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ScadaBridge/tests/ZB.MOM.WW.ScadaBridge.TemplateEngine.Tests/Services/InstanceServiceTests.cs
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Joseph Doherty 513fa1aa16 docs(tests): fix CommentChecker findings across tests/ — 13,392 → 0 (repo-wide scan clean)
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- add summaries to ~10k test methods, fixtures, fakes and helpers
  (+ <param> on theories, <returns> on async Task methods,
  <inheritdoc/> on interface implementations the checker can resolve)
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- reword the last 5 src/ false positives (CWE-1236, failures-1,
  year-0001, M365)

Only non-comment edits: four one-line nested classes split across lines
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523 lines
24 KiB
C#

using Moq;
using ZB.MOM.WW.ScadaBridge.Commons.Entities.Instances;
using ZB.MOM.WW.ScadaBridge.Commons.Entities.Templates;
using ZB.MOM.WW.ScadaBridge.Commons.Interfaces.Repositories;
using ZB.MOM.WW.ScadaBridge.Commons.Interfaces.Services;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.Management;
using ZB.MOM.WW.ScadaBridge.Commons.Types.Enums;
using ZB.MOM.WW.ScadaBridge.TemplateEngine.Services;
namespace ZB.MOM.WW.ScadaBridge.TemplateEngine.Tests.Services;
public class InstanceServiceTests
{
private readonly Mock<ITemplateEngineRepository> _repoMock = new();
private readonly Mock<IAuditService> _auditMock = new();
private readonly InstanceService _sut;
/// <summary>Initializes the test with a mocked repository and audit service and the service under test.</summary>
public InstanceServiceTests()
{
_sut = new InstanceService(_repoMock.Object, _auditMock.Object);
}
/// <summary>Verifies that creating an instance with valid input returns success.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task CreateInstance_ValidInput_ReturnsSuccess()
{
_repoMock.Setup(r => r.GetTemplateByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new Template("TestTemplate") { Id = 1 });
_repoMock.Setup(r => r.GetInstanceByUniqueNameAsync("Inst1", It.IsAny<CancellationToken>()))
.ReturnsAsync((Instance?)null);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.CreateInstanceAsync("Inst1", 1, 1, null, "admin");
Assert.True(result.IsSuccess);
Assert.Equal("Inst1", result.Value.UniqueName);
Assert.Equal(InstanceState.Disabled, result.Value.State); // Starts disabled
_repoMock.Verify(r => r.AddInstanceAsync(It.IsAny<Instance>(), It.IsAny<CancellationToken>()), Times.Once);
}
/// <summary>Verifies that creating an instance with a duplicate name returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task CreateInstance_DuplicateName_ReturnsFailure()
{
_repoMock.Setup(r => r.GetTemplateByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new Template("T") { Id = 1 });
_repoMock.Setup(r => r.GetInstanceByUniqueNameAsync("Inst1", It.IsAny<CancellationToken>()))
.ReturnsAsync(new Instance("Inst1") { Id = 99 });
var result = await _sut.CreateInstanceAsync("Inst1", 1, 1, null, "admin");
Assert.True(result.IsFailure);
Assert.Contains("already exists", result.Error);
}
/// <summary>Verifies that creating an instance from a missing template returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task CreateInstance_MissingTemplate_ReturnsFailure()
{
_repoMock.Setup(r => r.GetTemplateByIdAsync(999, It.IsAny<CancellationToken>()))
.ReturnsAsync((Template?)null);
var result = await _sut.CreateInstanceAsync("Inst1", 999, 1, null, "admin");
Assert.True(result.IsFailure);
Assert.Contains("not found", result.Error);
}
/// <summary>Verifies that overriding a locked attribute returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_LockedAttribute_ReturnsFailure()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>
{
new("LockedAttr") { IsLocked = true }
});
var result = await _sut.SetAttributeOverrideAsync(1, "LockedAttr", "new", "admin");
Assert.True(result.IsFailure);
Assert.Contains("locked", result.Error, StringComparison.OrdinalIgnoreCase);
}
/// <summary>Verifies that overriding a non-existent attribute returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_NonExistentAttribute_ReturnsFailure()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>());
var result = await _sut.SetAttributeOverrideAsync(1, "Missing", "value", "admin");
