min(self._min_value, self._max_value)44 self._clamp_value()45 def setRange(self, minimum, maximum):46 assert minimum <= maximum47 self._min_value = self._to_internal(minimum)48 self._max_value = self._to_internal(maximum)49 self._clamp_value()50 def setDecimals(self, decimals):51 assert decimals >= 152 if decimals == self._max_decimals:53 return54 if decimals < self._max_decimals:55 factor = 10**(self._max_decimals - decimals)56 scale = lambda x: int(round(x / factor))57 else:58 factor = 10**(decimals - self._max_decimals)59 scale = lambda x: x * factor60 self._value = scale(self._value)61 self._min_value = scale(self._min_value)62 self._max_value = scale(self._max_value)63 self._max_decimals = decimals64 def _set_value(self, value):65 old_block = self.blockSignals(True)66 self._value = self._to_internal(value)67 self._clamp_value()68 new_text = self.text()69 if new_text != self.lineEdit().text():70 self.lineEdit().setText(new_text)71 self.blockSignals(old_block)72 self.update()73 def setValue(self, value):74 self._set_value(value)75 self.valueChanged.emit(self.value())76 def text(self):77 is_negative = (self._value < 0)78 abs_str = str(abs(self._value))79 digit_count = len(abs_str)80 if digit_count <= self._max_decimals:81 abs_str = '0.' + ('0' * (self._max_decimals - digit_count)) + abs_str82 else:83 whole_count = digit_count - self._max_decimals84 abs_str = abs_str[:whole_count] + '.' + abs_str[whole_count:]85 abs_str = abs_str.rstrip('0').rstrip('.')86 if not abs_str:87 abs_str = '0'88 return '-' + abs_str if is_negative else abs_str89 def _minimise_string(self):90 line_edit = self.lineEdit()91 old_text = line_edit.text()92 new_text = self.text()93 if new_text != old_text:94 old_block = line_edit.blockSignals(True)95 line_edit.setText(self.text())96 line_edit.blockSignals(old_block)97 def fixup(self, in_str):98 if not in_str:99 in_str = self.text()100 return super().fixup(in_str)101 def value(self):102 return self._from_internal(self._value)103 def _str_to_internal(self, in_str):104 if not in_str:105 raise ValueError('No input string')106 is_negative = (in_str[0] == '-')107 abs_str = in_str[1:] if is_negative else in_str108 parts = abs_str.split('.')109 if len(parts) > 2:110 raise ValueError('Illegal number format')111 if not all(all(c in string.digits for c in p) for p in parts):112 raise ValueError('Illegal number format')113 if len(parts) == 1:114 parts.append('0' * self._max_decimals)115 else:116 decimal_count = len(parts[1])117 parts[1] += '0' * (self._max_decimals - decimal_count)118 if len(parts[1]) > self._max_decimals:119 raise ValueError('Too many decimals')120 whole, decimals = (int(p) for p in parts)121 value = whole * 10**self._max_decimals + decimals122 if is_negative:123 value = -value124 if not (self._min_value <= value <= self._max_value):125 raise ValueError('Number outside range')126 return value127 def _change_value(self, value_str):128 try:129 self._value = self._str_to_internal(value_str)130 except ValueError:131 return132 self.valueChanged.emit(self.value())133 def stepEnabled(self):134 if self.wrapping():135 return QAbstractSpinBox.StepUpEnabled | QAbstractSpinBox.StepDownEnabled136 flags = QAbstractSpinBox.StepNone137 if self._value > self._min_value:138 flags |= QAbstractSpinBox.StepDownEnabled139 if self._value < self._max_value:140 flags |= QAbstractSpinBox.StepUpEnabled141 return flags142 def stepBy(self, steps):143 step_size = 10**(self._max_decimals - self._step_decimals)144 self._value += steps * step_size145 interval = self._max_value - self._min_value146 if self.wrapping() and interval > 0:147 if self._value < self._min_value:148 excess = (self._min_value - self._value) % interval149 self._value = self._max_value - excess150 elif self._value > self._max_value:151 excess = (self._value - self._max_value) % interval152 self._value = self._min_value + excess153 self._clamp_value()154 line_edit = self.lineEdit()155 old_block = line_edit.blockSignals(True)156 line_edit.setText(self.text())157 line_edit.blockSignals(old_block)158 self.valueChanged.emit(self.value())159 self.update()160 def _can_be_extended_to_valid(self, test_str):161 if not test_str:162 return True163 if not all(c in (string.digits + '-.') for c in test_str):164 return False165 if '-' in test_str[1:]:166 return False167 test_is_negative = (test_str[0] == '-')168 if test_is_negative and (self._min_value >= 0):169 return False170 def test_with_decimal_point(test_str):171 if self._max_decimals == 0:172 return False173 parts = test_str.split('.')174 if