Change testing directory structure

tests/test_plugin_sourcing.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+source $CURRENT_DIR/helpers.sh
+
+check_binding_defined() {
+	local binding="$1"
+	tmux list-keys | grep -q "$binding"
+}
+
+test_plugin_sourcing() {
+	set_tmux_conf_helper <<- HERE
+	set -g @tpm_plugins "doesnt_matter/tmux_test_plugin"
+	run-shell "~/tpm/tpm"
+	HERE
+
+	# manually creates a local tmux plugin
+	create_test_plugin_helper <<- HERE
+	tmux bind-key R run-shell foo_command
+	HERE
+
+	tmux new-session -d  # tmux starts detached
+	check_binding_defined "R run-shell foo_command" ||
+		fail_helper "Plugin sourcing fails"
+
+	teardown_helper
+}
+
+main() {
+	test_plugin_sourcing
+	exit_value_helper
+}
+main