chore: import upstream snapshot with attribution

2026-07-13 13:02:50 +08:00
commit 0fc60fdcb1
5008 changed files with 910633 additions and 0 deletions
@@ -0,0 +1,42 @@
+# QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
+# Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from AlgorithmImports import *
+
+### <summary>
+### Regression algorithm for testing parameterized regression algorithms get valid parameters.
+### </summary>
+class GetParameterRegressionAlgorithm(QCAlgorithm):
+
+    def initialize(self):
+        self.set_start_date(2013, 10, 7)
+        self.check_parameter(None, self.get_parameter("non-existing"), "GetParameter(\"non-existing\")")
+        self.check_parameter("100", self.get_parameter("non-existing", "100"), "GetParameter(\"non-existing\", \"100\")")
+        self.check_parameter(100, self.get_parameter("non-existing", 100), "GetParameter(\"non-existing\", 100)")
+        self.check_parameter(100.0, self.get_parameter("non-existing", 100.0), "GetParameter(\"non-existing\", 100.0)")
+
+        self.check_parameter("10", self.get_parameter("ema-fast"), "GetParameter(\"ema-fast\")")
+        self.check_parameter(10, self.get_parameter("ema-fast", 100), "GetParameter(\"ema-fast\", 100)")
+        self.check_parameter(10.0, self.get_parameter("ema-fast", 100.0), "GetParameter(\"ema-fast\", 100.0)")
+
+        self.quit()
+
+    def check_parameter(self, expected, actual, call):
+        if expected == None and actual != None:
+            raise AssertionError(f"{call} should have returned null but returned {actual} ({type(actual)})")
+
+        if expected != None and actual == None:
+            raise AssertionError(f"{call} should have returned {expected} ({type(expected)}) but returned null")
+
+        if expected != None and actual != None and type(expected) != type(actual) or expected != actual:
+            raise AssertionError(f"{call} should have returned {expected} ({type(expected)}) but returned {actual} ({type(actual)})")