diff --git a/test/test.bats b/test/test.bats
new file mode 100644
index 0000000..d02546d
--- /dev/null
+++ b/test/test.bats
@@ -0,0 +1,184 @@
+#!/bin/sh
+
+set -e
+setup() {
+	load 'test_helper/bats-support/load'
+	load 'test_helper/bats-assert/load'
+	load '../functions.sh'
+}
+
+_var_setup() {
+	SSH_DEPLOY_KEY="SSH TEST"
+	DESTINATION_REPOSITORY_USERNAME="UserTest"
+	DESTINATION_REPOSITORY_NAME="RepoTest"
+	GITHUB_SERVER="github.com"
+}
+
+_mockup_repo() {
+	cd "$1"
+	git init
+	git checkout -b main
+	touch "TEST"
+	git add ./TEST
+	git config user.name "Test"
+	git config user.email "test@example.com"
+	git commit -m "TEST_COMMIT"
+}
+
+@test "Script arguments" {
+	getArgs 1 2 3 4 5 6 7 8 9 10 11 12
+	assert [ $SOURCE_BEFORE_DIRECTORY = "1" ]
+	assert [ $SOURCE_DIRECTORY = "2" ]
+	assert [ $DESTINATION_GITHUB_USERNAME = "3" ]
+	assert [ $DESTINATION_REPOSITORY_NAME = "4" ]
+	assert [ $GITHUB_SERVER = "5" ]
+	assert [ $USER_EMAIL = "6" ]
+	assert [ $USER_NAME = "7" ]
+	assert [ $DESTINATION_REPOSITORY_USERNAME = "8" ]
+	assert [ $TARGET_BRANCH = "9" ]
+	assert [ $COMMIT_MESSAGE = "10" ]
+	assert [ $TARGET_DIRECTORY = "11" ]
+	assert [ $CREATE_TARGET_BRANCH_IF_NEEDED = "12" ]
+}
+
+@test "Create SSH keys" {
+	_var_setup
+	HOME="$BATS_TEST_TMPDIR"
+	GITHUB_KEYS="KNOWN TEST"
+	ssh-keyscan() {
+		echo "KNOWN TEST"
+	}
+	
+	sshDeployKey
+	
+	assert [ -d "$BATS_TEST_TMPDIR/.ssh" ]
+	assert [ -f "$BATS_TEST_TMPDIR/.ssh/deploy_key" ]
+	assert [ "$(cat $BATS_TEST_TMPDIR/.ssh/deploy_key)" = "$SSH_DEPLOY_KEY" ]
+	assert [ -f "$BATS_TEST_TMPDIR/.ssh/known_hosts" ]
+	assert [ "$(cat $BATS_TEST_TMPDIR/.ssh/known_hosts)" = "$GITHUB_KEYS" ]
+	assert [ "$GIT_CMD_REPOSITORY" = "git@$GITHUB_SERVER:$DESTINATION_REPOSITORY_USERNAME/$DESTINATION_REPOSITORY_NAME.git" ]
+	assert [ "$GIT_SSH_COMMAND" = "ssh -i $BATS_TEST_TMPDIR/.ssh/deploy_key -o UserKnownHostsFile=$BATS_TEST_TMPDIR/.ssh/known_hosts" ]
+}
+
+@test "Put github host in kwown_hosts" {
+	skip "Network test"
+	_var_setup
+	HOME="$BATS_TEST_TMPDIR"
+	# Get only the ssh keys (not hostnames)
+	GITHUB_KEYS=$(ssh-keyscan "github.com" | cut -d " " -f 3)
+
+	sshDeployKey
+	for KEY in $GITHUB_KEYS; do
+		# Check if the ssh keys are in known hosts
+		assert grep -q "$KEY" "$BATS_TEST_TMPDIR/.ssh/known_hosts"
+	done
+}
+
+@test "Set Github token in GIT_CMD_REPOSITORY" {
+	_var_setup
+	API_TOKEN_GITHUB="TokenTest"
+	githubToken
+	assert [ "$GIT_CMD_REPOSITORY" = "https://$DESTINATION_REPOSITORY_USERNAME:$API_TOKEN_GITHUB@$GITHUB_SERVER/$DESTINATION_REPOSITORY_USERNAME/$DESTINATION_REPOSITORY_NAME.git" ]
+}
+
+@test "Setup git" {
+	export HOME="$BATS_TEST_TMPDIR"
+	USER_NAME="TestUser"
+	USER_EMAIL="TestEmail@example.com"
+	setupGit
+	assert [ -f "$BATS_TEST_TMPDIR/.gitconfig" ]
