t3302: coding style updates

Use "<<-END_OF_HERE_TEXT" to push the contents of here-text to the
right in order to show the loop structure better.

Use write_script when writing a script to be run.

Use "test" (not "[ ... ]") and avoid unnecessary ";" in the middle
of a line.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

t/t3302-notes-index-expensive.sh

@@ -16,12 +16,13 @@ create_repo () {
 	test -d .git || {
 	git init &&
 	(
-		while [ $nr -lt $number_of_commits ]; do
+		while test $nr -lt $number_of_commits
+		do
 			nr=$(($nr+1))
 			mark=$(($nr+$nr))
 			notemark=$(($mark+1))
 			test_tick &&
-			cat <<INPUT_END &&
+			cat <<-INPUT_END &&
 			commit refs/heads/master
 			mark :$mark
 			committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
@@ -41,11 +42,10 @@ note for commit #$nr
 			EOF
 
 			INPUT_END
-
 			echo "N :$notemark :$mark" >>note_commit
 		done &&
 		test_tick &&
-		cat <<INPUT_END &&
+		cat <<-INPUT_END &&
 		commit refs/notes/commits
 		committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
 		data <<COMMIT
@@ -66,36 +66,39 @@ test_notes () {
 	git config core.notesRef refs/notes/commits &&
 	git log | grep "^    " >output &&
 	i=$count &&
-	while [ $i -gt 0 ]; do
+	while test $i -gt 0
+	do
 		echo "    commit #$i" &&
 		echo "    note for commit #$i" &&
-		i=$(($i-1));
+		i=$(($i-1))
 	done >expect &&
 	test_cmp expect output
 }
 
-cat > time_notes << \EOF
+write_script time_notes <<\EOF
 	mode=$1
 	i=1
-	while [ $i -lt $2 ]; do
+	while test $i -lt $2
+	do
 		case $1 in
 		no-notes)
-			GIT_NOTES_REF=non-existing; export GIT_NOTES_REF
+			GIT_NOTES_REF=non-existing
+			export GIT_NOTES_REF
 			;;
 		notes)
 			unset GIT_NOTES_REF
 			;;
 		esac
-		git log >/dev/null
+		git log
 		i=$(($i+1))
-	done
+	done >/dev/null
 EOF
 
 time_notes () {
 	for mode in no-notes notes
 	do
 		echo $mode
-		/usr/bin/time "$SHELL_PATH" ../time_notes $mode $1
+		/usr/bin/time ../time_notes $mode $1
 	done
 }
 
@@ -118,7 +121,8 @@ do_tests () {
 }
 
 do_tests NOT_EXPENSIVE 10
-for count in 100 1000 10000; do
+for count in 100 1000 10000
+do
 	do_tests EXPENSIVE $count
 done