Refactor test codes to PEP8 recommendation

- '== cond' to 'is cond'
ex) app.templates_auto_reload == False to app.templates_auto_reload is False
- Change about blank lines
- Change field variable names intuitively
- Change about blank lines
- Change about continuation line's visual indent
- Change about importation

tests/test_apps/blueprintapp/__init__.py

@@ -1,8 +1,8 @@
 from flask import Flask
+from blueprintapp.apps.admin import admin
+from blueprintapp.apps.frontend import frontend
 
 app = Flask(__name__)
 app.config['DEBUG'] = True
-from blueprintapp.apps.admin import admin
-from blueprintapp.apps.frontend import frontend
 app.register_blueprint(admin)
 app.register_blueprint(frontend)

tests/test_apps/helloworld/hello.py

@@ -1,6 +1,7 @@
 from flask import Flask
 app = Flask(__name__)
 
+
 @app.route("/")
 def hello():
     return "Hello World!"

tests/test_basic.py

@@ -1550,7 +1550,6 @@ def test_max_content_length(app, client):
 
 
 def test_url_processors(app, client):
-
     @app.url_defaults
     def add_language_code(endpoint, values):
         if flask.g.lang_code is not None and \

tests/test_helpers.py

@@ -144,27 +144,27 @@ class TestJSON(object):
 
     def test_jsonify_dicts(self, app, client):
         """Test jsonify with dicts and kwargs unpacking."""
-        d = {'a': 0, 'b': 23, 'c': 3.14, 'd': 't',
+        data = {'a': 0, 'b': 23, 'c': 3.14, 'd': 't',
              'e': 'Hi', 'f': True, 'g': False,
              'h': ['test list', 10, False],
              'i': {'test': 'dict'}}
 
         @app.route('/kw')
         def return_kwargs():
-            return flask.jsonify(**d)
+            return flask.jsonify(**data)
 
         @app.route('/dict')
         def return_dict():
-            return flask.jsonify(d)
+            return flask.jsonify(data)
 
         for url in '/kw', '/dict':
             rv = client.get(url)
             assert rv.mimetype == 'application/json'
-            assert flask.json.loads(rv.data) == d
+            assert flask.json.loads(rv.data) == data
 
     def test_jsonify_arrays(self, app, client):
         """Test jsonify of lists and args unpacking."""
-        l = [
+        arr = [
             0, 42, 3.14, 't', 'hello', True, False,
             ['test list', 2, False],
             {'test': 'dict'}
@@ -172,16 +172,16 @@ class TestJSON(object):
 
         @app.route('/args_unpack')
         def return_args_unpack():
-            return flask.jsonify(*l)
+            return flask.jsonify(*arr)
 
         @app.route('/array')
         def return_array():
-            return flask.jsonify(l)
+            return flask.jsonify(arr)
 
         for url in '/args_unpack', '/array':
             rv = client.get(url)
             assert rv.mimetype == 'application/json'
-            assert flask.json.loads(rv.data) == l
+            assert flask.json.loads(rv.data) == arr
 
     def test_jsonify_date_types(self, app, client):
         """Test jsonify with datetime.date and datetime.datetime types."""
@@ -342,7 +342,7 @@ class TestJSON(object):
     def test_json_key_sorting(self, app, client):
         app.debug = True
 
-        assert app.config['JSON_SORT_KEYS'] == True
+        assert app.config['JSON_SORT_KEYS'] is True
         d = dict.fromkeys(range(20), 'foo')
 
         @app.route('/')
@@ -686,7 +686,6 @@ class TestSendfile(object):
 
 class TestUrlFor(object):
     def test_url_for_with_anchor(self, app, req_ctx):
-
         @app.route('/')
         def index():
             return '42'
@@ -694,7 +693,6 @@ class TestUrlFor(object):
         assert flask.url_for('index', _anchor='x y') == '/#x%20y'
 
     def test_url_for_with_scheme(self, app, req_ctx):
-
         @app.route('/')
         def index():
             return '42'
@@ -702,7 +700,6 @@ class TestUrlFor(object):
         assert flask.url_for('index', _external=True, _scheme='https') == 'https://localhost/'
 
     def test_url_for_with_scheme_not_external(self, app, req_ctx):
-
         @app.route('/')
         def index():
             return '42'
@@ -713,7 +710,6 @@ class TestUrlFor(object):
                       _scheme='https')
 
     def test_url_for_with_alternating_schemes(self, app, req_ctx):
-
         @app.route('/')
         def index():
             return '42'
@@ -768,7 +764,6 @@ class TestNoImports(object):
 
 class TestStreaming(object):
     def test_streaming_with_context(self, app, client):
-
         @app.route('/')
         def index():
             def generate():
@@ -782,7 +777,6 @@ class TestStreaming(object):
         assert rv.data == b'Hello World!'
 
     def test_streaming_with_context_as_decorator(self, app, client):
-
         @app.route('/')
         def index():
             @flask.stream_with_context
@@ -883,6 +877,7 @@ class TestSafeJoin(object):
             with pytest.raises(NotFound):
                 print(flask.safe_join(*args))
 
+
 class TestHelpers(object):
 
     @pytest.mark.parametrize('debug, expected_flag, expected_default_flag', [

tests/test_templating.py

@@ -384,6 +384,7 @@ def test_templates_auto_reload(app):
     app.config['TEMPLATES_AUTO_RELOAD'] = True
     assert app.jinja_env.auto_reload is True
 
+
 def test_templates_auto_reload_debug_run(app, monkeypatch):
     def run_simple_mock(*args, **kwargs):
         pass
@@ -391,12 +392,12 @@ def test_templates_auto_reload_debug_run(app, monkeypatch):
     monkeypatch.setattr(werkzeug.serving, 'run_simple', run_simple_mock)
 
     app.run()
-    assert app.templates_auto_reload == False
-    assert app.jinja_env.auto_reload == False
+    assert app.templates_auto_reload is False
+    assert app.jinja_env.auto_reload is False
 
     app.run(debug=True)
-    assert app.templates_auto_reload == True
-    assert app.jinja_env.auto_reload == True
+    assert app.templates_auto_reload is True
+    assert app.jinja_env.auto_reload is True
 
 
 def test_template_loader_debugging(test_apps, monkeypatch):