Test nodejs version numbers

src/freedombone-utils-nodejs

     $mesh_install_nodejs_prefix npm install --arch=$NPM_ARCH -g n@${NODEJS_N_VERSION} --save
     $mesh_install_nodejs_prefix n --arch $N_ARCH ${NODEJS_VERSION}
     cp $rootdir/root/npm $rootdir/usr/bin/npm
+
+    # check the version numbers
+    cat <<EOF > $rootdir/usr/bin/test_nodejs_install
+#!/bin/bash
+node_version=\$(node -v)
+if [[ "\$node_version" != "v${NODEJS_VERSION}" ]]; then
+    echo $"nodejs version expected to be ${NODEJS_VERSION} but found \$node_version"
+    exit 1
+fi
+npm_version=\$(npm -v)
+if [[ "\$npm_version" != "v${NPM_VERSION}" ]]; then
+    echo $"npm version expected to be ${NPM_VERSION} but found \$npm_version"
+    exit 2
+fi
+EOF
+    chmod +x $rootdir/usr/bin/test_nodejs_install
+    chroot "$rootdir" /usr/bin/test_nodejs_install
+    if [ ! "$?" = "0" ]; then
+        echo $"nodejs version numbers did not match. Architecture is $NPM_ARCH."
+        exit 76835282
+    fi
+    rm $rootdir/usr/bin/test_nodejs_install
 }
 
 function remove_nodejs {