[enh] unit tests for wolframalpha

1 files changed, 218 insertions, 3 deletions

diff --git a/tests/unit/engines/test_wolframalpha_noapi.py b/tests/unit/engines/test_wolframalpha_noapi.py
index 37f3a9059..1129dc8b0 100644
--- a/tests/unit/engines/test_wolframalpha_noapi.py
+++ b/tests/unit/engines/test_wolframalpha_noapi.py
@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 from collections import defaultdict
+import mock
+from requests import Request
 from searx.engines import wolframalpha_noapi
 from searx.testing import SearxTestCase
 
@@ -9,15 +11,228 @@ class TestWolframAlphaNoAPIEngine(SearxTestCase):
     def test_request(self):
         query = 'test_query'
         dicto = defaultdict(dict)
-        dicto['pageno'] = 1
         params = wolframalpha_noapi.request(query, dicto)
+
         self.assertIn('url', params)
+        self.assertIn('https://www.wolframalpha.com/input/json.jsp', params['url'])
         self.assertIn(query, params['url'])
-        self.assertIn('wolframalpha.com', params['url'])
+        self.assertEqual('https://www.wolframalpha.com/input/?i=test_query', params['headers']['Referer'])
 
     def test_response(self):
         self.assertRaises(AttributeError, wolframalpha_noapi.response, None)
         self.assertRaises(AttributeError, wolframalpha_noapi.response, [])
         self.assertRaises(AttributeError, wolframalpha_noapi.response, '')
         self.assertRaises(AttributeError, wolframalpha_noapi.response, '[]')
-        # TODO
+
+        referer_url = 'referer_url'
+        request = Request(headers={'Referer': referer_url})
+
+        # test failure
+        json = '''
+        {"queryresult" : {
+            "success" : false,
+            "error" : false,
+            "numpods" : 0,
+            "id" : "",
+            "host" : "https:\/\/www5a.wolframalpha.com",
+            "didyoumeans" : {}
+        }}
+        '''
+        response = mock.Mock(text=json, request=request)
+        self.assertEqual(wolframalpha_noapi.response(response), [])
+
+        # test basic case
+        json = '''
+        {"queryresult" : {
+            "success" : true,
+            "error" : false,
+            "numpods" : 6,
+            "datatypes" : "Math",
+            "id" : "queryresult_id",
+            "host" : "https:\/\/www5b.wolframalpha.com",
+            "related" : "related_url",
+            "version" : "2.6",
+            "pods" : [
+                {
+                    "title" : "Input",
+                    "scanners" : [
+                        "Identity"
+                    ],
+                    "id" : "Input",
+                    "error" : false,
+                    "numsubpods" : 1,
+                    "subpods" : [
+                        {
+                            "title" : "",
+                            "img" : {
+                                "src" : "input_img_src.gif",
+                                "alt" : "input_img_alt",
+                                "title" : "input_img_title"
+                            },
+                            "plaintext" : "input_plaintext",
+                            "minput" : "input_minput"
+                        }
+                    ]
+                },
+                {
+                    "title" : "Result",
+                    "scanners" : [
+                        "Simplification"
+                    ],
+                    "id" : "Result",
+                    "error" : false,
+                    "numsubpods" : 1,
+                    "primary" : true,
+                    "subpods" : [
+                        {
+                            "title" : "",
+                            "img" : {
+                                "src" : "result_img_src.gif",
+                                "alt" : "result_img_alt",
+                                "title" : "result_img_title"
+                            },
+                            "plaintext" : "result_plaintext",
+                            "moutput" : "result_moutput"
+                        }
+                    ]
+                },
+                {
+                    "title" : "Manipulatives illustration",
+                    "scanners" : [
+                        "Arithmetic"
+                    ],
+                    "id" : "Illustration",
+                    "error" : false,
+                    "numsubpods" : 1,
+                    "subpods" : [
+                        {
+                            "title" : "",
+                            "CDFcontent" : "Resizeable",
+                            "img" : {
+                                "src" : "illustration_img_src.gif",
+                                "alt" : "illustration_img_alt",
+                                "title" : "illustration_img_title"
+                            },
+                            "plaintext" : "illustration_img_plaintext"
+                        }
+                    ]
+                }
+            ]
+        }}
+        '''
+        response = mock.Mock(text=json, request=request)
