diff --git a/Protocol/Error Messages/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs b/Protocol/Error Messages/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs
new file mode 100644
index 0000000..9af5d83
--- /dev/null
+++ b/Protocol/Error Messages/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs
@@ -0,0 +1,56 @@
+// <auto-generated>This is auto-generated code by Validator Management Tool. Do not modify.</auto-generated>
+namespace Skyline.DataMiner.CICD.Validators.Protocol.Tests.Protocol.Params.Param.Display.Decimals.CheckDecimalsTag
+{
+ using System;
+ using System.Collections.Generic;
+
+ using Skyline.DataMiner.CICD.Models.Protocol.Read;
+ using Skyline.DataMiner.CICD.Validators.Common.Interfaces;
+ using Skyline.DataMiner.CICD.Validators.Common.Model;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Common;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Interfaces;
+
+ internal static class Error
+ {
+ public static IValidationResult InvalidTagForDateTime(IValidate test, IReadable referenceNode, IReadable positionNode, string paramId)
+ {
+ return new ValidationResult
+ {
+ Test = test,
+ CheckId = CheckId.CheckDecimalsTag,
+ ErrorId = ErrorIds.InvalidTagForDateTime,
+ FullId = "2.75.1",
+ Category = Category.Param,
+ Severity = Severity.Major,
+ Certainty = Certainty.Certain,
+ Source = Source.Validator,
+ FixImpact = FixImpact.NonBreaking,
+ GroupDescription = "",
+ Description = String.Format("Missing tag '{0}' with expected value '{1}' for {2} '{3}'.", "Display/Decimals", "8", "Param", paramId),
+ HowToFix = "Add a Protocol/Param/Display/Decimals tag with value8.",
+ ExampleCode = "<Display>" + Environment.NewLine + " <RTDisplay>true</RTDisplay>" + Environment.NewLine + " <Decimals>8</Decimals>" + Environment.NewLine + "</Display>" + Environment.NewLine + "<Measurement>" + Environment.NewLine + " <Type options=\"datetime\">number</Type>" + Environment.NewLine + "</Measurement>",
+ Details = "By default, only 6 decimals are saved in memory. Parameters holding datetime values need at least 8 decimals to be accurate." + Environment.NewLine + "Otherwise, there might be rounding issues when retrieving the parameter from an external source like an Automation script.",
+ HasCodeFix = false,
+
+ PositionNode = positionNode,
+ ReferenceNode = referenceNode,
+ };
+ }
+ }
+
+ internal static class ErrorIds
+ {
+ public const uint InvalidTagForDateTime = 1;
+ }
+
+ /// <summary>
+ /// Contains the identifiers of the checks.
+ /// </summary>
+ public static class CheckId
+ {
+ /// <summary>
+ /// The check identifier.
+ /// </summary>
+ public const uint CheckDecimalsTag = 75;
+ }
+}
\ No newline at end of file
diff --git a/Protocol/ErrorMessages.xml b/Protocol/ErrorMessages.xml
index b5df2b7..c7416bf 100644
--- a/Protocol/ErrorMessages.xml
+++ b/Protocol/ErrorMessages.xml
@@ -9643,6 +9643,31 @@
</ErrorMessage>
</ErrorMessages>
</Check>
+ <Check id="75">
+ <Name namespace="Protocol.Params.Param.Display.Decimals">CheckDecimalsTag</Name>
+ <ErrorMessages>
+ <ErrorMessage id="1">
+ <Name>InvalidTagForDateTime</Name>
+ <GroupDescription />
+ <Description templateId="1010">
+ <InputParameters>
+ <InputParameter id="0" value="Display/Decimals">tagName</InputParameter>
+ <InputParameter id="1" value="8">expectedValue</InputParameter>
+ <InputParameter id="2" value="Param">itemKind</InputParameter>
+ <InputParameter id="3">paramId</InputParameter>
+ </InputParameters>
+ </Description>
+ <Severity>Major</Severity>
+ <Certainty>Certain</Certainty>
+ <Source>Validator</Source>
+ <FixImpact>NonBreaking</FixImpact>
+ <HasCodeFix>False</HasCodeFix>
+ <HowToFix><![CDATA[Add a Protocol/Param/Display/Decimals tag with value8.]]></HowToFix>
