def testCantRemoveSlashSlashInsideRegex(self):
input = """
function a() {
//a comment
var x = /^\/\//;
}"""
output = minifyme.remove_line_comments(input)
self.assertEqual(4, output.count('/'))
self.assertTrue(output.find('/^\/\//;') > 0)
def testRemovingSlashSlashComments(self):
input = """
//my wonderful comment
function a() {
//i'm inside my wonderful function
var x = 1;
}"""
output = minifyme.remove_line_comments(input)
self.assertEqual(0, output.count('/'))
def testCantRemoveSlashSlashInsideStrings(self):
input = """
function a() {
//a comment
var x = "//foo" //bar;
}"""
output = minifyme.remove_line_comments(input)
self.assertEqual(2, output.count('/'))
self.assertTrue(output.find("//bar") < 0)
self.assertTrue(output.find("//foo") > 0)
def test_removing_line_comments(self):
input = r'''
//first comment
function a() {
//second comment
var x = 1;
}'''
output = minifyme.remove_line_comments(input)
self.assertEqual(0, output.count('/'))
self.assertTrue(output.find('first comment') < 0)
self.assertTrue(output.find('second comment') < 0)
def test_cant_remove_multiline_comment_when_removing_line_comments(self):
input = r'/* test*/'
output = minifyme.remove_line_comments(input)
self.assertTrue(output.find(r'/* test*/') >= 0)
def test_scapes_are_interpreted_inside_strings(self):
input = r'var a = "bla\"test//!";'
output = minifyme.remove_line_comments(input)
self.assertTrue(output.find(r"a\"test//") > 0)
def test_cant_remove_double_slash_inside_regex(self):
input = r'var x = /^\/\//;'
output = minifyme.remove_line_comments(input)
self.assertEqual(4, output.count(r'/'))
self.assertTrue(output.find(r'/^\/\//;') > 0)
def test_cant_remove_double_slash_inside_strings(self):
input = r'var x = "//foo" //bar;'
output = minifyme.remove_line_comments(input)
self.assertEqual(2, output.count(r'/'))
self.assertTrue(output.find(r"//bar") < 0)
self.assertTrue(output.find(r"//foo") > 0)