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# (c) 2010 Ch. Zwerschke and contributors
# This module is part of the Python Paste Project and is released under
# the MIT License: http://www.opensource.org/licenses/mit-license.php
from paste.util.mimeparse import *
def test_parse_mime_type():
parse = parse_mime_type
assert parse('*/*') == ('*', '*', {})
assert parse('text/html') == ('text', 'html', {})
assert parse('audio/*; q=0.2') == ('audio', '*', {'q': '0.2'})
assert parse('text/x-dvi;level=1') == ('text', 'x-dvi', {'level': '1'})
assert parse('image/gif; level=2; q=0.4') == (
'image', 'gif', {'level': '2', 'q': '0.4'})
assert parse('application/xhtml;level=3;q=0.5') == (
'application', 'xhtml', {'level': '3', 'q': '0.5'})
assert parse('application/xml') == ('application', 'xml', {})
assert parse('application/xml;q=1') == ('application', 'xml', {'q': '1'})
assert parse('application/xml ; q=1;b=other') == (
'application', 'xml', {'q': '1', 'b': 'other'})
assert parse('application/xml ; q=2;b=other') == (
'application', 'xml', {'q': '2', 'b': 'other'})
assert parse('application/xhtml;q=0.5') == (
'application', 'xhtml', {'q': '0.5'})
assert parse('application/xhtml;q=0.5;ver=1.2') == (
'application', 'xhtml', {'q': '0.5', 'ver': '1.2'})
def test_parse_illformed_mime_type():
parse = parse_mime_type
assert parse('*') == ('*', '*', {})
assert parse('text') == ('text', '*', {})
assert parse('text/') == ('text', '*', {})
assert parse('/plain') == ('*', 'plain', {})
assert parse('/') == ('*', '*', {})
assert parse('text/plain;') == ('text', 'plain', {})
assert parse(';q=0.5') == ('*', '*', {'q': '0.5'})
assert parse('*; q=.2') == ('*', '*', {'q': '.2'})
assert parse('image; q=.7; level=3') == (
'image', '*', {'q': '.7', 'level': '3'})
assert parse('*;q=1') == ('*', '*', {'q': '1'})
assert parse('*;q=') == ('*', '*', {})
assert parse('*;=0.5') == ('*', '*', {})
assert parse('*;q=foobar') == ('*', '*', {'q': 'foobar'})
assert parse('image/gif; level=2; q=2') == (
'image', 'gif', {'level': '2', 'q': '2'})
assert parse('application/xml;q=') == ('application', 'xml', {})
assert parse('application/xml ;q=') == ('application', 'xml', {})
assert parse(' *; q =;') == ('*', '*', {})
assert parse(' *; q=.2') == ('*', '*', {'q': '.2'})
def test_parse_media_range():
parse = parse_media_range
assert parse('application/*;q=0.5') == ('application', '*', {'q': '0.5'})
assert parse('text/plain') == ('text', 'plain', {'q': '1'})
assert parse('*') == ('*', '*', {'q': '1'})
assert parse(';q=0.5') == ('*', '*', {'q': '0.5'})
assert parse('*;q=0.5') == ('*', '*', {'q': '0.5'})
assert parse('*;q=1') == ('*', '*', {'q': '1'})
assert parse('*;q=') == ('*', '*', {'q': '1'})
assert parse('*;q=-1') == ('*', '*', {'q': '1'})
assert parse('*;q=foobar') == ('*', '*', {'q': '1'})
assert parse('*;q=0.0001') == ('*', '*', {'q': '0.0001'})
assert parse('*;q=1000.0') == ('*', '*', {'q': '1'})
assert parse('*;q=0') == ('*', '*', {'q': '0'})
assert parse('*;q=0.0000') == ('*', '*', {'q': '0.0000'})
assert parse('*;q=1.0001') == ('*', '*', {'q': '1'})
assert parse('*;q=2') == ('*', '*', {'q': '1'})
assert parse('*;q=1e3') == ('*', '*', {'q': '1'})
assert parse('image/gif; level=2') == (
'image', 'gif', {'level': '2', 'q': '1'})
assert parse('image/gif; level=2; q=0.5') == (
'image', 'gif', {'level': '2', 'q': '0.5'})
assert parse('image/gif; level=2; q=2') == (
'image', 'gif', {'level': '2', 'q': '1'})
assert parse('application/xml') == ('application', 'xml', {'q': '1'})