+ <ExampleCode><![CDATA[<Display>[NewLine] <RTDisplay>true</RTDisplay>[NewLine] <Decimals>8</Decimals>[NewLine]</Display>[NewLine]<Measurement>[NewLine] <Type options="datetime">number</Type>[NewLine]</Measurement>]]></ExampleCode>
+ <Details><![CDATA[By default, only 6 decimals are saved in memory. Parameters holding datetime values need at least 8 decimals to be accurate.[NewLine]Otherwise, there might be rounding issues when retrieving the parameter from an external source like an Automation script.]]></Details>
+ </ErrorMessage>
+ </ErrorMessages>
+ </Check>
</Checks>
</Category>
<Category id="3">
diff --git a/Protocol/Tests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs b/Protocol/Tests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs
new file mode 100644
index 0000000..1129913
--- /dev/null
+++ b/Protocol/Tests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag.cs
@@ -0,0 +1,70 @@
+namespace Skyline.DataMiner.CICD.Validators.Protocol.Tests.Protocol.Params.Param.Display.Decimals.CheckDecimalsTag
+{
+ using System;
+ using System.Collections.Generic;
+
+ using Skyline.DataMiner.CICD.Models.Protocol.Read;
+ using Skyline.DataMiner.CICD.Validators.Common.Interfaces;
+ using Skyline.DataMiner.CICD.Validators.Common.Model;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Common;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Common.Attributes;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Common.Extensions;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Interfaces;
+
+ [Test(CheckId.CheckDecimalsTag, Category.Param)]
+ internal class CheckDecimalsTag : IValidate/*, ICodeFix, ICompare*/
+ {
+ // Please comment out the interfaces that aren't used together with the respective methods.
+
+ public List<IValidationResult> Validate(ValidatorContext context)
+ {
+ List<IValidationResult> results = new List<IValidationResult>();
+
+ foreach (var param in context.EachParamWithValidId())
+ {
+ var displayTag = param.Display;
+
+ // Early return pattern. Only check when there is a Display tag.
+ if (displayTag == null) continue;
+
+ // Only check number types.
+ if (!param.IsNumber()) continue;
+
+ // Only check if date or datetime parameter
+ if (!param.IsDateTime()) continue;
+
+ // Verify valid decimals.
+ var decimalsTag = param.Display?.Decimals;
+ if (decimalsTag?.Value != 8)
+ {
+ var positionNode = decimalsTag ?? (IReadable)displayTag;
+ results.Add(Error.InvalidTagForDateTime(this, param, positionNode, param.Id.RawValue));
+ }
+ }
+
+ return results;
+ }
+
+ ////public ICodeFixResult Fix(CodeFixContext context)
+ ////{
+ //// CodeFixResult result = new CodeFixResult();
+
+ //// switch (context.Result.ErrorId)
+ //// {
+
+ //// default:
+ //// result.Message = $"This error ({context.Result.ErrorId}) isn't implemented.";
+ //// break;
+ //// }
+
+ //// return result;
+ ////}
+
+ ////public List<IValidationResult> Compare(MajorChangeCheckContext context)
+ ////{
+ //// List<IValidationResult> results = new List<IValidationResult>();
+
+ //// return results;
+ ////}
+ }
+}
\ No newline at end of file
diff --git a/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/CheckDecimalsTag.cs b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/CheckDecimalsTag.cs
new file mode 100644
index 0000000..39ab3d2
--- /dev/null
+++ b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/CheckDecimalsTag.cs
@@ -0,0 +1,95 @@
+namespace ProtocolTests.Protocol.Params.Param.Display.Decimals.CheckDecimalsTag
+{
+ using System;
+ using System.Collections.Generic;
+
+ using FluentAssertions;
+
+ using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+ using Skyline.DataMiner.CICD.Validators.Common.Interfaces;