Assert.True(result.IsFailure);
Assert.Contains("does not exist", result.Error);
}
/// <summary>Verifies that overriding an unlocked attribute returns success.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_UnlockedAttribute_ReturnsSuccess()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>
{
new("Threshold") { IsLocked = false }
});
_repoMock.Setup(r => r.GetOverridesByInstanceIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<InstanceAttributeOverride>());
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.SetAttributeOverrideAsync(1, "Threshold", "99", "admin");
Assert.True(result.IsSuccess);
Assert.Equal("Threshold", result.Value.AttributeName);
Assert.Equal("99", result.Value.OverrideValue);
}
// --- SetAlarmOverrideAsync validation regression ---
private static Template TemplateWithAlarms(int id, params TemplateAlarm[] alarms)
{
var t = new Template($"T{id}") { Id = id };
foreach (var a in alarms)
{
a.TemplateId = id;
t.Alarms.Add(a);
}
return t;
}
/// <summary>Verifies that overriding a non-existent alarm returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverride_NonExistentAlarm_ReturnsFailure()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template>
{
TemplateWithAlarms(1, new TemplateAlarm("HighTemp") { Id = 10 })
});
var result = await _sut.SetAlarmOverrideAsync(1, "Missing", "{}", null, "admin");
Assert.True(result.IsFailure);
Assert.Contains("does not exist", result.Error);
_repoMock.Verify(r => r.AddInstanceAlarmOverrideAsync(
It.IsAny<InstanceAlarmOverride>(), It.IsAny<CancellationToken>()), Times.Never);
}
/// <summary>Verifies that overriding a locked alarm on a composed template returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverride_ComposedLockedAlarm_ReturnsFailure()
{
// The locked alarm lives in a composed module, so it is NOT a direct
// alarm of the instance's template — the old code skipped the lock check.
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
var module = TemplateWithAlarms(2, new TemplateAlarm("Fault") { Id = 20, IsLocked = true });
var host = new Template("Host") { Id = 1 };
host.Compositions.Add(new TemplateComposition("Pump") { Id = 1, ComposedTemplateId = 2 });
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template> { host, module });
var result = await _sut.SetAlarmOverrideAsync(1, "Pump.Fault", "{}", null, "admin");
Assert.True(result.IsFailure);
Assert.Contains("locked", result.Error, StringComparison.OrdinalIgnoreCase);
_repoMock.Verify(r => r.AddInstanceAlarmOverrideAsync(
It.IsAny<InstanceAlarmOverride>(), It.IsAny<CancellationToken>()), Times.Never);
}
/// <summary>Verifies that overriding an unlocked alarm on a composed template returns success.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverride_ComposedUnlockedAlarm_ReturnsSuccess()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
var module = TemplateWithAlarms(2, new TemplateAlarm("Fault") { Id = 20, IsLocked = false });
var host = new Template("Host") { Id = 1 };
host.Compositions.Add(new TemplateComposition("Pump") { Id = 1, ComposedTemplateId = 2 });
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template> { host, module });
_repoMock.Setup(r => r.GetAlarmOverrideAsync(1, "Pump.Fault", It.IsAny<CancellationToken>()))
.ReturnsAsync((InstanceAlarmOverride?)null);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.SetAlarmOverrideAsync(1, "Pump.Fault", "{}", 2, "admin");
Assert.True(result.IsSuccess);
_repoMock.Verify(r => r.AddInstanceAlarmOverrideAsync(
It.IsAny<InstanceAlarmOverride>(), It.IsAny<CancellationToken>()), Times.Once);
}
/// <summary>Verifies that overriding a locked alarm declared directly on the template returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverride_DirectLockedAlarm_ReturnsFailure()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template>
{
TemplateWithAlarms(1, new TemplateAlarm("HighTemp") { Id = 10, IsLocked = true })
});
var result = await _sut.SetAlarmOverrideAsync(1, "HighTemp", "{}", null, "admin");
Assert.True(result.IsFailure);
Assert.Contains("locked", result.Error, StringComparison.OrdinalIgnoreCase);
}
/// <summary>Verifies that setting an alarm override stores the MES-reportable override.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverrideAsync_StoresIsMesReportableOverride()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template>
