Exclude buildTools test fixtures from fmt checks

The fixtures mirror real-world project layouts (like examples/) and
must not be reformatted by javafmt/ktfmt.

Author: jupblb

flake.nix

@@ -53,23 +53,26 @@
           javafmt = pkgs.runCommand "check-javafmt" { } ''
             cd ${./.}
             # Exclude minimized fixtures and generated SCIP snapshot goldens
-            # (coupled to exact line/column annotations) plus the standalone
-            # example projects: their layout must not be reformatted here.
+            # (coupled to exact line/column annotations), the standalone example
+            # projects, and the buildTools test fixtures: these all mirror
+            # real-world project layouts that must not be reformatted here.
             find . -name '*.java' \
               -not -path './examples/*' \
               -not -path './tests/minimized/*' \
               -not -path './tests/snapshots/*' \
+              -not -path './tests/buildTools/src/test/resources/fixtures/*' \
               -not -path './scip-kotlinc/minimized/*' \
               -exec ${pkgs.google-java-format}/bin/google-java-format --dry-run --set-exit-if-changed {} +
             touch $out
           '';
           ktfmt = pkgs.runCommand "check-ktfmt" { } ''
             cd ${./.}
-            # Exclude minimized Kotlin snapshots: the input fixtures are coupled
-            # to generated SCIP goldens with exact line/column annotations, so
-            # their layout must not be reformatted here.
+            # Exclude minimized Kotlin snapshots (coupled to generated SCIP
+            # goldens with exact line/column annotations) and the buildTools test
+            # fixtures (real-world project layouts): neither may be reformatted.
             find . -name '*.kt' \
               -not -path './scip-kotlinc/minimized/*' \
+              -not -path './tests/buildTools/src/test/resources/fixtures/*' \
               -exec ${pkgs.ktfmt}/bin/ktfmt --kotlinlang-style --dry-run --set-exit-if-changed {} +
             touch $out
           '';