assert parse('application/xml;q=1') == ('application', 'xml', {'q': '1'})
assert parse('application/xml;q=') == ('application', 'xml', {'q': '1'})
assert parse('application/xml ;q=') == ('application', 'xml', {'q': '1'})
assert parse('application/xml ; q=1;b=other') == (
'application', 'xml', {'q': '1', 'b': 'other'})
assert parse('application/xml ; q=2;b=other') == (
'application', 'xml', {'q': '1', 'b': 'other'})
assert parse(' *; q =;') == ('*', '*', {'q': '1'})
assert parse(' *; q=.2') == ('*', '*', {'q': '.2'})
def test_fitness_and_quality_parsed():
faq = fitness_and_quality_parsed
assert faq('*/*;q=0.7', [
('foo', 'bar', {'q': '0.5'})]) == (0, 0.5)
assert faq('foo/*;q=0.7', [
('foo', 'bar', {'q': '0.5'})]) == (100, 0.5)
assert faq('*/bar;q=0.7', [
('foo', 'bar', {'q': '0.5'})]) == (10, 0.5)
assert faq('foo/bar;q=0.7', [
('foo', 'bar', {'q': '0.5'})]) == (110, 0.5)
assert faq('text/html;q=0.7', [
('foo', 'bar', {'q': '0.5'})]) == (-1, 0)
assert faq('text/html;q=0.7', [
('text', 'bar', {'q': '0.5'})]) == (-1, 0)
assert faq('text/html;q=0.7', [
('foo', 'html', {'q': '0.5'})]) == (-1, 0)
assert faq('text/html;q=0.7', [
('text', '*', {'q': '0.5'})]) == (100, 0.5)
assert faq('text/html;q=0.7', [
('*', 'html', {'q': '0.5'})]) == (10, 0.5)
assert faq('text/html;q=0.7', [
('*', '*', {'q': '0'}), ('text', 'html', {'q': '0.5'})]) == (110, 0.5)
assert faq('text/html;q=0.7', [
('*', '*', {'q': '0.5'}), ('audio', '*', {'q': '0'})]) == (0, 0.5)
assert faq('audio/mp3;q=0.7', [
('*', '*', {'q': '0'}), ('audio', '*', {'q': '0.5'})]) == (100, 0.5)
assert faq('*/mp3;q=0.7', [
('foo', 'mp3', {'q': '0.5'}), ('audio', '*', {'q': '0'})]) == (10, 0.5)
assert faq('audio/mp3;q=0.7', [
('audio', 'ogg', {'q': '0'}), ('*', 'mp3', {'q': '0.5'})]) == (10, 0.5)
assert faq('audio/mp3;q=0.7', [
('*', 'ogg', {'q': '0'}), ('*', 'mp3', {'q': '0.5'})]) == (10, 0.5)
assert faq('text/html;q=0.7', [
('text', 'plain', {'q': '0'}),
('plain', 'html', {'q': '0'}),
('text', 'html', {'q': '0.5'}),
('html', 'text', {'q': '0'})]) == (110, 0.5)
assert faq('text/html;q=0.7;level=2', [
('plain', 'html', {'q': '0', 'level': '2'}),
('text', '*', {'q': '0.5', 'level': '3'}),
('*', 'html', {'q': '0.5', 'level': '2'}),
('image', 'gif', {'q': '0.5', 'level': '2'})]) == (100, 0.5)
assert faq('text/html;q=0.7;level=2', [
('text', 'plain', {'q': '0'}), ('text', 'html', {'q': '0'}),
('text', 'plain', {'q': '0', 'level': '2'}),
('text', 'html', {'q': '0.5', 'level': '2'}),
('*', '*', {'q': '0', 'level': '2'}),
('text', 'html', {'q': '0', 'level': '3'})]) == (111, 0.5)
assert faq('text/html;q=0.7;level=2;opt=3', [
('text', 'html', {'q': '0'}),
('text', 'html', {'q': '0', 'level': '2'}),
('text', 'html', {'q': '0', 'opt': '3'}),
('*', '*', {'q': '0', 'level': '2', 'opt': '3'}),
('text', 'html', {'q': '0', 'level': '3', 'opt': '3'}),
('text', 'html', {'q': '0.5', 'level': '2', 'opt': '3'}),
('*', '*', {'q': '0', 'level': '3', 'opt': '3'})]) == (112, 0.5)
def test_quality_parsed():
qp = quality_parsed
assert qp('image/gif;q=0.7', [('image', 'jpg', {'q': '0.5'})]) == 0
assert qp('image/gif;q=0.7', [('image', '*', {'q': '0.5'})]) == 0.5
assert qp('audio/mp3;q=0.7;quality=100', [
('*', '*', {'q': '0', 'quality': '100'}),
('audio', '*', {'q': '0', 'quality': '100'}),
('*', 'mp3', {'q': '0', 'quality': '100'}),
('audio', 'mp3', {'q': '0', 'quality': '50'}),
('audio', 'mp3', {'q': '0.5', 'quality': '100'}),
('audio', 'mp3', {'q': '0.5'})]) == 0.5
def test_quality():
assert quality('text/html',
'text/*;q=0.3, text/html;q=0.75, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.75
