Files
lmxopcua/tests/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer.Tests/AddressSpaceChangeClassifierTests.cs
T

286 lines
12 KiB
C#

using Shouldly;
using Xunit;
namespace ZB.MOM.WW.OtOpcUa.OpcUaServer.Tests;
/// <summary>
/// R2-07 T1 — table-driven tests over <see cref="AddressSpaceChangeClassifier.Classify"/>. The
/// classifier is a pure function over an <see cref="AddressSpacePlan"/>: it names the delta class the
/// applier routes each plan through (Empty / AttributeOnly / PureAdd / PureRemove / AddRemoveMix /
/// Rebuild). First-match-wins per the plan's classification table, with the default-closed
/// Rebuild safety valve catching every node-affecting change.
/// </summary>
public sealed class AddressSpaceChangeClassifierTests
{
[Fact]
public void Empty_plan_classifies_as_Empty()
{
AddressSpaceChangeClassifier.Classify(Plan()).ShouldBe(AddressSpaceChangeKind.Empty);
}
// ----- single add class ⇒ PureAdd -----
[Fact]
public void Added_equipment_only_is_PureAdd()
{
var plan = Plan(addedEquipment: new[] { Eq("eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
[Fact]
public void Added_alarm_only_is_PureAdd()
{
var plan = Plan(addedAlarms: new[] { Alarm("alm-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
[Fact]
public void Added_equipment_tag_only_is_PureAdd()
{
var plan = Plan(addedTags: new[] { Tag("tag-1", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
[Fact]
public void Added_virtual_tag_only_is_PureAdd()
{
var plan = Plan(addedVtags: new[] { Vtag("vt-1", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
// ----- single remove class ⇒ PureRemove -----
[Fact]
public void Removed_equipment_only_is_PureRemove()
{
var plan = Plan(removedEquipment: new[] { Eq("eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureRemove);
}
[Fact]
public void Removed_alarm_only_is_PureRemove()
{
var plan = Plan(removedAlarms: new[] { Alarm("alm-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureRemove);
}
[Fact]
public void Removed_equipment_tag_only_is_PureRemove()
{
var plan = Plan(removedTags: new[] { Tag("tag-1", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureRemove);
}
[Fact]
public void Removed_virtual_tag_only_is_PureRemove()
{
var plan = Plan(removedVtags: new[] { Vtag("vt-1", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureRemove);
}
// ----- add AND remove ⇒ AddRemoveMix -----
[Fact]
public void Add_and_remove_is_AddRemoveMix()
{
var plan = Plan(addedTags: new[] { Tag("tag-1", "eq-1") }, removedTags: new[] { Tag("tag-2", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AddRemoveMix);
}
[Fact]
public void Add_equipment_and_remove_vtag_is_AddRemoveMix()
{
var plan = Plan(addedEquipment: new[] { Eq("eq-2") }, removedVtags: new[] { Vtag("vt-1", "eq-1") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AddRemoveMix);
}
// ----- node-affecting change ⇒ Rebuild -----
[Fact]
public void Changed_equipment_is_Rebuild()
{
var plan = Plan(changedEquipment: new[]
{
new AddressSpacePlan.EquipmentDelta(Eq("eq-1"), Eq("eq-1") with { DisplayName = "New" }),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.Rebuild);
}
[Fact]
public void Changed_alarm_is_Rebuild()
{
var plan = Plan(changedAlarms: new[]
{
new AddressSpacePlan.AlarmDelta(Alarm("alm-1"), Alarm("alm-1") with { MessageTemplate = "changed" }),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.Rebuild);
}
[Fact]
public void Non_surgical_changed_tag_is_Rebuild()
{
// FullName re-routes the node to a different driver point ⇒ NOT surgical-eligible ⇒ Rebuild.
var plan = Plan(changedTags: new[]
{
new AddressSpacePlan.EquipmentTagDelta(
Tag("tag-1", "eq-1", fullName: "40001"),
Tag("tag-1", "eq-1", fullName: "40002")),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.Rebuild);
}
[Fact]
public void Node_relevant_changed_vtag_is_Rebuild()
{
// Name change re-derives the NodeId ⇒ node-relevant ⇒ Rebuild.
var plan = Plan(changedVtags: new[]
{
new AddressSpacePlan.EquipmentVirtualTagDelta(
Vtag("vt-1", "eq-1", name: "A"),
Vtag("vt-1", "eq-1", name: "B")),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.Rebuild);
}
// ----- surgical-only / rename-only / driver-only ⇒ AttributeOnly -----
[Fact]
public void Surgical_eligible_changed_tag_only_is_AttributeOnly()
{
// Only Writable flips ⇒ surgical-eligible ⇒ AttributeOnly (no adds, no removes).
var plan = Plan(changedTags: new[]
{
new AddressSpacePlan.EquipmentTagDelta(
Tag("tag-1", "eq-1", writable: false),
Tag("tag-1", "eq-1", writable: true)),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AttributeOnly);
}
[Fact]
public void Node_irrelevant_changed_vtag_only_is_AttributeOnly()
{
// Only Expression differs ⇒ node-irrelevant ⇒ AttributeOnly.
var plan = Plan(changedVtags: new[]
{
new AddressSpacePlan.EquipmentVirtualTagDelta(
Vtag("vt-1", "eq-1", expression: "a"),
Vtag("vt-1", "eq-1", expression: "a * 2")),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AttributeOnly);
}
[Fact]
public void Folder_renames_only_is_AttributeOnly()
{
var plan = Plan(renamedFolders: new[] { new AddressSpacePlan.FolderRename("area-1", "New Area") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AttributeOnly);
}
[Fact]
public void Driver_only_deltas_are_AttributeOnly_node_inert()
{
// Driver adds/removes/changes never touch the address space — excluded from hasAdds/hasRemoves.
