File: test_utils.py

package info (click to toggle)
django-haystack 3.3.0-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,504 kB
  • sloc: python: 23,475; xml: 1,708; sh: 74; makefile: 71
file content (337 lines) | stat: -rw-r--r-- 15,305 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
from django.test import TestCase
from django.test.utils import override_settings

from haystack.utils import (
    _lookup_identifier_method,
    get_facet_field_name,
    get_identifier,
    log,
)
from haystack.utils.highlighting import Highlighter
from test_haystack.core.models import MockModel


class GetIdentifierTestCase(TestCase):
    def test_get_facet_field_name(self):
        self.assertEqual(get_facet_field_name("id"), "id")
        self.assertEqual(get_facet_field_name("django_id"), "django_id")
        self.assertEqual(get_facet_field_name("django_ct"), "django_ct")
        self.assertEqual(get_facet_field_name("author"), "author_exact")
        self.assertEqual(get_facet_field_name("author_exact"), "author_exact_exact")


class GetFacetFieldNameTestCase(TestCase):
    fixtures = ["base_data"]

    def test_get_identifier(self):
        self.assertEqual(get_identifier("core.mockmodel.1"), "core.mockmodel.1")

        # Valid object.
        mock = MockModel.objects.get(pk=1)
        self.assertEqual(get_identifier(mock), "core.mockmodel.1")

    @override_settings(
        HAYSTACK_IDENTIFIER_METHOD="test_haystack.core.custom_identifier.get_identifier_method"
    )
    def test_haystack_identifier_method(self):
        # The custom implementation returns the MD-5 hash of the key value by
        # default:
        get_identifier = _lookup_identifier_method()
        self.assertEqual(get_identifier("a.b.c"), "553f764f7b436175c0387e22b4a19213")

        # … but it also supports a custom override mechanism which would
        # definitely fail with the default implementation:
        class custom_id_class:
            def get_custom_haystack_id(self):
                return "CUSTOM"

        self.assertEqual(get_identifier(custom_id_class()), "CUSTOM")

    @override_settings(
        HAYSTACK_IDENTIFIER_METHOD="test_haystack.core.custom_identifier.not_there"
    )
    def test_haystack_identifier_method_bad_path(self):
        self.assertRaises(AttributeError, _lookup_identifier_method)

    @override_settings(HAYSTACK_IDENTIFIER_METHOD="core.not_there.not_there")
    def test_haystack_identifier_method_bad_module(self):
        self.assertRaises(ImportError, _lookup_identifier_method)


class HighlighterTestCase(TestCase):
    def setUp(self):
        super().setUp()
        self.document_1 = "This is a test of the highlightable words detection. This is only a test. Were this an actual emergency, your text would have exploded in mid-air."
        self.document_2 = (
            "The content of words in no particular order causes nothing to occur."
        )
        self.document_3 = "%s %s" % (self.document_1, self.document_2)

    def test_find_highlightable_words(self):
        highlighter = Highlighter("this test")
        highlighter.text_block = self.document_1
        self.assertEqual(
            highlighter.find_highlightable_words(),
            {"this": [0, 53, 79], "test": [10, 68]},
        )

        # We don't stem for now.
        highlighter = Highlighter("highlight tests")
        highlighter.text_block = self.document_1
        self.assertEqual(
            highlighter.find_highlightable_words(), {"highlight": [22], "tests": []}
        )

        # Ignore negated bits.
        highlighter = Highlighter("highlight -test")
        highlighter.text_block = self.document_1
        self.assertEqual(highlighter.find_highlightable_words(), {"highlight": [22]})

    def test_find_window(self):
        # The query doesn't matter for this method, so ignore it.
        highlighter = Highlighter("")
        highlighter.text_block = self.document_1

        # No query.
        self.assertEqual(highlighter.find_window({}), (0, 200))

        # Nothing found.
        self.assertEqual(
            highlighter.find_window({"highlight": [], "tests": []}), (0, 200)
        )

        # Simple cases.
        self.assertEqual(
            highlighter.find_window({"highlight": [0], "tests": [100]}), (0, 200)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [99], "tests": [199]}), (99, 299)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [0], "tests": [201]}), (0, 200)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [203], "tests": [120]}), (120, 320)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [], "tests": [100]}), (100, 300)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [0], "tests": [80], "moof": [120]}),
            (0, 200),
        )