assert quality('text/html;level=2',
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.4
assert quality('text/plain',
'text/*;q=0.25, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.25
assert quality('plain/text',
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.5
assert quality('text/html;level=1',
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 1
assert quality('image/jpeg',
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.5
assert quality('text/html;level=2',
'text/*;q=0.3, text/html;q=0.7, text/html;level=1,'
' text/html;level=2;q=0.375, */*;q=0.5') == 0.375
assert quality('text/html;level=3',
'text/*;q=0.3, text/html;q=0.75, text/html;level=1,'
' text/html;level=2;q=0.4, */*;q=0.5') == 0.75
def test_best_match():
bm = best_match
assert bm([], '*/*') == ''
assert bm(['application/xbel+xml', 'text/xml'],
'text/*;q=0.5,*/*; q=0.1') == 'text/xml'
assert bm(['application/xbel+xml', 'audio/mp3'],
'text/*;q=0.5,*/*; q=0.1') == 'application/xbel+xml'
assert bm(['application/xbel+xml', 'audio/mp3'],
'text/*;q=0.5,*/mp3; q=0.1') == 'audio/mp3'
assert bm(['application/xbel+xml', 'text/plain', 'text/html'],
'text/*;q=0.5,*/plain; q=0.1') == 'text/plain'
assert bm(['application/xbel+xml', 'text/html', 'text/xhtml'],
'text/*;q=0.1,*/xhtml; q=0.5') == 'text/html'
assert bm(['application/xbel+xml', 'text/html', 'text/xhtml'],
'*/html;q=0.1,*/xhtml; q=0.5') == 'text/xhtml'
assert bm(['application/xbel+xml', 'application/xml'],
'application/xbel+xml') == 'application/xbel+xml'
assert bm(['application/xbel+xml', 'application/xml'],
'application/xbel+xml; q=1') == 'application/xbel+xml'
assert bm(['application/xbel+xml', 'application/xml'],
'application/xml; q=1') == 'application/xml'
assert bm(['application/xbel+xml', 'application/xml'],
'application/*; q=1') == 'application/xbel+xml'
assert bm(['application/xbel+xml', 'application/xml'],
'*/*, application/xml') == 'application/xml'
assert bm(['application/xbel+xml', 'text/xml'],
'text/*;q=0.5,*/*; q=0.1') == 'text/xml'
assert bm(['application/xbel+xml', 'text/xml'],
'text/html,application/atom+xml; q=0.9') == ''
assert bm(['application/json', 'text/html'],
'application/json, text/javascript, */*') == 'application/json'
assert bm(['application/json', 'text/html'],
'application/json, text/html;q=0.9') == 'application/json'
assert bm(['image/*', 'application/xml'], 'image/png') == 'image/*'
assert bm(['image/*', 'application/xml'], 'image/*') == 'image/*'
def test_illformed_best_match():
bm = best_match
assert bm(['image/png', 'image/jpeg', 'image/gif', 'text/html'],
'text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2') == 'image/jpeg'
assert bm(['image/png', 'image/jpg', 'image/tif', 'text/html'],
'text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2') == 'text/html'
assert bm(['image/png', 'image/jpg', 'image/tif', 'audio/mp3'],
'text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2') == 'image/png'
def test_sorted_match():
dm = desired_matches
assert dm(['text/html', 'application/xml'],
'text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,'
'text/plain;q=0.8,image/png') == ['text/html', 'application/xml']
assert dm(['text/html', 'application/xml'],
'application/xml,application/json') == ['application/xml']
assert dm(['text/xhtml', 'text/plain', 'application/xhtml'],
'text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,'
'text/plain;q=0.8,image/png') == ['text/plain']
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