Test updates

test/tests/test_plugin_installation.sh

@@ -2,23 +2,21 @@
 
 CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
-source $CURRENT_DIR/helpers.sh
-
-export FAIL=false
+source $CURRENT_DIR/test_helpers.sh
 
 test_plugin_installation() {
 	set_tmux_conf_helper <<- HERE
 	set -g @tpm_plugins "bruno-/tmux_example_plugin"
-	run-shell '~/tmux_plugin_manager/tpm'
+	run-shell '/root/tmux_plugin_manager/tpm'
 	HERE
 
 	# opens tmux and test it with `expect`
 	$CURRENT_DIR/expect_successful_plugin_download ||
-		(echo "Tmux plugin installation fails" >&2; FAIL=true)
+		(echo "Tmux plugin installation fails" >&2; fail_test)
 
 	# check plugin dir exists after download
 	check_dir_exists_helper "/root/.tmux/plugins/tmux_example_plugin/" ||
-		(echo "Plugin download fails" >&2; FAIL=true)
+		(echo "Plugin download fails" >&2; fail_test)
 
 	teardown_helper
 }