1 files changed, 25 insertions, 0 deletions
diff --git a/gf.cabal b/gf.cabal
index a19772a57..05a1c4f91 100644
--- a/gf.cabal
+++ b/gf.cabal
@@ -73,6 +73,11 @@ flag pre-pmcfg
   Default: False
   Manual: True
 
+flag pmcfg-test-hooks
+  Description: Expose test-only PMCFG differential hooks
+  Default: False
+  Manual: True
+
 library
   default-language: Haskell2010
   build-depends:
@@ -301,6 +306,14 @@ library
     other-modules:
       GF.Compile.GeneratePmcfgPre
 
+  if flag(pmcfg-test-hooks)
+    cpp-options: -DPMCFG_TEST_HOOKS
+    exposed-modules:
+      GF.Compile.PMCFGTestHooks
+    other-modules:
+      GF.Compile.PMCFGTestTypes
+      GF.Compile.GeneratePmcfgPre
+
   if flag(server)
     build-depends:
       cgi >= 3001.3.0.2 && < 3001.6,
@@ -432,3 +445,15 @@ test-suite gf-tests
     process >= 1.4.3 && < 1.7
   build-tool-depends: gf:gf
   default-language: Haskell2010
+
+test-suite pmcfg-tests
+  type: exitcode-stdio-1.0
+  main-is: run.hs
+  hs-source-dirs: testsuite/pmcfg
+  build-depends:
+    base >= 4.9.1 && < 4.22,
+    gf
+  default-language: Haskell2010
+
+  if !flag(pmcfg-test-hooks)
+    buildable: False