From c20251fa40ce7dc59d1d7f875f2867ea410ebbc1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-S=C3=A9bastien=20P=C3=A9dron?=
 <jean-sebastien@rabbitmq.com>
Date: Tue, 8 Sep 2015 11:02:34 +0200
Subject: core.mk: Allow to take erlang.mk from an alternate Git repository

---
 test/Makefile | 30 +++++++++++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

(limited to 'test/Makefile')

diff --git a/test/Makefile b/test/Makefile
index b987cd8..5ca47bc 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -1323,7 +1323,7 @@ $(CORE_APP_CLEAN_TARGETS):
 
 # Core: Erlang.mk upgrade.
 
-CORE_UPGRADE_CASES = no-config custom-config renamed-config custom-build-dir
+CORE_UPGRADE_CASES = alt-erlangmk-repo no-config custom-config renamed-config custom-build-dir
 CORE_UPGRADE_TARGETS = $(addprefix core-upgrade-,$(CORE_UPGRADE_CASES))
 CORE_UPGRADE_CLEAN_TARGETS = $(addprefix clean-,$(CORE_UPGRADE_TARGETS))
 
@@ -1331,6 +1331,34 @@ CORE_UPGRADE_CLEAN_TARGETS = $(addprefix clean-,$(CORE_UPGRADE_TARGETS))
 
 core-upgrade: $(CORE_UPGRADE_TARGETS)
 
+core-upgrade-alt-erlangmk-repo: build clean-core-upgrade-alt-erlangmk-repo
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Fork erlang.mk locally and modify it"
+	$t git clone -q file://$(abspath $(CURDIR)/..) $(APP)/alt-erlangmk-repo
+	$t sed -i.bak '1i\
+# Copyright (c) erlang.mk Testsuite!\
+' $(APP)/alt-erlangmk-repo/core/core.mk
+	$t (cd $(APP)/alt-erlangmk-repo && \
+		git checkout -q -b test-copyright && \
+		git commit -q -a -m 'Add Testsuite copyright')
+
+	$i "Point application to an alternate erlang.mk repository"
+	$t sed -i.bak '2i\
+ERLANG_MK_REPO = file://$(abspath $(APP)/alt-erlangmk-repo)\
+ERLANG_MK_COMMIT = test-copyright\
+' $(APP)/Makefile
+
+	$i "Update erlang.mk"
+	$t $(MAKE) -C $(APP) erlang-mk $v
+
+	$i "Check our modification is there"
+	$t grep -q "# Copyright (c) erlang.mk Testsuite!" $(APP)/erlang.mk
+
 core-upgrade-no-config: build clean-core-upgrade-no-config
 
 	$i "Bootstrap a new OTP library named $(APP)"
-- 
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