def test_parse_dict(self):
self.assertEqual(Parser.parse("{}"), {})
self.assertEqual(Parser.parse("{' ': 123,}"), {" ": 123})
self.assertEqual(
Parser.parse(
"""
{
'abc': -123,
'' : 'xyz'
}
"""
),
{"abc": -123, "": "xyz"},
)
def test_parse_selector(self):
html = """
<html>
<body>
<div id='caption'>
abc
</div>
<div id='catalog'>
<div class='app'>
<a href='http://www.mozilla.jp/firefox/'>FireFox</a>
<ul class='os'>
<li>Windows</li>
<li>Mac</li>
<li>Linux</li>
</ul>
</div>
<div class='app'>
<a href='http://www.apple.com/safari/'>Safari</a>
<ul class='os'>
<li>Mac</li>
</ul>
</div>
</div>
</body>
</html>"""
self.assertEqual(Parser.parse("div#caption $text", html), "abc")
self.assertEqual(Parser.parse("div#caption", html), "abc") # abbreviation
self.assertEqual(Parser.parse("[div#catalog div.app @ a $text]", html), ["FireFox", "Safari"])
self.assertEqual(
Parser.parse("[div#catalog div.app @ [ul.os li @ $text]]", html), [["Windows", "Mac", "Linux"], ["Mac"]]
)
self.assertEqual(
Parser.parse("[div#catalog div.app @ a $[href]]", html),
["http://www.mozilla.jp/firefox/", "http://www.apple.com/safari/"],
)
self.assertEqual(
Parser.parse(
"""
{
'caption': div#caption,
'apps' : [div#catalog div.app @ {
'name': a $text,
'link': a $[href]
}]
}
""",
html,
),
{
"caption": "abc",
"apps": [
{"name": "FireFox", "link": "http://www.mozilla.jp/firefox/"},
{"name": "Safari", "link": "http://www.apple.com/safari/"},
],
},
)
self.assertEqual(Parser.parse(r'div[id="caption"]', html), "abc")
def test_parse_str(self):
self.assertEqual(Parser.parse("'abc'"), "abc")
self.assertEqual(Parser.parse('"123"'), "123")
self.assertEqual(Parser.parse("''"), "")
self.assertEqual(Parser.parse("'\\''"), "'")
self.assertEqual(Parser.parse("'\\\\'"), "\\\\")
self.assertEqual(Parser.parse("'\\\\\\''"), "\\\\'")
def test_parse_num(self):
self.assertEqual(Parser.parse("123"), 123)
self.assertEqual(Parser.parse("-123"), -123)
def test_parse_list(self):
self.assertEqual(Parser.parse("[]"), [])
self.assertEqual(Parser.parse("['abc',]"), ["abc"])
self.assertEqual(Parser.parse("['abc', 123]"), ["abc", 123])