From 03480626a26dd2b946fece2e4cb1e66101e8f174 Mon Sep 17 00:00:00 2001
From: Adam Spiers <stow@adamspiers.org>
Date: Sun, 20 Nov 2016 22:16:10 +0000
Subject: [PATCH] tag Docker images with the corresponding version number

---
 build-docker.sh | 7 ++++++-
 test-docker.sh  | 8 ++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/build-docker.sh b/build-docker.sh
index 02d4590..4808691 100755
--- a/build-docker.sh
+++ b/build-docker.sh
@@ -2,6 +2,11 @@
 
 set -eu
 
+version=$( git describe --match v* --abbrev=0 )
+imagename=stowtest
+image=$imagename:$version
+
 pushd docker
-docker build -t stowtest .
+echo "Building Docker image $image ..."
+docker build -t $image .
 popd
diff --git a/test-docker.sh b/test-docker.sh
index f6fe978..2bedcae 100755
--- a/test-docker.sh
+++ b/test-docker.sh
@@ -1,4 +1,8 @@
 #!/bin/bash
 
-# Run the docker image that test.
-docker run --rm -it -v $(pwd):$(pwd) -w $(pwd) stowtest
+# Test Stow across multiple Perl versions, by executing the
+# Docker image built via build-docker.sh.
+
+version=$( git describe --match v* --abbrev=0 )
+
+docker run --rm -it -v $(pwd):$(pwd) -w $(pwd) stowtest:$version