travis: put clar's sandbox in a ramdisk on macOS The macOS tests are by far the slowest right now. This attempts to remedy the situation somewhat by asking clar to put its test data on a ramdisk.
diff --git a/script/cibuild.sh b/script/cibuild.sh
index 74946db..283acbf 100755
--- a/script/cibuild.sh
+++ b/script/cibuild.sh
@@ -10,6 +10,15 @@ fi
if [ "$TRAVIS_OS_NAME" = "osx" ]; then
export PKG_CONFIG_PATH=$(ls -d /usr/local/Cellar/{curl,zlib}/*/lib/pkgconfig | paste -s -d':' -)
+
+ # Set up a ramdisk for us to put our test data on to speed up tests on macOS
+ export CLAR_TMP="$HOME"/_clar_tmp
+ mkdir -p $CLAR_TMP
+
+ # 2M sectors aka ~1GB of space
+ device=$(hdiutil attach -nomount ram://$((2 * 1024 * 1024)))
+ newfs_hfs $device
+ mount -t hfs $device $CLAR_TMP
fi
# Should we ask Travis to cache this file?