Move Sharness config checks into test-sharness-config.sh

This way we can easily reuse the checks in
test-sharness-config.sh.

test/test-lib.sh

@@ -6,23 +6,7 @@
 # We are using sharness (https://github.com/mlafeldt/sharness)
 # which was extracted from the Git test framework.
 
-# You need either sharness to be installed system-wide
-# or to set SHARNESS_DIRECTORY properly
-
-if test -z "$SHARNESS_DIRECTORY"
-then
-	SHARNESS_DIRECTORY=/usr/local/share/sharness
-fi
-
-SHARNESS_LIB="$SHARNESS_DIRECTORY/sharness.sh"
-
-test -f "$SHARNESS_LIB" || {
-	echo >&2 "Cannot find sharness.sh in: $SHARNESS_DIRECTORY"
-	echo >&2 "Please install Sharness system-wide or set the"
-	echo >&2 "SHARNESS_DIRECTORY environment variable."
-	echo >&2 "See: https://github.com/mlafeldt/sharness"
-	exit 1
-}
+. ./test-sharness-config.sh
 
 . "$SHARNESS_LIB" || {
 	echo >&2 "Cannot source: $SHARNESS_LIB"

test/test-sharness-config.sh

+# Copyright (c) 2014 Christian Couder
+# MIT Licensed; see the LICENSE file in this repository.
+#
+# We are using sharness (https://github.com/mlafeldt/sharness)
+# which was extracted from the Git test framework.
+
+# You need either sharness to be installed system-wide or
+# to set the SHARNESS_DIRECTORY environment variable properly.
+
+if test -z "$SHARNESS_DIRECTORY"
+then
+	SHARNESS_DIRECTORY=/usr/local/share/sharness
+fi
+
+SHARNESS_LIB="$SHARNESS_DIRECTORY/sharness.sh"
+
+test -f "$SHARNESS_LIB" || {
+	echo >&2 "Cannot find sharness.sh in: $SHARNESS_DIRECTORY"
+	echo >&2 "Please install Sharness system-wide or set the"
+	echo >&2 "SHARNESS_DIRECTORY environment variable."
+	echo >&2 "See: https://github.com/mlafeldt/sharness"
+	exit 1
+}