diff --git a/tests/test_config.py b/tests/test_config.py
index 78596004..8cac5dfc 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -48,6 +48,20 @@ def test_load_env_prefix():
     del environ["MYAPP_TEST_ANSWER"]
 
 
+def test_load_env_prefix_float_values():
+    environ["MYAPP_TEST_ROI"] = "2.3"
+    app = Sanic(load_env="MYAPP_")
+    assert app.config.TEST_ROI == 2.3
+    del environ["MYAPP_TEST_ROI"]
+
+
+def test_load_env_prefix_string_value():
+    environ["MYAPP_TEST_TOKEN"] = "somerandomtesttoken"
+    app = Sanic(load_env="MYAPP_")
+    assert app.config.TEST_TOKEN == "somerandomtesttoken"
+    del environ["MYAPP_TEST_TOKEN"]
+
+
 def test_load_from_file(app):
     config = dedent("""
     VALUE = 'some value'
diff --git a/tests/test_cookies.py b/tests/test_cookies.py
index 806ea4c1..b920ccd8 100644
--- a/tests/test_cookies.py
+++ b/tests/test_cookies.py
@@ -2,7 +2,7 @@ from datetime import datetime, timedelta
 from http.cookies import SimpleCookie
 from sanic.response import text
 import pytest
-
+from sanic.cookies import Cookie
 
 # ------------------------------------------------------------ #
 #  GET
@@ -111,3 +111,27 @@ def test_cookie_deletion(app):
     assert int(response_cookies['i_want_to_die']['max-age']) == 0
     with pytest.raises(KeyError):
         response.cookies['i_never_existed']
+
+
+def test_cookie_reserved_cookie():
+    with pytest.raises(expected_exception=KeyError) as e:
+        Cookie("domain", "testdomain.com")
+        assert e.message == "Cookie name is a reserved word"
+
+
+def test_cookie_illegal_key_format():
+    with pytest.raises(expected_exception=KeyError) as e:
+        Cookie("testå", "test")
+        assert e.message == "Cookie key contains illegal characters"
+
+
+def test_cookie_set_unknown_property():
+    c = Cookie("test_cookie", "value")
+    with pytest.raises(expected_exception=KeyError) as e:
+        c["invalid"] = "value"
+        assert e.message == "Unknown cookie property"
+
+
+def test_cookie_encoding_invalid_type():
+    c = Cookie("test_cookie", "value")
+    c["max-age"] = "2d"
diff --git a/tests/test_requests.py b/tests/test_requests.py
index c5c20149..c1afc751 100644
--- a/tests/test_requests.py
+++ b/tests/test_requests.py
@@ -363,3 +363,83 @@ def test_url_attributes_with_ssl(app, path, query, expected_url):
     assert parsed.path == request.path
     assert parsed.query == request.query_string
     assert parsed.netloc == request.host
+
+
+def test_form_with_multiple_values(app):
+
+    @app.route('/', methods=['POST'])
+    async def handler(request):
+        return text("OK")
+
+    payload="selectedItems=v1&selectedItems=v2&selectedItems=v3"
+
+    headers = {'content-type': 'application/x-www-form-urlencoded'}
+
+    request, response = app.test_client.post('/', data=payload,
+                                             headers=headers)
+
+    assert request.form.getlist("selectedItems") == ["v1", "v2", "v3"]
+
+
+def test_request_string_representation(app):
+    @app.route('/', methods=["GET"])
+    async def get(request):
+        return text("OK")
+
+    request, _ = app.test_client.get("/")
+    assert repr(request) == '<Request: GET />'
+
+
+@pytest.mark.parametrize(
+    'payload', [
+        '------sanic\r\n'
+        'Content-Disposition: form-data; filename="filename"; name="test"\r\n'
+        '\r\n'
+        'OK\r\n'
+        '------sanic--\r\n',
+        '------sanic\r\n'
+        'content-disposition: form-data; filename="filename"; name="test"\r\n'
+        '\r\n'
+        'content-type: application/json; {"field": "value"}\r\n'
+        '------sanic--\r\n',
+    ])
+def test_request_multipart_files(app, payload):
+    @app.route("/", methods=["POST"])
+    async def post(request):
+        return text("OK")
+
+    headers = {'content-type': 'multipart/form-data; boundary=----sanic'}
+
+    request, _ = app.test_client.post(data=payload, headers=headers)
+    assert request.files.get('test').name == "filename"
+
+
+def test_request_multipart_file_with_json_content_type(app):
+    @app.route("/", methods=["POST"])
+    async def post(request):
+        return text("OK")
+
+    payload = '------sanic\r\nContent-Disposition: form-data; name="file"; filename="test.json"' \
+              '\r\nContent-Type: application/json\r\n\r\n\r\n------sanic--'
+
+    headers = {'content-type': 'multipart/form-data; boundary=------sanic'}
+
+    request, _ = app.test_client.post(data=payload, headers=headers)
+    assert request.files.get('file').type == 'application/json'
+
+
+def test_request_multipart_with_multiple_files_and_type(app):
+    @app.route("/", methods=["POST"])
+    async def post(request):
+        return text("OK")
+
+    payload = '------sanic\r\nContent-Disposition: form-data; name="file"; filename="test.json"' \
+              '\r\nContent-Type: application/json\r\n\r\n\r\n' \
+              '------sanic\r\nContent-Disposition: form-data; name="file"; filename="some_file.pdf"\r\n' \
+              'Content-Type: application/pdf\r\n\r\n\r\n------sanic--'
+    headers = {'content-type': 'multipart/form-data; boundary=------sanic'}
+
+    request, _ = app.test_client.post(data=payload, headers=headers)
+    assert len(request.files.getlist('file')) == 2
+    assert request.files.getlist('file')[0].type == 'application/json'
+    assert request.files.getlist('file')[1].type == 'application/pdf'