+	assert grep -q "$USER_NAME" "$BATS_TEST_TMPDIR/.gitconfig"
+	assert grep -q "$USER_EMAIL" "$BATS_TEST_TMPDIR/.gitconfig"
+}
+
+@test "When source directory exist do nothing" {
+	SOURCE_DIRECTORY="$BATS_TEST_TMPDIR/SourceTest"
+	mkdir --parents $SOURCE_DIRECTORY
+	run checkSource
+	assert_output ""
+}
+
+@test "When source directory is missing exit" {
+	SOURCE_DIRECTORY="$BATS_TEST_TMPDIR/SourceTest"
+	run checkSource
+	assert_failure
+}
+
+@test "Switch branch when \$CREATE_TARGET is true" {
+	mkdir "$BATS_TEST_TMPDIR/Repo"
+	_mockup_repo "$BATS_TEST_TMPDIR/Repo"
+	CREATE_TARGET_BRANCH_IF_NEEDED="true"
+	TARGET_BRANCH="TestBranch"
+	switchBranch
+	assert [ "$(git branch --show-current --format="%(refname:short)")" = "$TARGET_BRANCH" ]
+}
+
+@test "Only switch branch when \$CREATE_TARGET is true" {
+	mkdir "$BATS_TEST_TMPDIR/Repo"
+	_mockup_repo "$BATS_TEST_TMPDIR/Repo"
+	CREATE_TARGET_BRANCH_IF_NEEDED="false"
+	TARGET_BRANCH="TestBranch"
+	switchBranch
+	assert [ "$(git branch --show-current --format="%(refname:short)")" = "main" ]
+}
+
+@test "Clone repo (network)" {
+	skip "Network test"
+	TARGET_BRANCH="main"
+	GIT_CMD_REPOSITORY="https://github.com/cpina/github-action-push-to-another-repository.git"
+	CLONE_DIR="$BATS_TEST_TMPDIR"
+	run cloneRepo
+	assert_success
+}
+
+@test "Clone repo (local)" {
+	TARGET_BRANCH="main"
+	GIT_CMD_REPOSITORY="$BATS_TEST_TMPDIR/Repo"
+	CLONE_DIR="$BATS_TEST_TMPDIR/RepoCloned"
+	mkdir --parent "$CLONE_DIR"
+	mkdir --parent "$GIT_CMD_REPOSITORY"
+	_mockup_repo "$GIT_CMD_REPOSITORY"
+	run cloneRepo
+	assert_success
+}
+
+@test "When cloning repo and \$CREATE_TARGET is true create missing branch" {
+	TARGET_BRANCH="TestBranch"
+	GIT_CMD_REPOSITORY="$BATS_TEST_TMPDIR/Repo"
+	CLONE_DIR="$BATS_TEST_TMPDIR/RepoCloned"
+	CREATE_TARGET_BRANCH_IF_NEEDED="true"
+	mkdir --parent "$GIT_CMD_REPOSITORY"
+	_mockup_repo "$GIT_CMD_REPOSITORY"
+	run cloneRepo
+	assert_success
+}
+
+@test "When cloning with missing branch and \$CREATE_TARGET is false exit" {
+	TARGET_BRANCH="TestBranch"
+	GIT_CMD_REPOSITORY="$BATS_TEST_TMPDIR/Repo"
+	CLONE_DIR="$BATS_TEST_TMPDIR/RepoCloned"
+	CREATE_TARGET_BRANCH_IF_NEEDED="false"
+	mkdir --parent "$CLONE_DIR"
+	mkdir --parent "$GIT_CMD_REPOSITORY"
+	_mockup_repo "$GIT_CMD_REPOSITORY"
+	run cloneRepo
+	assert_failure
+}
+
+@test "When cloning non existing repo exit" {
+	TARGET_BRANCH="TestBranch"
+	GIT_CMD_REPOSITORY="$BATS_TEST_TMPDIR/Repo"
+	CLONE_DIR="$BATS_TEST_TMPDIR/RepoCloned"
+	CREATE_TARGET_BRANCH_IF_NEEDED="false"
+	run cloneRepo
+	assert_failure
+}
+
+@test "When cloning non existing repo exit (network)" {
+	TARGET_BRANCH="TestBranch"
+	GIT_CMD_REPOSITORY="http://example.example/"
+	CLONE_DIR="$BATS_TEST_TMPDIR/RepoCloned"
+	CREATE_TARGET_BRANCH_IF_NEEDED="false"
+	run cloneRepo
+	assert_failure
+}