+ using Skyline.DataMiner.CICD.Validators.Common.Model;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Common;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Interfaces;
+ using Skyline.DataMiner.CICD.Validators.Protocol.Tests.Protocol.Params.Param.Display.Decimals.CheckDecimalsTag;
+
+ [TestClass]
+ public class Validate
+ {
+ private readonly IValidate check = new CheckDecimalsTag();
+
+ #region Valid Checks
+
+ [TestMethod]
+ public void Param_CheckDecimalsTag_Valid()
+ {
+ Generic.ValidateData data = new Generic.ValidateData
+ {
+ TestType = Generic.TestType.Valid,
+ FileName = "Valid",
+ ExpectedResults = new List<IValidationResult>()
+ };
+
+ Generic.Validate(check, data);
+ }
+
+ #endregion
+
+ #region Invalid Checks
+
+ [TestMethod]
+ public void Param_CheckDecimalsTag_InvalidTagForDateTime()
+ {
+ Generic.ValidateData data = new Generic.ValidateData
+ {
+ TestType = Generic.TestType.Invalid,
+ FileName = "InvalidTagForDateTime",
+ ExpectedResults = new List<IValidationResult>
+ {
+ Error.InvalidTagForDateTime(null, null, null, "10"),
+ }
+ };
+
+ Generic.Validate(check, data);
+ }
+
+ #endregion
+ }
+
+ [TestClass]
+ public class ErrorMessages
+ {
+ [TestMethod]
+ public void Param_CheckDecimalsTag_InvalidTagForDateTime()
+ {
+ // Create ErrorMessage
+ var message = Error.InvalidTagForDateTime(null, null, null, "paramId");
+
+ var expected = new ValidationResult
+ {
+ Severity = Severity.Major,
+ Certainty = Certainty.Certain,
+ FixImpact = FixImpact.NonBreaking,
+ GroupDescription = "",
+ Description = "Missing tag 'Display/Decimals' with expected value '8' for Param 'paramId'.",
+ Details = "By default, only 6 decimals are saved in memory. Parameters holding datetime values need at least 8 decimals to be accurate." + Environment.NewLine + "Otherwise, there might be rounding issues when retrieving the parameter from an external source like an Automation script.",
+ HasCodeFix = false,
+ };
+
+ // Assert
+ message.Should().BeEquivalentTo(expected, Generic.ExcludePropertiesForErrorMessages);
+ }
+ }
+
+ [TestClass]
+ public class Attribute
+ {
+ private readonly IRoot check = new CheckDecimalsTag();
+
+ [TestMethod]
+ public void Param_CheckDecimalsTag_CheckCategory() => Generic.CheckCategory(check, Category.Param);
+
+ [TestMethod]
+ public void Param_CheckDecimalsTag_CheckId() => Generic.CheckId(check, CheckId.CheckDecimalsTag);
+ }
+}
\ No newline at end of file
diff --git a/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Invalid/InvalidTagForDateTime.xml b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Invalid/InvalidTagForDateTime.xml
new file mode 100644
index 0000000..8fc6541
--- /dev/null
+++ b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Invalid/InvalidTagForDateTime.xml
@@ -0,0 +1,12 @@
+<Protocol xmlns="http://www.skyline.be/validatorProtocolUnitTest">
+ <Params>
+ <Param id="10">
+ <Display>
+ <RTDisplay>true</RTDisplay>
+ </Display>
+ <Measurement>
+ <Type options="datetime">number</Type>
+ </Measurement>
+ </Param>
+ </Params>
+</Protocol>
\ No newline at end of file
diff --git a/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Valid/Valid.xml b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Valid/Valid.xml
new file mode 100644
index 0000000..0ec63e1
--- /dev/null
+++ b/ProtocolTests/Protocol/Params/Param/Display/Decimals/CheckDecimalsTag/Samples/Validate/Valid/Valid.xml
@@ -0,0 +1,13 @@
+<Protocol xmlns="http://www.skyline.be/validatorProtocolUnitTest">
+ <Params>
+ <Param id="10">
+ <Display>
+ <RTDisplay>true</RTDisplay>
+ <Decimals>8</Decimals>
+ </Display>
+ <Measurement>
+ <Type options="datetime">number</Type>
+ </Measurement>
+ </Param>
+ </Params>
+</Protocol>
\ No newline at end of file