{
TemplateWithAlarms(1, new TemplateAlarm("HighTemp") { Id = 10, IsLocked = false })
});
_repoMock.Setup(r => r.GetAlarmOverrideAsync(1, "HighTemp", It.IsAny<CancellationToken>()))
.ReturnsAsync((InstanceAlarmOverride?)null);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
InstanceAlarmOverride? added = null;
_repoMock.Setup(r => r.AddInstanceAlarmOverrideAsync(
It.IsAny<InstanceAlarmOverride>(), It.IsAny<CancellationToken>()))
.Callback<InstanceAlarmOverride, CancellationToken>((o, _) => added = o);
var result = await _sut.SetAlarmOverrideAsync(
1, "HighTemp", "{}", null, "admin", isMesReportableOverride: true);
Assert.True(result.IsSuccess);
Assert.NotNull(added);
Assert.True(added!.IsMesReportableOverride);
Assert.True(result.Value.IsMesReportableOverride);
}
/// <summary>Verifies that a null MES-reportable override clears the existing override.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverrideAsync_NullIsMesReportableOverride_ClearsExistingOverride()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template>
{
TemplateWithAlarms(1, new TemplateAlarm("HighTemp") { Id = 10, IsLocked = false })
});
var existingOverride = new InstanceAlarmOverride("HighTemp")
{
Id = 5,
InstanceId = 1,
IsMesReportableOverride = true
};
_repoMock.Setup(r => r.GetAlarmOverrideAsync(1, "HighTemp", It.IsAny<CancellationToken>()))
.ReturnsAsync(existingOverride);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.SetAlarmOverrideAsync(
1, "HighTemp", "{}", null, "admin", isMesReportableOverride: null);
Assert.True(result.IsSuccess);
Assert.Null(existingOverride.IsMesReportableOverride);
Assert.Null(result.Value.IsMesReportableOverride);
_repoMock.Verify(r => r.UpdateInstanceAlarmOverrideAsync(
It.Is<InstanceAlarmOverride>(o => o.IsMesReportableOverride == null),
It.IsAny<CancellationToken>()), Times.Once);
}
/// <summary>Verifies that setting an alarm override updates the MES-reportable override on an existing override.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAlarmOverrideAsync_UpdatesIsMesReportableOverrideOnExisting()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAllTemplatesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<Template>
{
TemplateWithAlarms(1, new TemplateAlarm("HighTemp") { Id = 10, IsLocked = false })
});
var existingOverride = new InstanceAlarmOverride("HighTemp")
{
Id = 5,
InstanceId = 1,
IsMesReportableOverride = null
};
_repoMock.Setup(r => r.GetAlarmOverrideAsync(1, "HighTemp", It.IsAny<CancellationToken>()))
.ReturnsAsync(existingOverride);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.SetAlarmOverrideAsync(
1, "HighTemp", "{}", 3, "admin", isMesReportableOverride: false);
Assert.True(result.IsSuccess);
Assert.False(existingOverride.IsMesReportableOverride);
Assert.Equal(3, existingOverride.PriorityLevelOverride);
}
/// <summary>Verifies that enabling an existing instance sets its state to enabled.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task Enable_ExistingInstance_SetsEnabled()
{
var instance = new Instance("Inst1") { Id = 1, State = InstanceState.Disabled };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.EnableAsync(1, "admin");
Assert.True(result.IsSuccess);
Assert.Equal(InstanceState.Enabled, result.Value.State);
}
/// <summary>Verifies that disabling an existing instance sets its state to disabled.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task Disable_ExistingInstance_SetsDisabled()
{
var instance = new Instance("Inst1") { Id = 1, State = InstanceState.Enabled };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var result = await _sut.DisableAsync(1, "admin");
Assert.True(result.IsSuccess);
Assert.Equal(InstanceState.Disabled, result.Value.State);
}
/// <summary>Verifies that a bulk connection-binding assignment succeeds.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetConnectionBindings_BulkAssignment_Success()
{
var instance = new Instance("Inst1") { Id = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetBindingsByInstanceIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<InstanceConnectionBinding>());
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
var bindings = new List<ConnectionBinding> { new("Temp", 100), new("Pressure", 200) };
var result = await _sut.SetConnectionBindingsAsync(1, bindings, "admin");
Assert.True(result.IsSuccess);
