Joseph Doherty
64e3fbe035
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Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public members surfaced by commentchecker — resolves 5,847 of 5,869 issues (99.6%) across three /fixdocs passes.
55 lines
2.5 KiB
C#
55 lines
2.5 KiB
C#
using Shouldly;
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using Xunit;
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namespace ZB.MOM.WW.OtOpcUa.Driver.Modbus.IntegrationTests.DL205;
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/// <summary>
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/// Verifies the driver's Modbus-exception → OPC UA StatusCode translation end-to-end
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/// against the dl205.json pymodbus profile. pymodbus returns exception 02 (Illegal Data
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/// Address) for reads outside the configured register ranges, matching real DL205/DL260
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/// firmware behavior per <c>docs/v2/dl205.md</c> §exception-codes. The driver must surface
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/// that as <c>BadOutOfRange</c> (0x803C0000) — not <c>BadInternalError</c> — so the
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/// operator sees a tag-config diagnosis instead of a generic driver-fault message.
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/// </summary>
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[Collection(ModbusSimulatorCollection.Name)]
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[Trait("Category", "Integration")]
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[Trait("Device", "DL205")]
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public sealed class DL205ExceptionCodeTests(ModbusSimulatorFixture sim)
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{
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/// <summary>Verifies that DL205 FC03 reads at unmapped registers return BadOutOfRange status.</summary>
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[Fact]
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public async Task DL205_FC03_at_unmapped_register_returns_BadOutOfRange()
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{
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if (sim.SkipReason is not null) Assert.Skip(sim.SkipReason);
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if (!string.Equals(Environment.GetEnvironmentVariable("MODBUS_SIM_PROFILE"), "dl205",
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StringComparison.OrdinalIgnoreCase))
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{
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Assert.Skip("MODBUS_SIM_PROFILE != dl205 — skipping.");
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}
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// Address 16383 is the last cell of hr-size=16384 in dl205.json; address 16384 is
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// beyond the configured HR range. pymodbus validates and returns exception 02
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// (Illegal Data Address).
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var options = new ModbusDriverOptions
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{
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Host = sim.Host,
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Port = sim.Port,
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UnitId = 1,
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Timeout = TimeSpan.FromSeconds(2),
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Tags =
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[
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new ModbusTagDefinition("Unmapped",
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ModbusRegion.HoldingRegisters, Address: 16383,
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DataType: ModbusDataType.UInt16, Writable: false),
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],
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Probe = new ModbusProbeOptions { Enabled = false },
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};
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await using var driver = new ModbusDriver(options, driverInstanceId: "dl205-exc");
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await driver.InitializeAsync("{}", TestContext.Current.CancellationToken);
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var results = await driver.ReadAsync(["Unmapped"], TestContext.Current.CancellationToken);
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results[0].StatusCode.ShouldBe(0x803C0000u,
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"DL205 returns exception 02 for an FC03 at an unmapped register; driver must translate to BadOutOfRange (not BadInternalError)");
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}
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}
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