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: /lib/python3/dist-packages/twisted/conch/test/ [ drwxr-xr-x ]
name : test_text.py # -*- test-case-name: twisted.conch.test.test_text -*- # Copyright (c) Twisted Matrix Laboratories. # See LICENSE for details. from twisted.trial import unittest from twisted.conch.insults import text from twisted.conch.insults.text import attributes as A class FormattedTextTests(unittest.TestCase): """ Tests for assembling formatted text. """ def test_trivial(self): """ Using no formatting attributes produces no VT102 control sequences in the flattened output. """ self.assertEqual( text.assembleFormattedText(A.normal['Hello, world.']), 'Hello, world.') def test_bold(self): """ The bold formatting attribute, L{A.bold}, emits the VT102 control sequence to enable bold when flattened. """ self.assertEqual( text.assembleFormattedText(A.bold['Hello, world.']), '\x1b[1mHello, world.') def test_underline(self): """ The underline formatting attribute, L{A.underline}, emits the VT102 control sequence to enable underlining when flattened. """ self.assertEqual( text.assembleFormattedText(A.underline['Hello, world.']), '\x1b[4mHello, world.') def test_blink(self): """ The blink formatting attribute, L{A.blink}, emits the VT102 control sequence to enable blinking when flattened. """ self.assertEqual( text.assembleFormattedText(A.blink['Hello, world.']), '\x1b[5mHello, world.') def test_reverseVideo(self): """ The reverse-video formatting attribute, L{A.reverseVideo}, emits the VT102 control sequence to enable reversed video when flattened. """ self.assertEqual( text.assembleFormattedText(A.reverseVideo['Hello, world.']), '\x1b[7mHello, world.') def test_minus(self): """ Formatting attributes prefixed with a minus (C{-}) temporarily disable the prefixed attribute, emitting no VT102 control sequence to enable it in the flattened output. """ self.assertEqual( text.assembleFormattedText( A.bold[A.blink['Hello', -A.bold[' world'], '.']]), '\x1b[1;5mHello\x1b[0;5m world\x1b[1;5m.') def test_foreground(self): """ The foreground color formatting attribute, L{A.fg}, emits the VT102 control sequence to set the selected foreground color when flattened. """ self.assertEqual( text.assembleFormattedText( A.normal[A.fg.red['Hello, '], A.fg.green['world!']]), '\x1b[31mHello, \x1b[32mworld!') def test_background(self): """ The background color formatting attribute, L{A.bg}, emits the VT102 control sequence to set the selected background color when flattened. """ self.assertEqual( text.assembleFormattedText( A.normal[A.bg.red['Hello, '], A.bg.green['world!']]), '\x1b[41mHello, \x1b[42mworld!') def test_flattenDeprecated(self): """ L{twisted.conch.insults.text.flatten} emits a deprecation warning when imported or accessed. """ warningsShown = self.flushWarnings([self.test_flattenDeprecated]) self.assertEqual(len(warningsShown), 0) # Trigger the deprecation warning. text.flatten warningsShown = self.flushWarnings([self.test_flattenDeprecated]) self.assertEqual(len(warningsShown), 1) self.assertEqual(warningsShown[0]['category'], DeprecationWarning) self.assertEqual( warningsShown[0]['message'], 'twisted.conch.insults.text.flatten was deprecated in Twisted ' '13.1.0: Use twisted.conch.insults.text.assembleFormattedText ' 'instead.')