6 files changed, 18 insertions, 12 deletions
diff --git a/testsuite/du/du-h-works b/testsuite/du/du-h-works
index 8ec5d4c..82041ab 100644
--- a/testsuite/du/du-h-works
+++ b/testsuite/du/du-h-works
@@ -1,3 +1,4 @@
-du -h .. > logfile.gnu
-busybox du -h .. > logfile.bb
+[ -n "$d" ] || d=..
+du -h "$d" > logfile.gnu
+busybox du -h "$d" > logfile.bb
 cmp logfile.gnu logfile.bb
diff --git a/testsuite/du/du-k-works b/testsuite/du/du-k-works
index 43b119c..177a1a2 100644
--- a/testsuite/du/du-k-works
+++ b/testsuite/du/du-k-works
@@ -1,3 +1,4 @@
-du -k .. > logfile.gnu
-busybox du -k .. > logfile.bb
+[ -n "$d" ] || d=..
+du -k "$d" > logfile.gnu
+busybox du -k "$d" > logfile.bb
 cmp logfile.gnu logfile.bb
diff --git a/testsuite/du/du-l-works b/testsuite/du/du-l-works
index c5d4398..61e9140 100644
--- a/testsuite/du/du-l-works
+++ b/testsuite/du/du-l-works
@@ -1,3 +1,4 @@
-du -l .. > logfile.gnu
-busybox du -l .. > logfile.bb
+[ -n "$d" ] || d=..
+du -l "$d" > logfile.gnu
+busybox du -l "$d" > logfile.bb
 cmp logfile.gnu logfile.bb
diff --git a/testsuite/du/du-m-works b/testsuite/du/du-m-works
index e3e2d3a..bc97073 100644
--- a/testsuite/du/du-m-works
+++ b/testsuite/du/du-m-works
@@ -1,3 +1,4 @@
-du -m .. > logfile.gnu
-busybox du -m .. > logfile.bb
+[ -n "$d" ] || d=..
+du -m "$d" > logfile.gnu
+busybox du -m "$d" > logfile.bb
 cmp logfile.gnu logfile.bb
diff --git a/testsuite/du/du-s-works b/testsuite/du/du-s-works
index 16b0a3e..f0b3bf0 100644
--- a/testsuite/du/du-s-works
+++ b/testsuite/du/du-s-works
@@ -1,3 +1,4 @@
-du -s .. > logfile.gnu
-busybox du -s .. > logfile.bb
+[ -n "$d" ] || d=..
+du -s "$d" > logfile.gnu
+busybox du -s "$d" > logfile.bb
 cmp logfile.gnu logfile.bb
diff --git a/testsuite/du/du-works b/testsuite/du/du-works
index 87ba630..47949c6 100644
--- a/testsuite/du/du-works
+++ b/testsuite/du/du-works
@@ -1,3 +1,4 @@
-du .. > logfile.gnu
-busybox du .. > logfile.bb
+[ -n "$d" ] || d=..
+du "$d" > logfile.gnu
+busybox du "$d" > logfile.bb
 cmp logfile.gnu logfile.bb