Files
ScadaBridge/tests/ZB.MOM.WW.ScadaBridge.CLI.Tests/ImportNativeAlarmSourceOverridesTests.cs
T
Joseph Doherty 063fb21815 fix(native-alarms): a 4-column CSV import keeps stored MES overrides on the CLI path too (ScadaBridge#104)
The bulk SetInstanceNativeAlarmSourceOverridesCommand handler always wrote the
entry's IsMesReportableOverride, so a CLI import of a legacy 4-column CSV (no
MesReportable column) reset every imported source's MES override to inherit. The
Central UI avoided it only by looking up the stored flag client-side.

NativeAlarmSourceOverrideEntry gains an additive trailing KeepStoredMesReportable
flag: when set, the server leaves an existing row's MES override untouched (a new
row inherits) and ignores IsMesReportableOverride; unset keeps the old meaning
(null = clear to inherit), so older senders are unaffected. The CLI and the Central
UI now build their entries through one rule (ToOverrideEntry on each row type):
no MesReportable column => KeepStoredMesReportable. CLI README and
Component-CentralUI updated.

Claude-Session: https://claude.ai/code/session_01GT67AEHd2Acv1YPwGfXEoV
2026-11-09 16:04:28 -05:00

103 lines
4.4 KiB
C#

using ZB.MOM.WW.ScadaBridge.Commons.Messages.Management;
using ZB.MOM.WW.ScadaBridge.Commons.Types;
namespace ZB.MOM.WW.ScadaBridge.CLI.Tests;
/// <summary>
/// Verifies the CSV parsing + entry-mapping behaviour that backs
/// <c>instance native-alarm-source import</c>: parse errors block the apply step;
/// valid CSV produces the <see cref="NativeAlarmSourceOverrideEntry"/> list the
/// <see cref="SetInstanceNativeAlarmSourceOverridesCommand"/> consumes.
/// </summary>
public class ImportNativeAlarmSourceOverridesTests
{
// ── error path ───────────────────────────────────────────────────────────
/// <summary>Verifies that CSV input without a header row produces errors and no rows.</summary>
[Fact]
public void CsvWithMissingHeader_ProducesErrors()
{
var result = NativeAlarmSourceOverrideCsvParser.Parse("Pressure,ConnA,ref,Active");
Assert.NotEmpty(result.Errors);
Assert.Empty(result.Rows);
}
/// <summary>Verifies that a CSV row with a blank source name produces an error and no rows.</summary>
[Fact]
public void CsvWithBlankSourceName_ProducesError()
{
const string csv = "SourceName,Connection,SourceReference,Filter\n,ConnA,ref,Active";
var result = NativeAlarmSourceOverrideCsvParser.Parse(csv);
Assert.NotEmpty(result.Errors);
Assert.Empty(result.Rows);
}
// ── happy path ───────────────────────────────────────────────────────────
/// <summary>Verifies that valid CSV input produces the expected list of override entries.</summary>
[Fact]
public void ValidCsv_ProducesCorrectEntryList()
{
const string csv = """
SourceName,Connection,SourceReference,Filter
Pressure,ConnA,ns=2;s=Pump,Active
Temp,,,
""";
var parseResult = NativeAlarmSourceOverrideCsvParser.Parse(csv);
Assert.Empty(parseResult.Errors);
Assert.Equal(2, parseResult.Rows.Count);
// Build the same entry list that the CLI import action produces.
var entries = parseResult.Rows
.Select(r => new NativeAlarmSourceOverrideEntry(
r.SourceName, r.Connection, r.SourceReference, r.Filter))
.ToList();
Assert.Equal("Pressure", entries[0].SourceCanonicalName);
Assert.Equal("ConnA", entries[0].ConnectionNameOverride);
Assert.Equal("ns=2;s=Pump", entries[0].SourceReferenceOverride);
Assert.Equal("Active", entries[0].ConditionFilterOverride);
// All-blank override fields → inherited (null) on every field.
Assert.Equal("Temp", entries[1].SourceCanonicalName);
Assert.Null(entries[1].ConnectionNameOverride);
Assert.Null(entries[1].SourceReferenceOverride);
Assert.Null(entries[1].ConditionFilterOverride);
}
// ── MES flag (ScadaBridge#104) ───────────────────────────────────────────
/// <summary>A legacy 4-column file leaves the MES flag unspecified, so the server keeps it.</summary>
[Fact]
public void FourColumnCsv_EntryKeepsStoredMesFlag()
{
var parsed = NativeAlarmSourceOverrideCsvParser.Parse("SourceName,Connection,SourceReference,Filter\nPressure,ConnA,,");
var entry = Assert.Single(parsed.Rows).ToOverrideEntry();
Assert.True(entry.KeepStoredMesReportable);
Assert.Null(entry.IsMesReportableOverride);
Assert.Equal("ConnA", entry.ConnectionNameOverride);
}
/// <summary>A file with the MesReportable column is authoritative, blank included (= inherit).</summary>
[Fact]
public void FiveColumnCsv_EntrySpecifiesMesFlag()
{
var parsed = NativeAlarmSourceOverrideCsvParser.Parse(
"SourceName,Connection,SourceReference,Filter,MesReportable\nPressure,,,,false\nTemp,,,,");
var pressure = parsed.Rows[0].ToOverrideEntry();
var temp = parsed.Rows[1].ToOverrideEntry();
Assert.False(pressure.KeepStoredMesReportable);
Assert.False(pressure.IsMesReportableOverride);
Assert.False(temp.KeepStoredMesReportable);
Assert.Null(temp.IsMesReportableOverride);
}
}