1 files changed, 53 insertions, 0 deletions
diff --git a/tests/018/gzip.tl b/tests/018/gzip.tl
new file mode 100644
index 00000000..3e7c9ef9
--- /dev/null
+++ b/tests/018/gzip.tl
@@ -0,0 +1,53 @@
+(load "../common")
+
+(if (not (fboundp 'usr:buf-compress))
+  (exit))
+
+(defvarl %have-gzip% (sh "gzip -h > /dev/null  2> /dev/null"))
+
+(defun shchk (cmd)
+  (unless (zerop (sh cmd))
+    (throw `command @cmd failed`)))
+
+(defun gzip (. files)
+  (each ((file files))
+    (file-put-string `@file.gz` (file-get-string file) "z")))
+
+(defun cat (dest . files)
+  (remove-path dest)
+  (each ((file files))
+    (file-append-string dest (file-get-string file))))
+
+(push-after-load
+  (each ((file '#"test-file test-file.gz \
+                  test-file-a.tl test-file-a.tlo test-file-a.tlo.gz \
+                  test-file-b.tl test-file-b.tlo test-file-b.tlo.gz \
+                  test-file-combined.tlo.gz"))
+    (remove-path file)))
+
+(when %have-gzip%
+  (file-put-string "test-file" "Hello, World!")
+  (remove-path "test-file.gz")
+  (shchk "gzip test-file")
+  (test (file-get-string "test-file.gz" "z") "Hello, World!")
+
+  (each ((mode (cons "z" (list-seq "z0".."z9"))))
+    (file-put-string "test-file.gz" "Goodbye, World!" mode)
+    (remove-path "test-file")
+    (shchk "gunzip test-file.gz")
+    (test (file-get-string "test-file") "Goodbye, World!"))
+
+  (file-put "test-file-a.tl" '(compile-only (put-line "a")))
+  (file-put "test-file-b.tl" '(compile-only (put-line "b")))
+
+  (compile-update-file "./test-file-a")
+  (compile-update-file "./test-file-b")
+
+  (gzip "test-file-a.tlo" "test-file-b.tlo")
+
+  (cat "test-file-combined.tlo.gz" "test-file-a.tlo.gz" "test-file-b.tlo.gz")
+
+  (test
+    (with-out-string-stream (*stdout*)
+      (load "./test-file-combined.tlo.gz"))
+    "a\nb\n"))