1 files changed, 20 insertions, 1 deletions
diff --git a/tests/test/script/builtin/sed.test b/tests/test/script/builtin/sed.test
index c0a8172..dbd70c4 100644
--- a/tests/test/script/builtin/sed.test
+++ b/tests/test/script/builtin/sed.test
@@ -104,7 +104,6 @@
     info: stderr: test/1/stderr
   sed: unexpected argument
   EOE
-
 }
 
 : command
@@ -299,6 +298,26 @@
   }
 }
 
+: in-place
+:
+{
+  : no-file
+  :
+  $c <"sed -i -e 's/a/b/'" && $b 2>>/EOE != 0
+  testscript:1:1: error: sed exit status 1 != 0
+    info: stderr: test/1/stderr
+  sed: -i option specified while reading from stdin
+  EOE
+
+  : edit
+  :
+  $c <<EOI && $b
+  cat <'foo' >=f;
+  sed -i -e 's/foo/bar/' f;
+  cat f >'bar'
+  EOI
+}
+
 : big
 :
 : Sed a big file (about 100K) to test that the builtin is asynchronous.