mesh-sdk's tests read mesh-contracts and mesh-delivery beside it (issue 1921)

mesh-sdk compares its bootstrapped seat definitions with their contracts files, read beside it; the checker
places both, at the group's head for a member, else at the trunk, for a check and for a group try alike.

Claude-Session: https://claude.ai/code/session_01NcbgfFSnn24M3GcqttoU7i

modules/mesh-delivery-checker/internal/check/beside.go

@@ -29,18 +29,23 @@ const (
 	nodeEngineModule    = "mesh-host"
 	// networkingRepository holds route-proxy, whose manifest the node-engine's proofs of a composition read.
 	networkingRepository = "novox/mesh-networking"
+	// contractsRepository and deliveryRepository hold the seat definitions mesh-sdk's bootstrapped seats are compared with: its
+	// tests read both beside it (beside.Dir "mesh-contracts" and "mesh-delivery"), at the group's head for a member, else at the
+	// trunk (a group try lays them out the same way: besideFor serves the check and the try).
+	contractsRepository = "novox/mesh-contracts"
+	deliveryRepository  = DeliveryRepository
 )
 
 // besideRules are the repositories each core repository's tests read, as the tests state it (mesh-sdk go/internal/beside
 // beside.go): the catalogue, the node-engine, the SDK, and the delivery's pinned forge dependencies (mesh-catalog
 // checks/deps). Which commit of each is besideCommit's rule. No repository's tests read the controller, which ended by its
 // unassignment (novox/hq ADR 0590, issue 1126), and its repository is emptied and archived (ADR 0593 §11), so it has no
-// siblings placed either. The catalogue's tests read the node-engine since its composer command moved there (ADR 0593
+// siblings placed either. mesh-sdk reads mesh-contracts and mesh-delivery (its bootstrapped seats against their contracts files). The catalogue's tests read the node-engine since its composer command moved there (ADR 0593
 // §7): mesh-build-go builds it for a compose ask. The node-engine's read mesh-networking since route-proxy's proofs of a
 // composition moved into them (ADR 0593).
 var besideRules = map[string][]string{
 	nodeEngineRepo:        {catalogueRepository, SDKRepository, networkingRepository},
-	SDKRepository:         {catalogueRepository, nodeEngineRepo},
+	SDKRepository:         {catalogueRepository, nodeEngineRepo, contractsRepository, deliveryRepository},
 	catalogueRepository:   {SDKRepository, nodeEngineRepo},
 	"novox/mesh-delivery": {SDKRepository, catalogueRepository},
 }

modules/mesh-delivery-checker/internal/check/pins_test.go

@@ -111,10 +111,16 @@ func TestTheSiblingsAreWhereTheTestsStateThem(t *testing.T) { // review D2, ADR
 	}
 	// Alone, mesh-sdk's tests read the catalogue's trunk, and the verdict names it.
 	b = newBench(t)
-	b.ex.Trunks = trunksOf(t, map[string]string{SDKRepository: trunkS, catalogue: trunkA, host: trunkA2})
+	const contracts = "novox/mesh-contracts"
+	b.ex.Trunks = trunksOf(t, map[string]string{SDKRepository: trunkS, catalogue: trunkA, host: trunkA2, contracts: trunkA, DeliveryRepository: trunkA2})
 	if out := b.judge(t, caseOf(t, pullOf(SDKRepository, 7, head1))); out.Beside[catalogue] != trunkA {
 		t.Errorf("the siblings named for the verdict alone = %v, want the catalogue at its trunk %s", out.Beside, trunkA)
 	}
+	// mesh-sdk's tests compare its bootstrapped seats with their contracts files, read beside it: mesh-contracts and
+	// mesh-delivery, at their trunks alone (a group try is placed by the same besideFor, so it lays them out the same way).
+	if got := besideOf(t, b, SDKRepository); got[contracts].Commit != trunkA || got[DeliveryRepository].Commit != trunkA2 {
+		t.Errorf("beside mesh-sdk alone = %+v, want mesh-contracts at %s and mesh-delivery at %s", got, trunkA, trunkA2)
+	}
 	if c := besideOf(t, b, SDKRepository)[catalogue]; c.Commit != trunkA || c.Ref != "" {
 		t.Errorf("the catalogue beside mesh-sdk alone = %+v, want its trunk %s", c, trunkA)
 	}