feat: add session auto-planning and resource-based concurrency scheduling

pkg/scheduling/resource_keys_test.go

@@ -0,0 +1,49 @@
+package scheduling
+
+import "testing"
+
+func TestExtractResourceKeysDirective(t *testing.T) {
+	keys, cleaned, ok := ExtractResourceKeysDirective("[resource_keys: repo:acme/app,file:pkg/a.go]\nplease check")
+	if !ok {
+		t.Fatalf("expected directive")
+	}
+	if len(keys) != 2 || keys[0] != "repo:acme/app" || keys[1] != "file:pkg/a.go" {
+		t.Fatalf("unexpected keys: %#v", keys)
+	}
+	if cleaned != "please check" {
+		t.Fatalf("unexpected cleaned content: %q", cleaned)
+	}
+}
+
+func TestDeriveResourceKeysHeuristic(t *testing.T) {
+	keys := DeriveResourceKeys("update pkg/agent/loop.go on main")
+	if len(keys) == 0 {
+		t.Fatalf("expected non-empty keys")
+	}
+	foundFile := false
+	foundBranch := false
+	for _, k := range keys {
+		if k == "file:pkg/agent/loop.go" {
+			foundFile = true
+		}
+		if k == "branch:main" {
+			foundBranch = true
+		}
+	}
+	if !foundFile {
+		t.Fatalf("expected file key in %#v", keys)
+	}
+	if !foundBranch {
+		t.Fatalf("expected branch key in %#v", keys)
+	}
+}
+
+func TestParseResourceKeyListAddsFilePrefix(t *testing.T) {
+	keys := ParseResourceKeyList("pkg/a.go, repo:acme/app")
+	if len(keys) != 2 {
+		t.Fatalf("unexpected len: %#v", keys)
+	}
+	if keys[0] != "file:pkg/a.go" && keys[1] != "file:pkg/a.go" {
+		t.Fatalf("expected file-prefixed key in %#v", keys)
+	}
+}