        # Simple cases, with an outlier far outside the window.
        self.assertEqual(
            highlighter.find_window({"highlight": [0], "tests": [100, 450]}), (0, 200)
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [100], "tests": [220, 450]}),
            (100, 300),
        )
        self.assertEqual(
            highlighter.find_window({"highlight": [100], "tests": [350, 450]}),
            (350, 550),
        )
        self.assertEqual(
            highlighter.find_window(
                {"highlight": [100], "tests": [220], "moof": [450]}
            ),
            (100, 300),
        )

        # Density checks.
        self.assertEqual(
            highlighter.find_window({"highlight": [0], "tests": [100, 180, 450]}),
            (0, 200),
        )
        self.assertEqual(
            highlighter.find_window(
                {"highlight": [0, 40], "tests": [100, 200, 220, 450]}
            ),
            (40, 240),
        )
        self.assertEqual(
            highlighter.find_window(
                {"highlight": [0, 40], "tests": [100, 200, 220], "moof": [450]}
            ),
            (40, 240),
        )
        self.assertEqual(
            highlighter.find_window(
                {
                    "highlight": [0, 40],
                    "tests": [100, 200, 220],
                    "moof": [294, 299, 450],
                }
            ),
            (100, 300),
        )

    def test_render_html(self):
        highlighter = Highlighter("this test")
        highlighter.text_block = self.document_1
        self.assertEqual(
            highlighter.render_html({"this": [0, 53, 79], "test": [10, 68]}, 0, 200),
            '<span class="highlighted">This</span> is a <span class="highlighted">test</span> of the highlightable words detection. <span class="highlighted">This</span> is only a <span class="highlighted">test</span>. Were <span class="highlighted">this</span> an actual emergency, your text would have exploded in mid-air.',
        )

        highlighter.text_block = self.document_2
        self.assertEqual(
            highlighter.render_html({"this": [0, 53, 79], "test": [10, 68]}, 0, 200),
            "The content of words in no particular order causes nothing to occur.",
        )

        highlighter.text_block = self.document_3
        self.assertEqual(
            highlighter.render_html({"this": [0, 53, 79], "test": [10, 68]}, 0, 200),
            '<span class="highlighted">This</span> is a <span class="highlighted">test</span> of the highlightable words detection. <span class="highlighted">This</span> is only a <span class="highlighted">test</span>. Were <span class="highlighted">this</span> an actual emergency, your text would have exploded in mid-air. The content of words in no particular order causes no...',
        )

        highlighter = Highlighter("content detection")
        highlighter.text_block = self.document_3
        self.assertEqual(
            highlighter.render_html({"content": [151], "detection": [42]}, 42, 242),
            '...<span class="highlighted">detection</span>. This is only a test. Were this an actual emergency, your text would have exploded in mid-air. The <span class="highlighted">content</span> of words in no particular order causes nothing to occur.',
        )

        self.assertEqual(
            highlighter.render_html({"content": [151], "detection": [42]}, 42, 200),
            '...<span class="highlighted">detection</span>. This is only a test. Were this an actual emergency, your text would have exploded in mid-air. The <span class="highlighted">content</span> of words in no particular order causes no...',
        )

        # One term found within another term.
        highlighter = Highlighter("this is")
        highlighter.text_block = self.document_1
        self.assertEqual(
            highlighter.render_html(
                {"this": [0, 53, 79], "is": [2, 5, 55, 58, 81]}, 0, 200
            ),
            '<span class="highlighted">This</span> <span class="highlighted">is</span> a test of the highlightable words detection. <span class="highlighted">This</span> <span class="highlighted">is</span> only a test. Were <span class="highlighted">this</span> an actual emergency, your text would have exploded in mid-air.',
        )

        # Regression for repetition in the regular expression.
        highlighter = Highlighter("i++")
        highlighter.text_block = "Foo is i++ in most cases."
        self.assertEqual(
            highlighter.render_html({"i++": [7]}, 0, 200),
            'Foo is <span class="highlighted">i++</span> in most cases.',
        )
        highlighter = Highlighter("i**")
        highlighter.text_block = "Foo is i** in most cases."
        self.assertEqual(
            highlighter.render_html({"i**": [7]}, 0, 200),
            'Foo is <span class="highlighted">i**</span> in most cases.',
        )
        highlighter = Highlighter("i..")
        highlighter.text_block = "Foo is i.. in most cases."
        self.assertEqual(
            highlighter.render_html({"i..": [7]}, 0, 200),
            'Foo is <span class="highlighted">i..</span> in most cases.',
        )
        highlighter = Highlighter("i??")
        highlighter.text_block = "Foo is i?? in most cases."
        self.assertEqual(
            highlighter.render_html({"i??": [7]}, 0, 200),
            'Foo is <span class="highlighted">i??</span> in most cases.',
        )

