Change testing directory structure

tests/expect_successful_plugin_download

@@ -0,0 +1,35 @@
+#!/usr/bin/env expect
+
+# disables script output
+log_user 0
+
+spawn tmux
+
+# Waiting for tmux to attach. If this is not done, next command, `send` will
+# not work properly.
+sleep 1
+
+# this is tmux prefix + I
+send "I"
+
+# cloning might take a while
+set timeout 15
+
+expect {
+  "Downloading bruno-/tmux_example_plugin" {
+
+    expect {
+      "bruno-/tmux_example_plugin download success" {
+
+        expect { "Done, press ENTER to continue" { exit } }
+
+      }
+    }
+
+  }
+
+  timeout {
+    puts "Plugin update timeout";
+    exit 1
+  }
+}

tests/helpers.sh

@@ -0,0 +1,55 @@
+#!/usr/bin/env bash
+
+FAIL="false"
+
+set_tmux_conf_helper() {
+	> ~/.tmux.conf	# empty filename
+	while read -r line; do
+		echo $line >> ~/.tmux.conf
+	done
+}
+
+create_test_plugin_helper() {
+	local plugin_path="$HOME/.tmux/plugins/tmux_test_plugin/"
+	rm -rf $plugin_path
+	mkdir -p $plugin_path
+
+	while read -r line; do
+		echo $line >> "$plugin_path/test_plugin.tmux"
+	done
+	chmod +x "$plugin_path/test_plugin.tmux"
+}
+
+teardown_helper() {
+	rm ~/.tmux.conf
+	rm -rf ~/.tmux/
+	tmux kill-server >/dev/null 2>&1
+}
+
+check_dir_exists_helper() {
+	local dir_path=$1
+	if [ -d "$dir_path" ]; then
+		return 0
+	else
+		return 1
+	fi
+}
+
+fail_helper() {
+	local message="$1"
+	echo "$message" >&2
+	FAIL="true"
+}
+
+exit_value_helper() {
+	local fail="$1"
+	if [ "$FAIL" == "true" ]; then
+		echo "FAIL!"
+		echo
+		exit 1
+	else
+		echo "SUCCESS"
+		echo
+		exit 0
+	fi
+}

tests/test_plugin_installation.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+source $CURRENT_DIR/helpers.sh
+
+test_plugin_installation() {
+	set_tmux_conf_helper <<- HERE
+	set -g @tpm_plugins "bruno-/tmux_example_plugin"
+	run-shell "~/tpm/tpm"
+	HERE
+
+	# opens tmux and test it with `expect`
+	$CURRENT_DIR/expect_successful_plugin_download ||
+		fail_helper "Tmux plugin installation fails"
+
+	# check plugin dir exists after download
+	check_dir_exists_helper "$HOME/.tmux/plugins/tmux_example_plugin/" ||
+		fail_helper "Plugin download fails"
+
+	teardown_helper
+}
+
+main() {
+	test_plugin_installation
+	exit_value_helper
+}
+main

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