Say a placeholder or replaced mesh-sdk pin as a local mesh-sdk, not as a version

internal/builder/check_pin_test.go

@@ -3,6 +3,7 @@ package builder
 import (
 	"os"
 	"path/filepath"
+	"strings"
 	"testing"
 )
 
@@ -23,4 +24,22 @@ func TestTheValidatorIsNamedAsMeshSDKsAtTheControllersPin(t *testing.T) {
 	if got := validatorAt(t.TempDir()); got != "mesh-sdk's validator at the controller's pin" {
 		t.Fatalf("a controller with no go.mod is said as %q", got)
 	}
+
+	// A placeholder or a replaced pin is no version: it is said as a local mesh-sdk.
+	for name, mod := range map[string]string{
+		"placeholder": "module example.test/c\n\nrequire git.novox.be/novox/mesh-sdk/go v0.0.0\n",
+		"replaced": "module example.test/c\n\nrequire git.novox.be/novox/mesh-sdk/go v0.1.14\n\n" +
+			"replace git.novox.be/novox/mesh-sdk/go => ../mesh-sdk/go\n",
+	} {
+		d := t.TempDir()
+		if err := os.WriteFile(filepath.Join(d, "go.mod"), []byte(mod), 0o644); err != nil {
+			t.Fatal(err)
+		}
+		if got := validatorAt(d); !strings.Contains(got, "a local mesh-sdk") || !strings.Contains(got, "replaced") {
+			t.Fatalf("%s: the check says %q, which does not say the mesh-sdk is local", name, got)
+		}
+		if got := pinNote(d); !strings.HasPrefix(got, " (a local mesh-sdk, v") {
+			t.Fatalf("%s: the pin note is %q", name, got)
+		}
+	}
 }