test #12567: add new testcase with expected plugin behaviour

testsuite/driver/extra_files.py

@@ -426,6 +426,7 @@ extra_src_files = {
   'plugins05': ['HomePackagePlugin.hs'],
   'plugins06': ['LinkerTicklingPlugin.hs'],
   'plugins07': ['rule-defining-plugin/'],
+  'T12567a': ['T12567b.hs', 'simple-plugin/'],
   'print002': ['../Test.hs'],
   'print003': ['../Test.hs'],
   'print005': ['../QSort.hs'],

testsuite/tests/plugins/Makefile

@@ -41,3 +41,9 @@ frontend01:
 .PHONY: T11244
 T11244:
 	! "$(TEST_HC)" $(TEST_HC_OPTS) $(ghcPluginWayFlags) --make -v0 -O T11244.hs -package-db rule-defining-plugin/pkg.T11244/local.package.conf -hide-all-plugin-packages -package rule-defining-plugin -fplugin=RuleDefiningPlugin
+
+.PHONY: T12567a
+T12567a:
+	"$(TEST_HC)" $(TEST_HC_OPTS) $(ghcPluginWayFlags) --make T12567a.hs -package-db simple-plugin/pkg.T12567a/local.package.conf -hide-all-plugin-packages -plugin-package simple-plugin 1>&2
+	"$(TEST_HC)" $(TEST_HC_OPTS) $(ghcPluginWayFlags) --make -v T12567a.hs -package-db simple-plugin/pkg.T12567a/local.package.conf -hide-all-plugin-packages -plugin-package simple-plugin 2>&1 | grep "T12567a.hs, T12567a.o" 1>&2
+	"$(TEST_HC)" $(TEST_HC_OPTS) $(ghcPluginWayFlags) --make T12567b.hs -package-db simple-plugin/pkg.T12567a/local.package.conf -hide-all-plugin-packages -plugin-package simple-plugin 1>&2

testsuite/tests/plugins/T12567a.hs

+{-# OPTIONS -fplugin Simple.Plugin  #-}
+
+module T12567a where

testsuite/tests/plugins/T12567a.stderr

+[1 of 1] Compiling T12567a          ( T12567a.hs, T12567a.o )
+Simple Plugin Passes Queried
+Got options: 
+Simple Plugin Pass Run
+[1 of 1] Skipping  T12567a          ( T12567a.hs, T12567a.o )
+[2 of 2] Compiling T12567b          ( T12567b.hs, T12567b.o )

testsuite/tests/plugins/T12567b.hs

+module T12567b where
+
+import T12567a
+

testsuite/tests/plugins/all.T

@@ -70,3 +70,9 @@ test('T11244',
       clean_cmd('$MAKE -s --no-print-directory -C rule-defining-plugin clean.T11244')],
      run_command,
      ['$MAKE -s --no-print-directory T11244'])
+
+test('T12567a',
+     [pre_cmd('$MAKE -s --no-print-directory -C simple-plugin package.T12567a TOP={top}'),
+      clean_cmd('$MAKE -s --no-print-directory -C simple-plugin clean.T12567a')],
+     run_command,
+     ['$MAKE -s --no-print-directory T12567a'])