From 63f17d2e4c735767bfcb2d4fdb77d8c9ad8d9265 Mon Sep 17 00:00:00 2001
From: Alexandre Flament <alex@al-f.net>
Date: Mon, 22 Feb 2021 18:13:50 +0100
Subject: [enh] autocomplete refactoring, autocomplete on external bangs

---
 tests/unit/test_query.py | 178 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 178 insertions(+)

(limited to 'tests')

diff --git a/tests/unit/test_query.py b/tests/unit/test_query.py
index 0176f735e..6bbfdb1e2 100644
--- a/tests/unit/test_query.py
+++ b/tests/unit/test_query.py
@@ -1,7 +1,20 @@
+from searx.search import initialize
 from searx.query import RawTextQuery
 from searx.testing import SearxTestCase
 
 
+TEST_ENGINES = [
+    {
+        'name': 'dummy engine',
+        'engine': 'dummy',
+        'categories': 'general',
+        'shortcut': 'du',
+        'timeout': 3.0,
+        'tokens': [],
+    },
+]
+
+
 class TestQuery(SearxTestCase):
 
     def test_simple_query(self):
@@ -14,6 +27,37 @@ class TestQuery(SearxTestCase):
         self.assertEqual(len(query.languages), 0)
         self.assertFalse(query.specific)
 
+    def test_multiple_spaces_query(self):
+        query_text = '\tthe   query'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), 'the query')
+        self.assertEqual(len(query.query_parts), 0)
+        self.assertEqual(len(query.user_query_parts), 2)
+        self.assertEqual(len(query.languages), 0)
+        self.assertFalse(query.specific)
+
+    def test_str_method(self):
+        query_text = '<7 the query'
+        query = RawTextQuery(query_text, [])
+        self.assertEqual(str(query), '<7 the query')
+
+    def test_repr_method(self):
+        query_text = '<8 the query'
+        query = RawTextQuery(query_text, [])
+        r = repr(query)
+        self.assertTrue(r.startswith(f"<RawTextQuery query='{query_text}' "))
+
+    def test_change_query(self):
+        query_text = '<8 the query'
+        query = RawTextQuery(query_text, [])
+        another_query = query.changeQuery('another text')
+        self.assertEqual(query, another_query)
+        self.assertEqual(query.getFullQuery(), '<8 another text')
+
+
+class TestLanguageParser(SearxTestCase):
+
     def test_language_code(self):
         language = 'es-ES'
         query_text = 'the query'
@@ -68,6 +112,30 @@ class TestQuery(SearxTestCase):
         self.assertEqual(len(query.languages), 0)
         self.assertFalse(query.specific)
 