var plan = Plan(
addedDrivers: new[] { new DriverInstancePlan("d-1", "Modbus", "{}") },
removedDrivers: new[] { new DriverInstancePlan("d-2", "Modbus", "{}") },
changedDrivers: new[]
{
new AddressSpacePlan.DriverDelta(
new DriverInstancePlan("d-3", "Modbus", "{\"v\":1}"),
new DriverInstancePlan("d-3", "Modbus", "{\"v\":2}")),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.AttributeOnly);
}
// ----- mixed-with-surgical: adds still win over coincident surgical changes -----
[Fact]
public void Adds_with_coincident_surgical_change_is_PureAdd()
{
var plan = Plan(
addedTags: new[] { Tag("tag-new", "eq-1") },
changedTags: new[]
{
new AddressSpacePlan.EquipmentTagDelta(
Tag("tag-1", "eq-1", writable: false),
Tag("tag-1", "eq-1", writable: true)),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
[Fact]
public void Adds_with_coincident_non_surgical_change_is_Rebuild()
{
// Rule 2 (node-affecting change) is evaluated BEFORE the add/remove split, so a non-surgical
// change forces Rebuild even alongside pure adds.
var plan = Plan(
addedTags: new[] { Tag("tag-new", "eq-1") },
changedTags: new[]
{
new AddressSpacePlan.EquipmentTagDelta(
Tag("tag-1", "eq-1", fullName: "40001"),
Tag("tag-1", "eq-1", fullName: "40002")),
});
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.Rebuild);
}
[Fact]
public void Adds_with_coincident_folder_rename_is_PureAdd()
{
var plan = Plan(
addedTags: new[] { Tag("tag-new", "eq-1") },
renamedFolders: new[] { new AddressSpacePlan.FolderRename("area-1", "New Area") });
AddressSpaceChangeClassifier.Classify(plan).ShouldBe(AddressSpaceChangeKind.PureAdd);
}
// ----- construction helpers -----
private static EquipmentNode Eq(string id) => new(id, id, "line-1");
private static ScriptedAlarmPlan Alarm(string id) => new(id, "eq-1", "scr-1", "msg");
private static EquipmentTagPlan Tag(string id, string equipmentId, string fullName = "40001", bool writable = false) =>
new(id, equipmentId, "drv", FolderPath: "", Name: "Speed", DataType: "Float", FullName: fullName, Writable: writable, Alarm: null);
private static EquipmentVirtualTagPlan Vtag(string id, string equipmentId, string name = "Efficiency", string expression = "ctx.GetTag(\"a\")") =>
new(id, equipmentId, FolderPath: "", Name: name, DataType: "Float64", Expression: expression, DependencyRefs: new[] { "a" });
private static AddressSpacePlan Plan(
IReadOnlyList<EquipmentNode>? addedEquipment = null,
IReadOnlyList<EquipmentNode>? removedEquipment = null,
IReadOnlyList<AddressSpacePlan.EquipmentDelta>? changedEquipment = null,
IReadOnlyList<DriverInstancePlan>? addedDrivers = null,
IReadOnlyList<DriverInstancePlan>? removedDrivers = null,
IReadOnlyList<AddressSpacePlan.DriverDelta>? changedDrivers = null,
IReadOnlyList<ScriptedAlarmPlan>? addedAlarms = null,
IReadOnlyList<ScriptedAlarmPlan>? removedAlarms = null,
IReadOnlyList<AddressSpacePlan.AlarmDelta>? changedAlarms = null,
IReadOnlyList<EquipmentTagPlan>? addedTags = null,
IReadOnlyList<EquipmentTagPlan>? removedTags = null,
IReadOnlyList<AddressSpacePlan.EquipmentTagDelta>? changedTags = null,
IReadOnlyList<EquipmentVirtualTagPlan>? addedVtags = null,
IReadOnlyList<EquipmentVirtualTagPlan>? removedVtags = null,
IReadOnlyList<AddressSpacePlan.EquipmentVirtualTagDelta>? changedVtags = null,
IReadOnlyList<AddressSpacePlan.FolderRename>? renamedFolders = null) =>
new(
addedEquipment ?? Array.Empty<EquipmentNode>(),
removedEquipment ?? Array.Empty<EquipmentNode>(),
changedEquipment ?? Array.Empty<AddressSpacePlan.EquipmentDelta>(),
addedDrivers ?? Array.Empty<DriverInstancePlan>(),
removedDrivers ?? Array.Empty<DriverInstancePlan>(),
changedDrivers ?? Array.Empty<AddressSpacePlan.DriverDelta>(),
addedAlarms ?? Array.Empty<ScriptedAlarmPlan>(),
removedAlarms ?? Array.Empty<ScriptedAlarmPlan>(),
changedAlarms ?? Array.Empty<AddressSpacePlan.AlarmDelta>())
{
AddedEquipmentTags = addedTags ?? Array.Empty<EquipmentTagPlan>(),
RemovedEquipmentTags = removedTags ?? Array.Empty<EquipmentTagPlan>(),
ChangedEquipmentTags = changedTags ?? Array.Empty<AddressSpacePlan.EquipmentTagDelta>(),
AddedEquipmentVirtualTags = addedVtags ?? Array.Empty<EquipmentVirtualTagPlan>(),
RemovedEquipmentVirtualTags = removedVtags ?? Array.Empty<EquipmentVirtualTagPlan>(),
ChangedEquipmentVirtualTags = changedVtags ?? Array.Empty<AddressSpacePlan.EquipmentVirtualTagDelta>(),
RenamedFolders = renamedFolders ?? Array.Empty<AddressSpacePlan.FolderRename>(),
};
}