Attempt to turn on additional build tests

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 46 insertions, 0 deletions

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+% podman-image-diff(1)
+
+## NAME
+podman-image-diff - Inspect changes on an image's filesystem
+
+## SYNOPSIS
+**podman image diff** [*options*] *name*
+
+## DESCRIPTION
+Displays changes on a container or image's filesystem.  The container or image will be compared to its parent layer
+
+## OPTIONS
+
+**--format**
+
+Alter the output into a different format.  The only valid format for diff is `json`.
+
+## EXAMPLE
+
+```
+# podman diff redis:old redis:alpine
+C /usr
+C /usr/local
+C /usr/local/bin
+A /usr/local/bin/docker-entrypoint.sh
+```
+
+```
+# podman diff --format json redis:old redis:alpine
+{
+  "changed": [
+    "/usr",
+    "/usr/local",
+    "/usr/local/bin"
+  ],
+  "added": [
+    "/usr/local/bin/docker-entrypoint.sh"
+  ]
+}
+```
+
+## SEE ALSO
+podman(1)
+
+## HISTORY
+August 2017, Originally compiled by Ryan Cole <rycole@redhat.com>