Assert.Equal(2, result.Value.Count);
_repoMock.Verify(r => r.AddInstanceConnectionBindingAsync(It.IsAny<InstanceConnectionBinding>(), It.IsAny<CancellationToken>()), Times.Exactly(2));
}
// --- ElementDataType stamping on SetAttributeOverrideAsync ---
/// <summary>Verifies that creating an override for a list attribute stamps the element data type.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_CreatePath_ListAttribute_StampsElementDataType()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>
{
new("Tags")
{
IsLocked = false,
DataType = DataType.List,
ElementDataType = DataType.String
}
});
_repoMock.Setup(r => r.GetOverridesByInstanceIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<InstanceAttributeOverride>()); // no existing override → create path
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
InstanceAttributeOverride? captured = null;
_repoMock.Setup(r => r.AddInstanceAttributeOverrideAsync(It.IsAny<InstanceAttributeOverride>(), It.IsAny<CancellationToken>()))
.Callback<InstanceAttributeOverride, CancellationToken>((o, _) => captured = o);
var result = await _sut.SetAttributeOverrideAsync(1, "Tags", "[\"a\"]", "admin");
Assert.True(result.IsSuccess);
Assert.NotNull(captured);
Assert.Equal(DataType.String, captured.ElementDataType);
}
/// <summary>Verifies that updating an override for a list attribute stamps the element data type.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_UpdatePath_ListAttribute_StampsElementDataType()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>
{
new("Tags")
{
IsLocked = false,
DataType = DataType.List,
ElementDataType = DataType.String
}
});
var existingOverride = new InstanceAttributeOverride("Tags") { Id = 42, InstanceId = 1, OverrideValue = "[\"old\"]" };
_repoMock.Setup(r => r.GetOverridesByInstanceIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<InstanceAttributeOverride> { existingOverride }); // pre-existing → update path
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
InstanceAttributeOverride? captured = null;
_repoMock.Setup(r => r.UpdateInstanceAttributeOverrideAsync(It.IsAny<InstanceAttributeOverride>(), It.IsAny<CancellationToken>()))
.Callback<InstanceAttributeOverride, CancellationToken>((o, _) => captured = o);
var result = await _sut.SetAttributeOverrideAsync(1, "Tags", "[\"new\"]", "admin");
Assert.True(result.IsSuccess);
Assert.NotNull(captured);
Assert.Equal(DataType.String, captured.ElementDataType);
}
/// <summary>Verifies that creating an override for a scalar attribute leaves the element data type null.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task SetAttributeOverride_CreatePath_ScalarAttribute_ElementDataTypeIsNull()
{
var instance = new Instance("Inst1") { Id = 1, TemplateId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAttributesByTemplateIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<TemplateAttribute>
{
new("Threshold")
{
IsLocked = false,
DataType = DataType.Float,
ElementDataType = null
}
});
_repoMock.Setup(r => r.GetOverridesByInstanceIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(new List<InstanceAttributeOverride>());
_repoMock.Setup(r => r.SaveChangesAsync(It.IsAny<CancellationToken>()))
.ReturnsAsync(1);
InstanceAttributeOverride? captured = null;
_repoMock.Setup(r => r.AddInstanceAttributeOverrideAsync(It.IsAny<InstanceAttributeOverride>(), It.IsAny<CancellationToken>()))
.Callback<InstanceAttributeOverride, CancellationToken>((o, _) => captured = o);
var result = await _sut.SetAttributeOverrideAsync(1, "Threshold", "3.14", "admin");
Assert.True(result.IsSuccess);
Assert.NotNull(captured);
Assert.Null(captured.ElementDataType);
}
/// <summary>Verifies that assigning an instance to an area in a different site returns a failure.</summary>
/// <returns>A task that represents the asynchronous operation.</returns>
[Fact]
public async Task AssignToArea_AreaInDifferentSite_ReturnsFailure()
{
var instance = new Instance("Inst1") { Id = 1, SiteId = 1 };
_repoMock.Setup(r => r.GetInstanceByIdAsync(1, It.IsAny<CancellationToken>()))
.ReturnsAsync(instance);
_repoMock.Setup(r => r.GetAreaByIdAsync(5, It.IsAny<CancellationToken>()))
.ReturnsAsync(new Area("WrongSiteArea") { Id = 5, SiteId = 99 });
var result = await _sut.AssignToAreaAsync(1, 5, "admin");
Assert.True(result.IsFailure);
Assert.Contains("does not belong", result.Error);
}
}