[enh] unit tests for wolframalpha

2 files changed, 330 insertions, 258 deletions

diff --git a/tests/unit/engines/test_wolframalpha_api.py b/tests/unit/engines/test_wolframalpha_api.py
index c80775795..9dbe4d860 100644
--- a/tests/unit/engines/test_wolframalpha_api.py
+++ b/tests/unit/engines/test_wolframalpha_api.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 from collections import defaultdict
 import mock
+from requests import Request
 from searx.engines import wolframalpha_api
 from searx.testing import SearxTestCase
 
@@ -9,17 +10,17 @@ class TestWolframAlphaAPIEngine(SearxTestCase):
 
     def test_request(self):
         query = 'test_query'
-        api_key = 'XXXXXX-XXXXXXXXXX'
         dicto = defaultdict(dict)
-        dicto['api_key'] = api_key
         params = wolframalpha_api.request(query, dicto)
 
+        # TODO: test api_key
         self.assertIn('url', params)
+        self.assertIn('https://api.wolframalpha.com/v2/query?', 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'])
 
-        self.assertIn('api_key', params)
-        self.assertIn(api_key, params['api_key'])
+    def test_replace_pua_chars(self):
+        self.assertEqual('i', wolframalpha_api.replace_pua_chars(u'\uf74e'))
 
     def test_response(self):
         self.assertRaises(AttributeError, wolframalpha_api.response, None)
@@ -27,281 +28,137 @@ class TestWolframAlphaAPIEngine(SearxTestCase):
         self.assertRaises(AttributeError, wolframalpha_api.response, '')
         self.assertRaises(AttributeError, wolframalpha_api.response, '[]')
 
+        referer_url = 'referer_url'
+        request = Request(headers={'Referer': referer_url})
+
+        # test failure
         xml = '''<?xml version='1.0' encoding='UTF-8'?>
         <queryresult success='false' error='false' />
         '''
-        # test failure
         response = mock.Mock(content=xml)
         self.assertEqual(wolframalpha_api.response(response), [])
 
