melting-pot: add an option to skip the build

ctrueden · ctrueden · commit 9ab53065670c · 2015-07-30T18:14:29.000-04:00
This still prepares the melting pot according to the given criteria,
but does not actually call "mvn test" at the end. It will be very
useful for regression testing with cram.
diff --git a/melting-pot.sh b/melting-pot.sh
@@ -132,6 +132,9 @@ parseArguments() {
 			-f|--force)
 				force=1
 				;;
+			-s|--skipBuild)
+				skipBuild=1
+				;;
 			-h|--help)
 				usage=1
 				;;
@@ -151,7 +154,7 @@ parseArguments() {
 	if [ "$usage" ]
 	then
 		echo "Usage: $(basename "$0") <project> [-c <GAVs>] \\
-       [-i <GAs>] [-e <GAs>] [-r <URLs>] [-l <dir>] [-o <dir>] [-vfh]
+       [-i <GAs>] [-e <GAs>] [-r <URLs>] [-l <dir>] [-o <dir>] [-vfsh]
 
 <project>
     The project to build, including dependencies, with consistent versions.
@@ -175,6 +178,8 @@ parseArguments() {
     Enable verbose/debugging output.
 -f, --force
     Wipe out the output directory if it already exists.
+-s, --skipBuild
+    Skips the final build step. Useful for automated testing.
 -h, --help
     Display this usage information."
 		exit 1
@@ -405,9 +410,15 @@ meltDown() {
 	generatePOM
 
 	# Build everything.
-	debug "Building the project!"
-	# NB: All code is fresh; no need to clean.
-	mvn $args test
+	if [ "$skipBuild" ]
+	then
+		debug "Skipping the build; the command would have been:"
+		debug "mvn $args test"
+	else
+		debug "Building the project!"
+		# NB: All code is fresh; no need to clean.
+		mvn $args test
+	fi
 
 	debug "$1: complete"
 }
