diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
index b9dd19590..75f2a4b46 100644
--- a/tests/data/Makefile.am
+++ b/tests/data/Makefile.am
@@ -22,4 +22,4 @@ test500 test501 test502 test503 test504 test136 test57 test137 test138 \
 test58 test139 test140 test141 test59 test60 test61 test142 test143 \
 test62 test63 test64 test65 test66 test144 test145 test67 test68 test41 \
 test40 test42 test69 test70 test71 test72 test73 test146 test505 \
-test74 test75 test76
+test74 test75 test76 test77 test78
diff --git a/tests/data/test77 b/tests/data/test77
new file mode 100644
index 000000000..ef462a902
--- /dev/null
+++ b/tests/data/test77
@@ -0,0 +1,47 @@
+#
+# Server-side
+<reply>
+<data>
+HTTP/1.1 200 OK
+Date: Thu, 09 Nov 2010 14:49:00 GMT
+Server: test-server/fake
+Last-Modified: Tue, 13 Jun 2010 12:10:00 GMT
+ETag: "21025-dc7-39462498"
+Accept-Ranges: bytes
+Content-Length: 6
+Connection: close
+Content-Type: text/html
+
+<foo>
+</data>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+http
+</server>
+ <name>
+HTTP with -z "older date"
+ </name>
+ <command>
+http://%HOSTIP:%HOSTPORT/77 -z "1999-12-12 12:00:00 MET"
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<strip>
+^User-Agent:.*
+</strip>
+<protocol>
+GET /77 HTTP/1.1
+Host: 127.0.0.1:8999
+Pragma: no-cache
+Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*
+If-Modified-Since: Sun, 12 Dec 1999 11:00:00 GMT
+
+</protocol>
+</verify>
diff --git a/tests/data/test78 b/tests/data/test78
new file mode 100644
index 000000000..34d194a08
--- /dev/null
+++ b/tests/data/test78
@@ -0,0 +1,59 @@
+#
+# Server-side
+<reply>
+<data>
+HTTP/1.1 200 OK
+Server: test-server/fake
+Last-Modified: Tue, 13 Jun 1990 12:10:00 GMT
+ETag: "21025-dc7-39462498"
+Accept-Ranges: bytes
+Content-Length: 6
+Connection: close
+Content-Type: text/html
+Funny-head: yesyes
+
+<foo>
+</data>
+<datacheck>
+HTTP/1.1 200 OK
+Server: test-server/fake
+Last-Modified: Tue, 13 Jun 1990 12:10:00 GMT
+ETag: "21025-dc7-39462498"
+Accept-Ranges: bytes
+Content-Length: 6
+Connection: close
+Content-Type: text/html
+Funny-head: yesyes
+
+</datacheck>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+http
+</server>
+ <name>
+HTTP with -z "newer date"
+ </name>
+ <command>
+http://%HOSTIP:%HOSTPORT/78 -z "1999-12-12 12:00:00 MET"
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+<strip>
+^User-Agent:.*
+</strip>
+<protocol>
+GET /78 HTTP/1.1
+Host: 127.0.0.1:8999
+Pragma: no-cache
+Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*
+If-Modified-Since: Sun, 12 Dec 1999 11:00:00 GMT
+
+</protocol>
+</verify>