Genesis installs no catalog module: the catalogue step and the take of mesh-catalog go (ADR 0604 section 7, issue 774)

internal/bootstrap/genesis_toolchains_test.go

@@ -13,14 +13,24 @@ import (
 // stopped genesis at step 17: "this mesh holds no copy of it. Build mesh-tools-go first".
 
 // genesisModules is every catalogue module genesis installs on its own, read from the steps that
-// install them: the registry, the build agent, the store, the bus, the vault, the catalogue and the
+// install them: the registry, the build agent, the store, the bus, the vault and the
 // filter (extras are the operator's choice and come after the base too, but are not genesis's own).
-var genesisModules = []string{RegistryModule, BuilderModule, "postgres", BusModule, "mesh-vault", "mesh-catalog", "nftables"}
+var genesisModules = []string{RegistryModule, BuilderModule, "postgres", BusModule, "mesh-vault", "nftables"}
 
 // Every genesis module's bundles are compiled in a toolchain the base step builds, read from the real
 // catalogue's manifests: a module that gains a language genesis does not build fails here, not at a
 // genesis.
 func TestTheBaseStepBuildsEveryToolchainAGenesisModuleIsCompiledIn(t *testing.T) {
+	// ADR 0604 section 7: the catalog is the indexer's seat now, so genesis has no catalogue step and installs or takes no
+	// mesh-catalog module.
+	for _, step := range Steps {
+		if step == "catalogue" {
+			t.Fatal("genesis still has a catalogue step")
+		}
+	}
+	if genesisTakes["mesh-catalog"] {
+		t.Fatal("an adopted genesis still takes mesh-catalog")
+	}
 	built := map[string]bool{}
 	for _, tc := range genesisToolchains {
 		built[tc.Language] = true