From 6a764de5ff077a566b7865d0a7a8f3c4c9b0c042 Mon Sep 17 00:00:00 2001
From: nevar <YurinVV@ya.ru>
Date: Thu, 7 Sep 2017 21:52:30 +0700
Subject: COVER_DATA_DIR for *.coverdata

Also make COVER_REPORT_DIR not override user value (if set before
include erlang.mk).
Use incl_app in CT cover spec.
---
 test/plugin_cover.mk | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 51 insertions(+), 1 deletion(-)

(limited to 'test/plugin_cover.mk')

diff --git a/test/plugin_cover.mk b/test/plugin_cover.mk
index 11fec5c..905e6d2 100644
--- a/test/plugin_cover.mk
+++ b/test/plugin_cover.mk
@@ -1,6 +1,6 @@
 # Common Test plugin.
 
-COVER_CASES = ct eunit report-and-merge
+COVER_CASES = ct custom-dir eunit report-and-merge
 COVER_TARGETS = $(addprefix cover-,$(COVER_CASES))
 
 .PHONY: cover $(COVER_TARGETS)
@@ -34,6 +34,56 @@ cover-ct: build clean
 	$t test ! -e $(APP)/ct.coverdata
 	$t test ! -e $(APP)/test/ct.cover.spec
 
+cover-custom-dir: build clean
+
+	$i "Bootstrap a new OTP application named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Set COVER_DATA_DIR in the Makefile"
+	$t perl -ni.bak -e 'print;if ($$.==1) {print "COVER_DATA_DIR = custom_dir\n"}' $(APP)/Makefile
+
+	$i "Generate a module containing EUnit tests"
+	$t printf "%s\n" \
+		"-module($(APP))." \
+		"-ifdef(TEST)." \
+		"-include_lib(\"eunit/include/eunit.hrl\")." \
+		"ok_test() -> ok." \
+		"-endif." > $(APP)/src/$(APP).erl
+
+	$i "Generate a Common Test suite"
+	$t mkdir $(APP)/test
+	$t printf "%s\n" \
+		"-module($(APP)_SUITE)." \
+		"-export([all/0, ok/1])." \
+		"all() -> [ok]." \
+		"ok(_) -> ok." > $(APP)/test/$(APP)_SUITE.erl
+
+	$i "Run Common Test with code coverage enabled"
+	$t $(MAKE) -C $(APP) ct COVER=1 $v
+
+	$i "Run EUnit with code coverage enabled"
+	$t $(MAKE) -C $(APP) eunit COVER=1 $v
+
+	$i "Check that the generated file exists"
+	$t test -f $(APP)/custom_dir/ct.coverdata
+	$t test -f $(APP)/custom_dir/eunit.coverdata
+
+	$i "Merge coverdata files into all.coverdata"
+	$t $(MAKE) -C $(APP) all.coverdata $v
+	$t test -f $(APP)/custom_dir/all.coverdata
+
+	$i "Check that the generated file is removed on clean"
+	$t $(MAKE) -C $(APP) clean $v
+	$t test ! -e $(APP)/custom_dir/eunit.coverdata
+	$t test ! -e $(APP)/custom_dir/ct.coverdata
+	$t test ! -e $(APP)/custom_dir/all.coverdata
+
+	$i "Check that the custom dir is removed on distclean"
+	$t $(MAKE) -C $(APP) distclean $v
+	$t test ! -e $(APP)/custom_dir/
+
 cover-eunit: build clean
 
 	$i "Bootstrap a new OTP application named $(APP)"
-- 
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