def testSlicing(self):
r1 = ropes.Rope(para1)
r1 += ropes.Rope(para2)
s1 = para1 + para2
start = random.randint(0, len(r1) - 1)
end = random.randint(start + 1, len(r1))
self.assertEqual(str(r1[start:end]), s1[start:end])
def testCut_On_commonPrefix(self):
editor = TextEditor.SimpleEditor(commonPrefix,commonPrefix)
length = len(commonPrefix_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.cut(random_i,random_j)
self.assertEqual(editor.paste_text, ropes.Rope(commonPrefix_as_str[random_i:random_j]))
self.assertEqual(editor.document, ropes.Rope(commonPrefix_as_str[:random_i]) + ropes.Rope(commonPrefix_as_str[random_j:]))
def testCut_On_manySpaces(self):
editor = TextEditor.SimpleEditor(manySpaces,manySpaces)
length = len(manySpaces_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.cut(random_i,random_j)
self.assertEqual(editor.paste_text, ropes.Rope(manySpaces_as_str[random_i:random_j]))
self.assertEqual(editor.document, ropes.Rope(manySpaces_as_str[:random_i]) + ropes.Rope(manySpaces_as_str[random_j:]))
def testCut_On_numbersAndWords(self):
editor = TextEditor.SimpleEditor(numbersAndWords,numbersAndWords)
length = len(numbersAndWords_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.cut(random_i,random_j)
self.assertEqual(editor.paste_text, ropes.Rope(numbersAndWords_as_str[random_i:random_j]))
self.assertEqual(editor.document, ropes.Rope(numbersAndWords_as_str[:random_i]) + ropes.Rope(numbersAndWords_as_str[random_j:]))
def testCopy_On_commonText(self):
editor = TextEditor.SimpleEditor(commonText1,commonText1)
length = len(commonPrefix_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.copy(random_i,random_j)
self.assertEqual(editor.paste_text, ropes.Rope(commonText1_as_str[random_i:random_j]))
def populateDocumentWithInputText(self, filename):
'''
A function to populate the self.document as a rope containing rope the input file's text.
'''
with open(filename, "r") as fi:
data_text = fi.read()
self.document = ropes.Rope(data_text)
def testCopyPaste_On_manySpaces(self):
editor = TextEditor.SimpleEditor(manySpaces,manySpaces)
length = len(manySpaces_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.copy(random_i,random_j)
random_paste_index = randint(0,length)
editor.paste(random_paste_index)
self.assertEqual(editor.document, ropes.Rope(manySpaces_as_str[:random_paste_index ]) + ropes.Rope(manySpaces_as_str[random_i:random_j]) + ropes.Rope(manySpaces_as_str[random_paste_index :]) )
def testCopyPaste_On_commonPrefix(self):
editor = TextEditor.SimpleEditor(commonPrefix,commonPrefix)
length = len(commonPrefix_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.copy(random_i,random_j)
random_paste_index = randint(0,length)
editor.paste(random_paste_index)
self.assertEqual(editor.document, ropes.Rope(commonPrefix_as_str[:random_paste_index ]) + ropes.Rope(commonPrefix_as_str[random_i:random_j]) + ropes.Rope(commonPrefix_as_str[random_paste_index :]) )
def testCopyPaste_On_numbersAndWords(self):
editor = TextEditor.SimpleEditor(numbersAndWords,numbersAndWords)
length = len(numbersAndWords_as_str)
random_i = randint(0,length - 1)
random_j = randint(random_i,length)
editor.copy(random_i,random_j)
random_paste_index = randint(0,length)
editor.paste(random_paste_index)
self.assertEqual(editor.document, ropes.Rope(numbersAndWords_as_str[:random_paste_index ]) + ropes.Rope(numbersAndWords_as_str[random_i:random_j]) + ropes.Rope(numbersAndWords_as_str[random_paste_index :]) )
def __init__(self, documentPath, dictionaryFilePath):
# Create Trie to store dictionary words
self.dictionaryTrie = Trie.Trie()
