feat(workflows): add conditional edges and loop validation

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
2026-08-08 20:58:45 +02:00 · 2026-04-05 18:57:33 +02:00
parent f011311514
commit 8f6830dca1
8 changed files with 1404 additions and 7 deletions
@@ -0,0 +1,80 @@
+using Aryx.AgentHost.Contracts;
+using Aryx.AgentHost.Services;
+
+namespace Aryx.AgentHost.Tests;
+
+public sealed class WorkflowConditionEvaluatorTests
+{
+    [Fact]
+    public void Evaluate_PropertyCondition_MatchesPayload()
+    {
+        EdgeConditionDto condition = new()
+        {
+            Type = "property",
+            Combinator = "and",
+            Rules =
+            [
+                new WorkflowConditionRuleDto
+                {
+                    PropertyPath = "Role",
+                    Operator = "equals",
+                    Value = "user",
+                },
+            ],
+        };
+
+        bool matched = WorkflowConditionEvaluator.Evaluate(condition, new TestPayload("user", 1, "hello"));
+
+        Assert.True(matched);
+    }
+
+    [Fact]
+    public void Evaluate_ExpressionCondition_MatchesPayload()
+    {
+        EdgeConditionDto condition = new()
+        {
+            Type = "expression",
+            Expression = "Iteration < 3 && Role == \"user\"",
+        };
+
+        bool matched = WorkflowConditionEvaluator.Evaluate(condition, new TestPayload("user", 2, "hello"));
+
+        Assert.True(matched);
+    }
+
+    [Fact]
+    public void Compile_LoopCondition_StopsAfterMaxIterations()
+    {
+        WorkflowEdgeDto edge = new()
+        {
+            Id = "edge-loop",
+            Source = "agent",
+            Target = "agent",
+            Kind = "direct",
+            IsLoop = true,
+            MaxIterations = 2,
+            Condition = new EdgeConditionDto
+            {
+                Type = "property",
+                Rules =
+                [
+                    new WorkflowConditionRuleDto
+                    {
+                        PropertyPath = "Iteration",
+                        Operator = "lt",
+                        Value = "10",
+                    },
+                ],
+            },
+        };
+
+        Func<object?, bool>? compiled = WorkflowConditionEvaluator.Compile(edge);
+
+        Assert.NotNull(compiled);
+        Assert.True(compiled!(new TestPayload("user", 1, "hello")));
+        Assert.True(compiled(new TestPayload("user", 2, "hello")));
+        Assert.False(compiled(new TestPayload("user", 3, "hello")));
+    }
+
+    private sealed record TestPayload(string Role, int Iteration, string Content);
+}