+    def test_autocomplete_empty(self):
+        query_text = 'the query :'
+        query = RawTextQuery(query_text, [])
+        self.assertEqual(query.autocomplete_list, [":en", ":en_us", ":english", ":united_kingdom"])
+
+    def test_autocomplete(self):
+        query = RawTextQuery(':englis', [])
+        self.assertEqual(query.autocomplete_list, [":english"])
+
+        query = RawTextQuery(':deutschla', [])
+        self.assertEqual(query.autocomplete_list, [":deutschland"])
+
+        query = RawTextQuery(':new_zea', [])
+        self.assertEqual(query.autocomplete_list, [":new_zealand"])
+
+        query = RawTextQuery(':hu-H', [])
+        self.assertEqual(query.autocomplete_list, [":hu-hu"])
+
+        query = RawTextQuery(':v', [])
+        self.assertEqual(query.autocomplete_list, [":vi", ":tiếng việt"])
+
+
+class TestTimeoutParser(SearxTestCase):
+
     def test_timeout_below100(self):
         query_text = '<3 the query'
         query = RawTextQuery(query_text, [])
@@ -105,3 +173,113 @@ class TestQuery(SearxTestCase):
         self.assertEqual(query.getQuery(), query_text)
         self.assertEqual(query.timeout_limit, None)
         self.assertFalse(query.specific)
+
+    def test_timeout_autocomplete(self):
+        # invalid number: it is not bang but it is part of the query
+        query_text = 'the query <'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), query_text)
+        self.assertEqual(len(query.query_parts), 0)
+        self.assertEqual(query.getQuery(), query_text)
+        self.assertEqual(query.timeout_limit, None)
+        self.assertFalse(query.specific)
+        self.assertEqual(query.autocomplete_list, ['<3', '<850'])
+
+
+class TestExternalBangParser(SearxTestCase):
+
+    def test_external_bang(self):
+        query_text = '!!ddg the query'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), query_text)
+        self.assertEqual(len(query.query_parts), 1)
+        self.assertFalse(query.specific)
+
+    def test_external_bang_not_found(self):
+        query_text = '!!notfoundbang the query'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), query_text)
+        self.assertEqual(query.external_bang, None)
+        self.assertFalse(query.specific)
+
+    def test_external_bang_autocomplete(self):
+        query_text = 'the query !!dd'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), '!!dd the query')
+        self.assertEqual(len(query.query_parts), 1)
+        self.assertFalse(query.specific)
+        self.assertGreater(len(query.autocomplete_list), 0)
+
+        a = query.autocomplete_list[0]
+        self.assertEqual(query.get_autocomplete_full_query(a), a + ' the query')
+
+    def test_external_bang_autocomplete_empty(self):
+        query_text = 'the query !!'
+        query = RawTextQuery(query_text, [])
+
+        self.assertEqual(query.getFullQuery(), 'the query !!')
+        self.assertEqual(len(query.query_parts), 0)
+        self.assertFalse(query.specific)
+        self.assertGreater(len(query.autocomplete_list), 2)
+
+        a = query.autocomplete_list[0]
+        self.assertEqual(query.get_autocomplete_full_query(a), 'the query ' + a)
+
+
+class TestBang(SearxTestCase):
+
+    SPECIFIC_BANGS = ['!dummy_engine', '!du', '!general']
+    NOT_SPECIFIC_BANGS = ['?dummy_engine', '?du', '?general']
+    THE_QUERY = 'the query'
+
+    def test_bang(self):
+        initialize(TEST_ENGINES)
+
+        for bang in TestBang.SPECIFIC_BANGS + TestBang.NOT_SPECIFIC_BANGS:
+            with self.subTest(msg="Check bang", bang=bang):
+                query_text = TestBang.THE_QUERY + ' ' + bang
+                query = RawTextQuery(query_text, [])
+
+                self.assertEqual(query.getFullQuery(), bang + ' ' + TestBang.THE_QUERY)
+                self.assertEqual(query.query_parts, [bang])
+                self.assertEqual(query.user_query_parts, TestBang.THE_QUERY.split(' '))
+
+    def test_specific(self):
+        for bang in TestBang.SPECIFIC_BANGS:
+            with self.subTest(msg="Check bang is specific", bang=bang):
+                query_text = TestBang.THE_QUERY + ' ' + bang
+                query = RawTextQuery(query_text, [])
+                self.assertTrue(query.specific)
+
+    def test_not_specific(self):
+        for bang in TestBang.NOT_SPECIFIC_BANGS:
+            with self.subTest(msg="Check bang is not specific", bang=bang):
+                query_text = TestBang.THE_QUERY + ' ' + bang
+                query = RawTextQuery(query_text, [])
+                self.assertFalse(query.specific)
+
+    def test_bang_not_found(self):
+        initialize(TEST_ENGINES)
+        query = RawTextQuery('the query !bang_not_found', [])
+        self.assertEqual(query.getFullQuery(), 'the query !bang_not_found')
+
+    def test_bang_autocomplete(self):
+        initialize(TEST_ENGINES)
+        query = RawTextQuery('the query !dum', [])
+        self.assertEqual(query.autocomplete_list, ['!dummy_engine'])
+
+        query = RawTextQuery('!dum the query', [])
+        self.assertEqual(query.autocomplete_list, [])
+        self.assertEqual(query.getQuery(), '!dum the query')
+
+    def test_bang_autocomplete_empty(self):
+        initialize()
+        query = RawTextQuery('the query !', [])
+        self.assertEqual(query.autocomplete_list, ['!images', '!wikipedia', '!osm'])
+
+        query = RawTextQuery('the query ?', ['osm'])
+        self.assertEqual(query.autocomplete_list, ['?images', '?wikipedia'])
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