+        # test basic case
         xml = """<?xml version='1.0' encoding='UTF-8'?>
         <queryresult success='true'
             error='false'
-            numpods='6'
-            datatypes=''
-            timedout=''
-            timedoutpods=''
-            timing='0.684'
-            parsetiming='0.138'
-            parsetimedout='false'
-            recalculate=''
-            id='MSPa416020a7966dachc463600000f9c66cc21444cfg'
-            host='http://www3.wolframalpha.com'
-            server='6'
-            related='http://www3.wolframalpha.com/api/v2/relatedQueries.jsp?...'
+            numpods='3'
+            datatypes='Math'
+            id='queryresult_id'
+            host='http://www4c.wolframalpha.com'
+            related='related_url'
             version='2.6'>
-         <pod title='Input'
-             scanner='Identity'
-             id='Input'
-             position='100'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext>sqrt(-1)</plaintext>
-          </subpod>
-         </pod>
-         <pod title='Result'
-             scanner='Simplification'
-             id='Result'
-             position='200'
-             error='false'
-             numsubpods='1'
-             primary='true'>
-          <subpod title=''>
-           <plaintext></plaintext>
-          </subpod>
-          <states count='1'>
-           <state name='Step-by-step solution'
-               input='Result__Step-by-step solution' />
-          </states>
-         </pod>
-         <pod title='Polar coordinates'
-             scanner='Numeric'
-             id='PolarCoordinates'
-             position='300'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext>r1 (radius), θ90° (angle)</plaintext>
-          </subpod>
-         </pod>
-         <pod title='Position in the complex plane'
-             scanner='Numeric'
-             id='PositionInTheComplexPlane'
-             position='400'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext></plaintext>
-          </subpod>
-         </pod>
-         <pod title='All 2nd roots of -1'
-             scanner='RootsOfUnity'
-             id=''
-             position='500'
-             error='false'
-             numsubpods='2'>
-          <subpod title=''>
-           <plaintext>  (principal root)</plaintext>
-          </subpod>
-          <subpod title=''>
-           <plaintext>-</plaintext>
-          </subpod>
-         </pod>
-         <pod title='Plot of all roots in the complex plane'
-             scanner='RootsOfUnity'
-             id='PlotOfAllRootsInTheComplexPlane'
-             position='600'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext></plaintext>
-          </subpod>
-         </pod>
-        </queryresult>
-        """
-        # test private user area char in response
-        response = mock.Mock(content=xml)
-        results = wolframalpha_api.response(response)
-        self.assertEqual(type(results), list)
-        self.assertEqual(len(results), 2)
-        self.assertIn('i', results[0]['answer'])
-        self.assertIn('sqrt(-1) - Wolfram|Alpha', results[1]['title'])
-        self.assertEquals('http://www.wolframalpha.com/input/?i=sqrt%28-1%29', results[1]['url'])
-
-        xml = """<?xml version='1.0' encoding='UTF-8'?>
-            <queryresult success='true'
-                error='false'
-                numpods='2'
-                datatypes=''
-                timedout=''
-                timedoutpods=''
-                timing='1.286'
-                parsetiming='0.255'
-                parsetimedout='false'
-                recalculate=''
-                id='MSPa195222ad740ede5214h30000480ca61h003d3gd6'
-                host='http://www3.wolframalpha.com'
-                server='20'
-                related='http://www3.wolframalpha.com/api/v2/relatedQueries.jsp?id=...'
-                version='2.6'>
-             <pod title='Indefinite integral'
-                 scanner='Integral'
-                 id='IndefiniteIntegral'
-                 position='100'
-                 error='false'
+            <pod title='Input'
+                 scanner='Identity'
+                 id='Input'
+                 numsubpods='1'>
+                  <subpod title=''>
+                       <img src='input_img_src.gif'
+                           alt='input_img_alt'
+                           title='input_img_title' />
+                       <plaintext>input_plaintext</plaintext>
+                  </subpod>
+             </pod>
+             <pod title='Result'
+                 scanner='Simplification'
+                 id='Result'
                  numsubpods='1'
                  primary='true'>
-              <subpod title=''>
-               <plaintext>∫1/xxlog(x)+constant</plaintext>
-              </subpod>
-              <states count='1'>
-               <state name='Step-by-step solution'
-                   input='IndefiniteIntegral__Step-by-step solution' />
-              </states>
-              <infos count='1'>
-               <info text='log(x) is the natural logarithm'>
-                <link url='http://reference.wolfram.com/mathematica/ref/Log.html'
-                    text='Documentation'
-                    title='Mathematica' />
-                <link url='http://functions.wolfram.com/ElementaryFunctions/Log'
-                    text='Properties'
-                    title='Wolfram Functions Site' />
-                <link url='http://mathworld.wolfram.com/NaturalLogarithm.html'
-                    text='Definition'
-                    title='MathWorld' />
-               </info>
-              </infos>
+                  <subpod title=''>
+                       <img src='result_img_src.gif'
+                           alt='result_img_alt'
+                           title='result_img_title' />
+                       <plaintext>result_plaintext</plaintext>
+                  </subpod>
              </pod>
-             <pod title='Plots of the integral'
-                 scanner='Integral'
-                 id='Plot'
-                 position='200'
-                 error='false'
-                 numsubpods='2'>
-              <subpod title=''>
-               <plaintext></plaintext>
-               <states count='1'>
-                <statelist count='2'
-                    value='Complex-valued plot'
-                    delimiters=''>
-                 <state name='Complex-valued plot'
-                     input='Plot__1_Complex-valued plot' />
-                 <state name='Real-valued plot'
-                     input='Plot__1_Real-valued plot' />
-                </statelist>
