Update cherrpy to 17.4.2

lib/cherrypy/test/test_params.py

@@ -0,0 +1,61 @@
+import sys
+import textwrap
+
+import cherrypy
+from cherrypy.test import helper
+
+
+class ParamsTest(helper.CPWebCase):
+    @staticmethod
+    def setup_server():
+        class Root:
+            @cherrypy.expose
+            @cherrypy.tools.json_out()
+            @cherrypy.tools.params()
+            def resource(self, limit=None, sort=None):
+                return type(limit).__name__
+            # for testing on Py 2
+            resource.__annotations__ = {'limit': int}
+        conf = {'/': {'tools.params.on': True}}
+        cherrypy.tree.mount(Root(), config=conf)
+
+    def test_pass(self):
+        self.getPage('/resource')
+        self.assertStatus(200)
+        self.assertBody('"NoneType"')
+
+        self.getPage('/resource?limit=0')
+        self.assertStatus(200)
+        self.assertBody('"int"')
+
+    def test_error(self):
+        self.getPage('/resource?limit=')
+        self.assertStatus(400)
+        self.assertInBody('invalid literal for int')
+
+        cherrypy.config['tools.params.error'] = 422
+        self.getPage('/resource?limit=')
+        self.assertStatus(422)
+        self.assertInBody('invalid literal for int')
+
+        cherrypy.config['tools.params.exception'] = TypeError
+        self.getPage('/resource?limit=')
+        self.assertStatus(500)
+
+    def test_syntax(self):
+        if sys.version_info < (3,):
+            return self.skip('skipped (Python 3 only)')
+        code = textwrap.dedent("""
+            class Root:
+                @cherrypy.expose
+                @cherrypy.tools.params()
+                def resource(self, limit: int):
+                    return type(limit).__name__
+            conf = {'/': {'tools.params.on': True}}
+            cherrypy.tree.mount(Root(), config=conf)
+            """)
+        exec(code)
+
+        self.getPage('/resource?limit=0')
+        self.assertStatus(200)
+        self.assertBody('int')