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Add test to cover issue with unstable array sort

pull/43/head
Adam McCoy 2020-11-29 00:42:34 +11:00
parent 831ec94400
commit 8cd59b6532
1 changed files with 46 additions and 0 deletions
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46
Src/JsonDiffPatchDotNet.UnitTests/JsonDeltaFormatterUnitTests.cs
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@ -1,3 +1,4 @@
using System.Linq;
using JsonDiffPatchDotNet.Formatters.JsonPatch;
using Newtonsoft.Json.Linq;
using NUnit.Framework;
@ -121,6 +122,51 @@ namespace JsonDiffPatchDotNet.UnitTests
AssertOperation(operations[1], OperationTypes.Remove, "/1");
}
[Test]
public void Format_SortsRemoveOperations_Success()
{
const string patchJson = @"
{
""a"": {
""a"": [0,0,0],
""b"": [0,0,0],
""c"": {
""a"": {
""a"": [0,0,0],
""b"": [0,0,0],
""c"": [0,0,0],
""d"": [0,0,0],
""e"": [0,0,0],
""f"": [0,0,0]
}
}
},
""b"": [0,0,0],
""c"": [0,0,0],
""d"": [0,0,0],
""e"": [0,0,0],
""f"": [0,0,0],
""g"": [0,0,0],
""h"": [0,0,0],
""i"": {
""a"": {
""a"": {
""_t"": ""a"",
""_0"": [0,0,0],
""_1"": [0,0,0]
}
}
}
}
";
var patch = JToken.Parse(patchJson);
var operations = Formatter.Format(patch);
var paths = operations.Select(o => o.Path).ToList();
// removal of the array item at index 1 should come before the item at index 0
Assert.Less(paths.IndexOf("/i/a/a/1"), paths.IndexOf("/i/a/a/0"));
}
private void AssertOperation(Operation operation, string expectedOp, string expectedPath, JValue expectedValue = null)
{
Assert.AreEqual(expectedOp, operation.Op);