Do not use (buggy) docker provisioner

test/tests/test_helpers.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-export TEST_FAIL=false
+FAIL="false"
 
 set_tmux_conf_helper() {
 	> ~/.tmux.conf	# empty filename
@@ -35,12 +35,15 @@ check_dir_exists_helper() {
 	fi
 }
 
-fail_test() {
-	TEST_FAIL=true
+fail_helper() {
+	local message="$1"
+	echo "Tmux plugin installation fails" >&2
+	FAIL="true"
 }
 
 exit_value_helper() {
-	if $TEST_FAIL; then
+	local fail="$1"
+	if [ "$FAIL" == "true" ]; then
 		echo
 		echo "Test failed"
 		exit 1

test/tests/test_plugin_installation.sh

@@ -7,16 +7,16 @@ source $CURRENT_DIR/test_helpers.sh
 test_plugin_installation() {
 	set_tmux_conf_helper <<- HERE
 	set -g @tpm_plugins "bruno-/tmux_example_plugin"
-	run-shell '/root/tmux_plugin_manager/tpm'
+	run-shell "~/tpm/tpm"
 	HERE
 
 	# opens tmux and test it with `expect`
 	$CURRENT_DIR/expect_successful_plugin_download ||
-		(echo "Tmux plugin installation fails" >&2; fail_test)
+		fail_helper "Tmux plugin installation fails"
 
 	# check plugin dir exists after download
-	check_dir_exists_helper "/root/.tmux/plugins/tmux_example_plugin/" ||
-		(echo "Plugin download fails" >&2; fail_test)
+	check_dir_exists_helper "$HOME/.tmux/plugins/tmux_example_plugin/" ||
+		fail_helper "Plugin download fails"
 
 	teardown_helper
 }

test/tests/test_plugin_sourcing.sh

@@ -12,8 +12,7 @@ check_binding_defined() {
 test_plugin_sourcing() {
 	set_tmux_conf_helper <<- HERE
 	set -g @tpm_plugins "doesnt_matter/tmux_test_plugin"
-	# change this
-	run-shell '/root/tmux_plugin_manager/tpm'
+	run-shell "~/tpm/tpm"
 	HERE
 
 	# manually creates a local tmux plugin
@@ -23,7 +22,7 @@ test_plugin_sourcing() {
 
 	tmux new-session -d  # tmux starts detached
 	check_binding_defined "R run-shell foo_command" ||
-		(echo "Plugin sourcing fails" >&2; fail_test)
+		fail_helper "Plugin sourcing fails"
 
 	teardown_helper
 }