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 +1,75 @@
+/*
+ * 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.
+*/
+
+using System;
+using Newtonsoft.Json;
+using NUnit.Framework;
+
+namespace QuantConnect.Tests.Common
+{
+    [TestFixture]
+    public class ScatterChartPointTests
+    {
+        [Test]
+        public void JsonRoundTrip()
+        {
+            var chart = new Chart(Symbols.SPY.Value);
+            var series = new Series("SeriesName", SeriesType.Scatter);
+            var point = new ScatterChartPoint() { y = 99, Time = new DateTime(2024, 01, 01), Tooltip = "Filled @ 88 tooltip test" };
+            series.AddPoint(point);
+            chart.AddSeries(series);
+
+            var serialized = JsonConvert.SerializeObject(chart);
+            var deserialized = JsonConvert.DeserializeObject<Chart>(serialized);
+
+            Assert.AreEqual(1, deserialized.Series.Count);
+            var deserializedSeries = deserialized.Series[series.Name];
+
+            Assert.AreEqual(1, deserializedSeries.Values.Count);
+
+            var assetPlotSeriesPoint = deserializedSeries.Values[0] as ScatterChartPoint;
+
+            Assert.AreEqual(point.Time, assetPlotSeriesPoint.Time);
+            Assert.AreEqual(point.Y, assetPlotSeriesPoint.Y);
+            Assert.AreEqual(point.Tooltip, assetPlotSeriesPoint.Tooltip);
+        }
+
+        [Test]
+        public void Clone()
+        {
+            var point = new ScatterChartPoint() { y = 99, Time = new DateTime(2024, 01, 01), Tooltip = "Filled @ 88 tooltip test" };
+            var clone = (ScatterChartPoint)point.Clone();
+
+            Assert.AreEqual(point.Time, clone.Time);
+            Assert.AreEqual(point.Y, clone.Y);
+            Assert.AreEqual(point.Tooltip, clone.Tooltip);
+        }
+
+        [TestCase("[890370000,1.0]", 1, null)]
+        [TestCase("{ \"x\": 890370000, \"y\": 1.0}", 1, null)]
+        [TestCase("{ \"x\": 890370000, \"y\": null}", null, null)]
+        [TestCase("{ \"x\": 890370000, \"y\": null, \"tooltip\": \"a Test\"}", null, "a Test")]
+        public void Deserialize(string serialized, decimal? expected, string toolTip)
+        {
+            var deserialized = JsonConvert.DeserializeObject<ScatterChartPoint>(serialized);
+
+            var time = new DateTime(1998, 3, 20, 5, 0, 0);
+            Assert.AreEqual(time, deserialized.Time);
+            Assert.AreEqual(890370000, deserialized.X);
+            Assert.AreEqual(expected, deserialized.Y);
+            Assert.AreEqual(toolTip, deserialized.Tooltip);
+        }
+    }
+}