# Create rope structure for document
self.document = None
self.populateDocumentWithInputText(documentPath)
# Insert dictionary words in Trie
for word in self.yieldWords(dictionaryFilePath):
self.dictionaryTrie.insert(word, self.dictionaryTrie.root)
# Create an empty rope object to later store pasted text
self.paste_text = ropes.Rope("")
def testAppends(self):
r1 = ropes.Rope()
r2 = ropes.Rope()
r2 += ropes.Rope(para4)
r2 += ropes.Rope(para5)
r1 += ropes.Rope(para1)
r1 += ropes.Rope(para2)
r1 += ropes.Rope(para3)
r1 += r2
self.assertEqual(str(r1), para1 + para2 + para3 + para4 + para5)
def testComparisons(self):
r1 = ropes.Rope(para1 + para2)
r2 = ropes.Rope(para1)
r2 += ropes.Rope(para2)
self.assertEqual(r1, r2)
r1 = ropes.Rope('hello') * 3
r2 = ropes.Rope('hello') * 2
r2 += ropes.Rope('hello')
self.assertEqual(r1, r2)
def testBalance(self):
r1 = ropes.Rope()
r1 += ropes.Rope(para1)
r1 += ropes.Rope(para2)
r1 += ropes.Rope(para3)
r1 += ropes.Rope(para4)
r1 += ropes.Rope(para5)
r1.balance()
self.assertEqual(str(r1), para1 + para2 + para3 + para4 + para5)
def testRepetition(self):
r1 = ropes.Rope('hello')
r1 *= 100
self.assertEqual(str(r1), 'hello' * 100)
def testLength(self):
r1 = ropes.Rope('hell')
r1 += ropes.Rope('o, w')
r1 += ropes.Rope('orld')
self.assertEqual(len(r1), 12)
def testCopy_On_empty(self):
editor = TextEditor.SimpleEditor(empty,empty)
editor.copy(0,0)
self.assertEqual(editor.paste_text, ropes.Rope(""))
def testEditorCreation_On_numbersAndWords(self):
editor = TextEditor.SimpleEditor(numbersAndWords,numbersAndWords)
self.assertEqual(editor.paste_text, ropes.Rope(""))
for word in numbersAndWords_WordsWithoutPunctuation:
self.assertEqual(editor.dictionaryTrie.find(word),True)
self.assertEqual(editor.document,ropes.Rope(numbersAndWords_as_str))
def testEditorCreation_On_manySpaces(self):
editor = TextEditor.SimpleEditor(manySpaces,manySpaces)
self.assertEqual(editor.paste_text, ropes.Rope(""))
for word in manySpaces_WordsWithoutPunctuation:
self.assertEqual(editor.dictionaryTrie.find(word),True)
self.assertEqual(editor.document,ropes.Rope(manySpaces_as_str))
def testEditorCreation_On_Empty(self):
editor = TextEditor.SimpleEditor(empty,empty)
self.assertEqual(editor.paste_text, ropes.Rope(""))
self.assertEqual(len(editor.dictionaryTrie.root.children),0)
self.assertEqual(editor.document,ropes.Rope(empty_as_str))
def testEditorCreation_On_CommonPrefix(self):
editor = TextEditor.SimpleEditor(commonPrefix,commonPrefix)
self.assertEqual(editor.paste_text, ropes.Rope(""))
for word in commonPrefix_WordsWithoutPunctuation:
self.assertEqual(editor.dictionaryTrie.find(word),True)
self.assertEqual(editor.document,ropes.Rope(commonPrefix_as_str))
def testLength(self):
r1 = ropes.Rope('hello')
r1 *= 100
self.assertEqual(len(r1), 500)
def testHashing(self):
r1 = ropes.Rope(para1 + para2 + para3)
r2 = ropes.Rope(para1)
r2 += ropes.Rope(para2)
r2 = r2 + ropes.Rope(para3)
self.assertEqual(hash(r1), hash(r2))
def testCut_On_empty(self):
editor = TextEditor.SimpleEditor(empty,empty)
editor.cut(0,0)
self.assertEqual(editor.paste_text, ropes.Rope(""))
self.assertEqual(editor.document, ropes.Rope(""))
def testIteration(self):
r1 = ropes.Rope(para1 + para2 + para3)
r2 = ropes.Rope('')
for c in r1:
r2 += ropes.Rope(c)
self.assertEqual(str(r1), str(r2))
def testCopyPaste_On_empty(self):
editor = TextEditor.SimpleEditor(empty,empty)
editor.copy(0,0)
random_paste_index = randint(0,0)
editor.paste(random_paste_index)
self.assertEqual(editor.document, ropes.Rope("") )