+        results = wolframalpha_noapi.response(response)
+        self.assertEqual(type(results), list)
+        self.assertEqual(len(results), 2)
+        self.assertIn('input_plaintext', results[0]['infobox'])
+
+        self.assertEqual(len(results[0]['attributes']), 3)
+        self.assertIn('Input', results[0]['attributes'][0]['label'])
+        self.assertIn('input_plaintext', results[0]['attributes'][0]['value'])
+        self.assertIn('Result', results[0]['attributes'][1]['label'])
+        self.assertIn('result_plaintext', results[0]['attributes'][1]['value'])
+        self.assertIn('Manipulatives illustration', results[0]['attributes'][2]['label'])
+        self.assertIn('illustration_img_src.gif', results[0]['attributes'][2]['image']['src'])
+        self.assertIn('illustration_img_alt', results[0]['attributes'][2]['image']['alt'])
+
+        self.assertEqual(len(results[0]['urls']), 1)
+
+        self.assertEqual(referer_url, results[0]['urls'][0]['url'])
+        self.assertEqual('Wolfram|Alpha', results[0]['urls'][0]['title'])
+        self.assertEqual(referer_url, results[1]['url'])
+        self.assertEqual('Wolfram|Alpha', results[1]['title'])
+
+        # test calc
+        json = """
+        {"queryresult" : {
+            "success" : true,
+            "error" : false,
+            "numpods" : 2,
+            "datatypes" : "",
+            "id" : "queryresult_id",
+            "host" : "https:\/\/www4b.wolframalpha.com",
+            "related" : "related_url",
+            "version" : "2.6",
+            "pods" : [
+                {
+                    "title" : "Indefinite integral",
+                    "scanners" : [
+                        "Integral"
+                    ],
+                    "id" : "IndefiniteIntegral",
+                    "error" : false,
+                    "numsubpods" : 1,
+                    "primary" : true,
+                    "subpods" : [
+                        {
+                            "title" : "",
+                            "img" : {
+                                "src" : "integral_img_src.gif",
+                                "alt" : "integral_img_alt",
+                                "title" : "integral_img_title"
+                            },
+                            "plaintext" : "integral_plaintext",
+                            "minput" : "integral_minput",
+                            "moutput" : "integral_moutput"
+                        }
+                    ]
+                },
+                {
+                    "title" : "Plot of the integral",
+                    "scanners" : [
+                        "Integral"
+                    ],
+                    "id" : "Plot",
+                    "error" : false,
+                    "numsubpods" : 0,
+                    "async" : "invalid_async_url"
+                }
+            ]
+        }}
+        """
+        response = mock.Mock(text=json, request=request)
+        results = wolframalpha_noapi.response(response)
+        self.assertEqual(type(results), list)
+        self.assertEqual(len(results), 2)
+        self.assertIn('integral_plaintext', results[0]['infobox'])
+
+        self.assertEqual(len(results[0]['attributes']), 1)
+        self.assertIn('Indefinite integral', results[0]['attributes'][0]['label'])
+        self.assertIn('integral_plaintext', results[0]['attributes'][0]['value'])
+
+        self.assertEqual(len(results[0]['urls']), 1)
+
+        self.assertEqual(referer_url, results[0]['urls'][0]['url'])
+        self.assertEqual('Wolfram|Alpha', results[0]['urls'][0]['title'])
+        self.assertEqual(referer_url, results[1]['url'])
+        self.assertEqual('Wolfram|Alpha', results[1]['title'])
+
+    def test_parse_async_pod(self):
+        self.assertRaises(AttributeError, wolframalpha_noapi.parse_async_pod, None)
+        self.assertRaises(AttributeError, wolframalpha_noapi.parse_async_pod, [])
+        self.assertRaises(AttributeError, wolframalpha_noapi.parse_async_pod, '')
+        self.assertRaises(AttributeError, wolframalpha_noapi.parse_async_pod, '[]')
+
+        # test plot
+        xml = '''<?xml version='1.0' encoding='UTF-8'?>
+        <pod title='Plot'
+            scanner='Plot'
+            id='Plot'
+            error='false'
+            numsubpods='1'>
+            <subpod title=''>
+                <img src='plot_img_src.gif'
+                    alt='plot_img_alt'
+                    title='plot_img_title' />
+                <plaintext>plot_plaintext</plaintext>
+                <minput>plot_minput</minput>
+            </subpod>
+        </pod>
+        '''
+        response = mock.Mock(content=xml)
+        pod = wolframalpha_noapi.parse_async_pod(response)
+        self.assertEqual(len(pod['subpods']), 1)
+        self.assertEqual('', pod['subpods'][0]['title'])
+        self.assertEqual('plot_plaintext', pod['subpods'][0]['plaintext'])
+        self.assertEqual('plot_img_src.gif', pod['subpods'][0]['img']['src'])
+        self.assertEqual('plot_img_alt', pod['subpods'][0]['img']['alt'])