        # Regression for highlighting already highlighted HTML terms.
        highlighter = Highlighter("span")
        highlighter.text_block = "A span in spam makes html in a can."
        self.assertEqual(
            highlighter.render_html({"span": [2]}, 0, 200),
            'A <span class="highlighted">span</span> in spam makes html in a can.',
        )

        highlighter = Highlighter("highlight")
        highlighter.text_block = "A span in spam makes highlighted html in a can."
        self.assertEqual(
            highlighter.render_html({"highlight": [21]}, 0, 200),
            'A span in spam makes <span class="highlighted">highlight</span>ed html in a can.',
        )

    def test_highlight(self):
        highlighter = Highlighter("this test")
        self.assertEqual(
            highlighter.highlight(self.document_1),
            '<span class="highlighted">This</span> is a <span class="highlighted">test</span> of the highlightable words detection. <span class="highlighted">This</span> is only a <span class="highlighted">test</span>. Were <span class="highlighted">this</span> an actual emergency, your text would have exploded in mid-air.',
        )
        self.assertEqual(
            highlighter.highlight(self.document_2),
            "The content of words in no particular order causes nothing to occur.",
        )
        self.assertEqual(
            highlighter.highlight(self.document_3),
            '<span class="highlighted">This</span> is a <span class="highlighted">test</span> of the highlightable words detection. <span class="highlighted">This</span> is only a <span class="highlighted">test</span>. Were <span class="highlighted">this</span> an actual emergency, your text would have exploded in mid-air. The content of words in no particular order causes no...',
        )

        highlighter = Highlighter("this test", html_tag="div", css_class=None)
        self.assertEqual(
            highlighter.highlight(self.document_1),
            "<div>This</div> is a <div>test</div> of the highlightable words detection. <div>This</div> is only a <div>test</div>. Were <div>this</div> an actual emergency, your text would have exploded in mid-air.",
        )
        self.assertEqual(
            highlighter.highlight(self.document_2),
            "The content of words in no particular order causes nothing to occur.",
        )
        self.assertEqual(
            highlighter.highlight(self.document_3),
            "<div>This</div> is a <div>test</div> of the highlightable words detection. <div>This</div> is only a <div>test</div>. Were <div>this</div> an actual emergency, your text would have exploded in mid-air. The content of words in no particular order causes no...",
        )

        highlighter = Highlighter("content detection")
        self.assertEqual(
            highlighter.highlight(self.document_1),
            '...<span class="highlighted">detection</span>. This is only a test. Were this an actual emergency, your text would have exploded in mid-air.',
        )
        self.assertEqual(
            highlighter.highlight(self.document_2),
            '...<span class="highlighted">content</span> of words in no particular order causes nothing to occur.',
        )
        self.assertEqual(
            highlighter.highlight(self.document_3),
            '...<span class="highlighted">detection</span>. This is only a test. Were this an actual emergency, your text would have exploded in mid-air. The <span class="highlighted">content</span> of words in no particular order causes nothing to occur.',
        )

        highlighter = Highlighter("content detection", max_length=100)
        self.assertEqual(
            highlighter.highlight(self.document_1),
            '...<span class="highlighted">detection</span>. This is only a test. Were this an actual emergency, your text would have exploded in mid-...',
        )
        self.assertEqual(
            highlighter.highlight(self.document_2),
            '...<span class="highlighted">content</span> of words in no particular order causes nothing to occur.',
        )
        self.assertEqual(
            highlighter.highlight(self.document_3),
            'This is a test of the highlightable words <span class="highlighted">detection</span>. This is only a test. Were this an actual emerge...',
        )


class LoggingFacadeTestCase(TestCase):
    def test_everything_noops_if_settings_are_off(self):
        with self.settings(HAYSTACK_LOGGING=False):
            l = log.LoggingFacade(None)
            l.error()

    def test_uses_provided_logger_if_logging_is_on(self):
        with self.settings(HAYSTACK_LOGGING=True):
            l = log.LoggingFacade(None)
            try:
                l.error()
            except AttributeError:
                pass

    def test_uses_provided_logger_by_default(self):
        class Logger:
            def __init__(self):
                self.was_called = False

            def error(self):
                self.was_called = True

        l = log.LoggingFacade(Logger())
        self.assertFalse(l.was_called, msg="sanity check")
        l.error()
        self.assertTrue(l.was_called)