len(parts) > 2:175 return False176 whole_str, dec_str = parts177 if len(dec_str) > self._max_decimals:178 return False179 # See if the extension(s) with smallest absolute value is acceptable180 whole_abs_str = whole_str.lstrip('-')181 whole_abs = int(whole_abs_str) if whole_abs_str else 0182 dec_abs = int(dec_str) if dec_str else 0183 min_result_abs = whole_abs * 10**self._max_decimals + dec_abs184 test_value = -min_result_abs if test_is_negative else min_result_abs185 def test_fixed_sign(test_value):186 if test_value >= 0:187 if self._max_value < 0:188 return False189 bound = self._max_value190 else:191 if self._min_value >= 0:192 return False193 bound = abs(self._min_value)194 test_value = abs(test_value)195 return (test_value <= bound)196 if not test_fixed_sign(test_value):197 if test_is_negative:198 return False199 elif not test_fixed_sign(-test_value):200 return False201 return True202 if '.' in test_str:203 return test_with_decimal_point(test_str)204 # No decimal point so place it as far left as possible205 test_abs_str = test_str.lstrip('-')206 split_point = max(0, len(test_abs_str) - self._max_decimals)207 test_str = test_abs_str[:split_point] + '.' + test_abs_str[split_point:]208 if test_is_negative:209 test_str = '-' + test_str210 return test_with_decimal_point(test_str)211 def validate(self, in_str, pos):212 maybe_intermediate = (213 QValidator.Intermediate214 if self._can_be_extended_to_valid(in_str)215 else QValidator.Invalid)216 if not in_str:217 return (QValidator.Intermediate, in_str, pos)218 try:219 value = self._str_to_internal(in_str)220 except ValueError:221 return (maybe_intermediate, in_str, pos)222 if not (self._min_value <= value <= self._max_value):223 return (maybe_intermediate, in_str, pos)224 return (QValidator.Acceptable, in_str, pos)225 def update_style(self, style_mgr):226 self._minimum_width = None227 def minimumSizeHint(self):228 if not self._minimum_width:229 def get_longest_str(bound):230 return '.' + str(bound)231 min_longest = get_longest_str(self._min_value)232 max_longest = get_longest_str(self._max_value)233 longest = min_longest if len(min_longest) > len(max_longest) else max_longest234 fm = self.fontMetrics()235 width = fm.width(longest) + 2236 height = self.lineEdit().minimumSizeHint().height()237 opt = QStyleOptionSpinBox()238 self.initStyleOption(opt)239 self._minimum_width = self.style().sizeFromContents(240 QStyle.CT_SpinBox, opt, QSize(width, height), self).expandedTo(241 QApplication.globalStrut()).width()242 height = super().minimumSizeHint().height()...
testNumericalOperations.py
Source:testNumericalOperations.py
...54 assert_equal(vv, vv)55 assert_equal(ww, ww)56 echo_single_test("One less trivial equalities")57 assert_equal(vv, ww)58def test_is_negative():59 echo_function("test_is_negative")60 echo_single_test("some values")61 a = -sin(0.5*pi)62 assert_true(numerical_is_negative(a))63 a = -pi64 assert_true(numerical_is_negative(a))65 a = pi66 assert_false(numerical_is_negative(a))67 echo_single_test("zero is not negative")68 assert_false(numerical_is_negative(0))69def test_number_to_string():70 echo_function("test_number_to_string")71 a = 7.73542889062775*cos(11/9*pi + 1.30951587282752) - \72 7.55775391156456*cos(5/18*pi) + 2.5*cos(2/9*pi)73 assert_equal(number_to_string(a, digits=7), "0.329851")74 assert_equal(number_to_string(0, digits=15), "0.00000000000000")75 assert_equal(number_to_string(120, digits=3), "120")76 assert_equal(number_to_string(120, digits=5), "120.00")77 assert_equal(number_to_string(120.67, digits=3), "120")78 assert_equal(number_to_string(120.67, digits=4), "120.6")79 assert_equal(number_to_string(120.67, digits=14), "120.67000000000")80 assert_equal(number_to_string(-1, digits=3), "-1.00")81 assert_equal(number_to_string(-12, digits=2), "-12")82 assert_equal(number_to_string(-0.1234, digits=6), "-0.12340")83 assert_equal(number_to_string(-0.12, digits=3), "-0.12")84def testNumericalOperations():85 test_vector_equality()86 test_visual_length()87 test_is_negative()...
test_sent_algorithms.py
Source:test_sent_algorithms.py
...4class TestSentimentAlgorithms():5 def test_is_positive():6 print('If output greater than 0.0, test has passed for postive news headline:\n')7 print(headline_sentiment(positive_news_test))8 def test_is_negative():9 print('If output 0.0 or less, test has passed for negative news headline:\n')10 print(headline_sentiment(negative_news_test))11if __name__ == "__main__":12 TestSentimentAlgorithms.test_is_positive()...
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