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Randomize the fuzzer a bit more with inserting characters

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Dave Halter
2019-01-10 01:22:24 +01:00
parent 94c2681c8e
commit f6a8b997f2
1 changed files with 4 additions and 1 deletions
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5
test/fuzz_diff_parser.py
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@@ -51,6 +51,7 @@ class LineReplacement:
self._new_line = new_line self._new_line = new_line
def apply(self, code_lines): def apply(self, code_lines):
#print(repr(self._new_line))
code_lines[self._line_nr] = self._new_line code_lines[self._line_nr] = self._new_line
@@ -103,7 +104,9 @@ class FileModification:
line_nr = random_line() line_nr = random_line()
line = lines[line_nr] line = lines[line_nr]
column = random.randint(0, len(line)) column = random.randint(0, len(line))
random_string = ''.join(chr(random.randint(0, 1000)) for _ in range(5)) # The lower characters cause way more issues.
unicode_range = 0x1f if random.randint(0, 1) else 0x3000
random_string = ''.join(chr(random.randint(0, unicode_range)) for _ in range(5))
l = LineReplacement(line_nr, line[:column] + random_string + line[column:]) l = LineReplacement(line_nr, line[:column] + random_string + line[column:])
l.apply(lines) l.apply(lines)
yield l yield l