-               </states>
-              </subpod>
-              <subpod title=''>
-               <plaintext></plaintext>
-               <states count='1'>
-                <statelist count='2'
-                    value='Complex-valued plot'
-                    delimiters=''>
-                 <state name='Complex-valued plot'
-                     input='Plot__2_Complex-valued plot' />
-                 <state name='Real-valued plot'
-                     input='Plot__2_Real-valued plot' />
-                </statelist>
-               </states>
-              </subpod>
+             <pod title='Manipulatives illustration'
+                 scanner='Arithmetic'
+                 id='Illustration'
+                 numsubpods='1'>
+                  <subpod title=''>
+                       <img src='illustration_img_src.gif'
+                           alt='illustration_img_alt' />
+                       <plaintext>illustration_plaintext</plaintext>
+                  </subpod>
              </pod>
-             <assumptions count='1'>
-              <assumption type='Clash'
-                  word='integral'
-                  template='Assuming &quot;${word}&quot; is ${desc1}. Use as ${desc2} instead'
-                  count='2'>
-               <value name='IntegralsWord'
-                   desc='an integral'
-                   input='*C.integral-_*IntegralsWord-' />
-               <value name='MathematicalFunctionIdentityPropertyClass'
-                   desc='a function property'
-                   input='*C.integral-_*MathematicalFunctionIdentityPropertyClass-' />
-              </assumption>
-             </assumptions>
-            </queryresult>
+        </queryresult>
         """
-        # test integral
-        response = mock.Mock(content=xml)
+        response = mock.Mock(content=xml, request=request)
         results = wolframalpha_api.response(response)
         self.assertEqual(type(results), list)
         self.assertEqual(len(results), 2)
-        self.assertIn('log(x)+c', results[0]['answer'])
-        self.assertIn('∫1/xx - Wolfram|Alpha'.decode('utf-8'), results[1]['title'])
-        self.assertEquals('http://www.wolframalpha.com/input/?i=%E2%88%AB1%2Fx%EF%9D%8Cx', results[1]['url'])
+        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
         xml = """<?xml version='1.0' encoding='UTF-8'?>
         <queryresult success='true'
             error='false'
-            numpods='4'
-            datatypes='Solve'
-            timedout=''
-            timedoutpods=''
-            timing='0.79'
-            parsetiming='0.338'
+            numpods='2'
+            datatypes=''
             parsetimedout='false'
-            recalculate=''
-            id='MSPa7481f7i06d25h3deh2900004810i3a78d9b4fdc'
+            id='queryresult_id'
             host='http://www5b.wolframalpha.com'
-            server='23'
-            related='http://www5b.wolframalpha.com/api/v2/relatedQueries.jsp?id=...'
-            version='2.6'>
-         <pod title='Input interpretation'
-             scanner='Identity'
-             id='Input'
-             position='100'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext>solve x^2+x0</plaintext>
-          </subpod>
-         </pod>
-         <pod title='Results'
-             scanner='Solve'
-             id='Result'
-             position='200'
-             error='false'
-             numsubpods='2'
-             primary='true'>
-          <subpod title=''>
-           <plaintext>x-1</plaintext>
-          </subpod>
-          <subpod title=''>
-           <plaintext>x0</plaintext>
-          </subpod>
-          <states count='1'>
-           <state name='Step-by-step solution'
-               input='Result__Step-by-step solution' />
-          </states>
-         </pod>
-         <pod title='Root plot'
-             scanner='Solve'
-             id='RootPlot'
-             position='300'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext></plaintext>
-          </subpod>
-         </pod>
-         <pod title='Number line'
-             scanner='Solve'
-             id='NumberLine'
-             position='400'
-             error='false'
-             numsubpods='1'>
-          <subpod title=''>
-           <plaintext></plaintext>
-          </subpod>
-         </pod>
+            related='related_url'
+            version='2.6' >
+            <pod title='Indefinite integral'
+                scanner='Integral'
+                id='IndefiniteIntegral'
+                error='false'
+                numsubpods='1'
+                primary='true'>
+                <subpod title=''>
+                    <img src='integral_image.gif'
+                        alt='integral_img_alt'
+                        title='integral_img_title' />
+                    <plaintext>integral_plaintext</plaintext>
+                </subpod>
+            </pod>
+            <pod title='Plot'
+                scanner='Plotter'
+                id='Plot'
+                error='false'
+                numsubpods='1'>
+                <subpod title=''>
+                    <img src='plot.gif'
+                        alt='plot_alt'
+                        title='' />
+                    <plaintext></plaintext>
+                </subpod>
+            </pod>
         </queryresult>
         """
-        # test ecuation with multiple answers
-        response = mock.Mock(content=xml)
+        response = mock.Mock(content=xml, request=request)
         results = wolframalpha_api.response(response)
         self.assertEqual(type(results), list)
-        self.assertEqual(len(results), 3)
-        self.assertIn('x=-1', results[0]['answer'])
-        self.assertIn('x=0', results[1]['answer'])
-        self.assertIn('solve x^2+x0 - Wolfram|Alpha'.decode('utf-8'), results[2]['title'])
-        self.assertEquals('http://www.wolframalpha.com/input/?i=solve+x%5E2%2Bx%EF%9F%990', results[2]['url'])
+        self.assertEqual(len(results), 2)
+        self.assertIn('integral_plaintext', results[0]['infobox'])
+
+        self.assertEqual(len(results[0]['attributes']), 2)
+        self.assertIn('Indefinite integral', results[0]['attributes'][0]['label'])
+        self.assertIn('integral_plaintext', results[0]['attributes'][0]['value'])
+        self.assertIn('Plot', results[0]['attributes'][1]['label'])
+        self.assertIn('plot.gif', results[0]['attributes'][1]['image']['src'])
+        self.assertIn('plot_alt', results[0]['attributes'][1]['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'])
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'])