[RFC/PATCH 1/5] t5801 (remote-helpers): cleanup refspec stuff

[Felipe Contreras <felipe.contreras@gmail.com>]

The code is much simpler this way, specially thanks to:

  git fast-export --refspec

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
---
 t/t5801-remote-helpers.sh  |  8 ++++----
 t/t5801/git-remote-testgit | 11 ++++-------
 2 files changed, 8 insertions(+), 11 deletions(-)

diff --git a/t/t5801-remote-helpers.sh b/t/t5801-remote-helpers.sh
index d04f8007e0..48bed7c2fe 100755
--- a/t/t5801-remote-helpers.sh
+++ b/t/t5801-remote-helpers.sh
@@ -126,7 +126,7 @@ test_expect_success 'forced push' '
 '
 
 test_expect_success 'cloning without refspec' '
-	GIT_REMOTE_TESTGIT_REFSPEC="" \
+	GIT_REMOTE_TESTGIT_NOREFSPEC=1 \
 	git clone "testgit::${PWD}/server" local2 2>error &&
 	test_i18ngrep "this remote helper should implement refspec capability" error &&
 	compare_refs local2 HEAD server HEAD
@@ -135,7 +135,7 @@ test_expect_success 'cloning without refspec' '
 test_expect_success 'pulling without refspecs' '
 	(cd local2 &&
 	git reset --hard &&
-	GIT_REMOTE_TESTGIT_REFSPEC="" git pull 2>../error) &&
+	GIT_REMOTE_TESTGIT_NOREFSPEC=1 git pull 2>../error) &&
 	test_i18ngrep "this remote helper should implement refspec capability" error &&
 	compare_refs local2 HEAD server HEAD
 '
@@ -145,8 +145,8 @@ test_expect_success 'pushing without refspecs' '
 	(cd local2 &&
 	echo content >>file &&
 	git commit -a -m ten &&
-	GIT_REMOTE_TESTGIT_REFSPEC="" &&
-	export GIT_REMOTE_TESTGIT_REFSPEC &&
+	GIT_REMOTE_TESTGIT_NOREFSPEC=1 &&
+	export GIT_REMOTE_TESTGIT_NOREFSPEC &&
 	test_must_fail git push 2>../error) &&
 	test_i18ngrep "remote-helper doesn.t support push; refspec needed" error
 '
diff --git a/t/t5801/git-remote-testgit b/t/t5801/git-remote-testgit
index 752c763eb6..f2b551dfaf 100755
--- a/t/t5801/git-remote-testgit
+++ b/t/t5801/git-remote-testgit
@@ -11,13 +11,10 @@ fi
 url=$2
 
 dir="$GIT_DIR/testgit/$alias"
-prefix="refs/testgit/$alias"
 
-default_refspec="refs/heads/*:${prefix}/heads/*"
+refspec="refs/heads/*:refs/testgit/$alias/heads/*"
 
-refspec="${GIT_REMOTE_TESTGIT_REFSPEC-$default_refspec}"
-
-test -z "$refspec" && prefix="refs"
+test -n "$GIT_REMOTE_TESTGIT_NOREFSPEC" && refspec=""
 
 GIT_DIR="$url/.git"
 export GIT_DIR
@@ -81,10 +78,10 @@ do
 
 		echo "feature done"
 		git fast-export \
+			${refspec:+"--refspec=$refspec"} \
 			${testgitmarks:+"--import-marks=$testgitmarks"} \
 			${testgitmarks:+"--export-marks=$testgitmarks"} \
-			$refs |
-		sed -e "s#refs/heads/#${prefix}/heads/#g"
+			$refs
 		echo "done"
 		;;
 	export)
-- 
2.21.0