Merge lane TwinCAT: TwinCAT driver remediation (#739)

Claude-Session: https://claude.ai/code/session_01Ub9hGmYLQvn9XETzw7CMsT
2026-10-22 15:04:51 -04:00
parent 7aca052e3c a8d313ed5a
commit 0d49eaf77b
23 changed files with 3255 additions and 226 deletions
@@ -184,4 +184,24 @@ public sealed class WriteCommandParseValueTests
    {
        ReadCommand.SynthesiseTagName(symbol, type).ShouldBe(expected);
    }
+
+    /// <summary>An array value splits on the separator and parses each element per --type (#739 U9 gate tooling).</summary>
+    [Fact]
+    public void ParseArrayValue_parses_each_element()
+    {
+        WriteCommand.ParseArrayValue("1, -2,3", TwinCATDataType.Int, 3, ",")
+            .ShouldBe(new object[] { (short)1, (short)-2, (short)3 });
+        WriteCommand.ParseArrayValue("a b|c", TwinCATDataType.String, 2, "|")
+            .ShouldBe(new object[] { "a b", "c" });
+    }
+
+    /// <summary>A count that differs from --array-length is refused before the PLC is touched.</summary>
+    [Fact]
+    public void ParseArrayValue_refuses_a_count_mismatch()
+    {
+        Should.Throw<CliFx.Exceptions.CommandException>(
+            () => WriteCommand.ParseArrayValue("1,2", TwinCATDataType.Int, 3, ","));
+        Should.Throw<CliFx.Exceptions.CommandException>(
+            () => WriteCommand.ParseArrayValue("1", TwinCATDataType.Int, 0, ","));
+    }
 }