feat(driver-twincat): shared TagConfigJson readers, writable key, Inspect warnings (R2-11)

2026-07-13 11:00:31 -04:00
parent 6e2415bb4c
commit 4f5bbd253c
4 changed files with 90 additions and 7 deletions
@@ -0,0 +1,49 @@
+using Shouldly;
+using Xunit;
+using ZB.MOM.WW.OtOpcUa.Driver.TwinCAT;
+
+namespace ZB.MOM.WW.OtOpcUa.Driver.TwinCAT.Tests;
+
+/// <summary>R2-11 (05/CONV-2) strictness surface for the TwinCAT equipment-tag parser: lenient runtime
+/// freeze, <c>Inspect</c> reports the typo, and the <c>writable</c> key is honoured (default true).</summary>
+public sealed class TwinCATEquipmentTagParserStrictnessTests
+{
+    [Fact]
+    public void Freeze_typo_dataType_still_defaults_to_DInt()
+    {
+        TwinCATEquipmentTagParser.TryParse("{\"symbolPath\":\"MAIN.x\",\"dataType\":\"DIntt\"}", out var def)
+            .ShouldBeTrue();
+        def.DataType.ShouldBe(TwinCATDataType.DInt);
+    }
+
+    [Fact]
+    public void Inspect_reports_typo_dataType()
+    {
+        var warnings = TwinCATEquipmentTagParser.Inspect("{\"symbolPath\":\"MAIN.x\",\"dataType\":\"DIntt\"}");
+        warnings.ShouldHaveSingleItem();
+        warnings[0].ShouldContain("DIntt");
+        warnings[0].ShouldContain("dataType");
+    }
+
+    [Fact]
+    public void Inspect_clean_config_has_no_warnings()
+    {
+        TwinCATEquipmentTagParser.Inspect("{\"symbolPath\":\"MAIN.x\",\"dataType\":\"DInt\"}").ShouldBeEmpty();
+    }
+
+    [Fact]
+    public void Writable_false_is_honoured()
+    {
+        TwinCATEquipmentTagParser.TryParse("{\"symbolPath\":\"MAIN.x\",\"dataType\":\"DInt\",\"writable\":false}", out var def)
+            .ShouldBeTrue();
+        def.Writable.ShouldBeFalse();
+    }
+
+    [Fact]
+    public void Writable_absent_defaults_to_true()
+    {
+        TwinCATEquipmentTagParser.TryParse("{\"symbolPath\":\"MAIN.x\",\"dataType\":\"DInt\"}", out var def)
+            .ShouldBeTrue();
+        def.Writable.ShouldBeTrue();
+    }
+}