1 files changed, 20 insertions, 0 deletions
diff --git a/tests.sh b/tests.sh
index 01ff9c0..bfbbf9d 100755
--- a/tests.sh
+++ b/tests.sh
@@ -518,11 +518,15 @@ gnu_tests=(
     test_fprint
     test_fprint_duplicate
     test_fprint_error
+    test_fprint_noarg
+    test_fprint_nonexistent
     test_fprint_truncate
 
     test_fprint0
 
     test_fprintf
+    test_fprintf_nofile
+    test_fprintf_noformat
 
     test_fstype
 
@@ -1727,6 +1731,14 @@ function test_fprint_duplicate_stdout() {
     fi
 }
 
+function test_fprint_noarg() {
+    ! quiet invoke_bfs basic -fprint
+}
+
+function test_fprint_nonexistent() {
+    ! quiet invoke_bfs basic -fprint scratch/nonexistent/path
+}
+
 function test_fprint_truncate() {
     printf "basic\nbasic\n" >scratch/test_fprint_truncate.out
 
@@ -2281,6 +2293,14 @@ function test_fprintf() {
     fi
 }
 
+function test_fprintf_nofile() {
+    ! quiet invoke_bfs basic -fprintf
+}
+
+function test_fprintf_noformat() {
+    ! quiet invoke_bfs basic -fprintf /dev/null
+}
+
 function test_fstype() {
     fstype="$(invoke_bfs basic -maxdepth 0 -printf '%F\n')"
     bfs_diff basic -fstype "$fstype"