Add tests for '.env' files.

Author: Matt Pearson

tests/env-file.bats

@@ -0,0 +1,50 @@
+#!/usr/bin/env bats
+
+source lib/assert.bash
+source deploy.sh --source-only
+
+envfile_backup=.env.bats-bak
+
+setup() {
+	export GIT_DEPLOY_USERNAME=env-username
+	export GIT_DEPLOY_EMAIL=env-email
+	export GIT_DEPLOY_DIR=env-dir
+	export GIT_DEPLOY_BRANCH=env-branch
+	export GIT_DEPLOY_REPO=env-repo
+
+	if [ -e .env ]; then
+		mv .env $envfile_backup
+	fi
+
+	cat <<-EOF > .env
+		GIT_DEPLOY_USERNAME=dotenv-username
+		GIT_DEPLOY_EMAIL=dotenv-email
+		GIT_DEPLOY_DIR=dotenv-dir
+		GIT_DEPLOY_BRANCH=dotenv-branch
+		GIT_DEPLOY_REPO=dotenv-repo
+	EOF
+}
+
+teardown() {
+	rm .env
+	if [ -e "$envfile_backup" ]; then
+		mv $envfile_backup .env
+	fi
+}
+
+@test 'dotenv variable: DEFAULT_USERNAME' {
+	assert that `parse_args && echo $default_username` = "dotenv-username"
+}
+@test 'dotenv variable: DEFAULT_EMAIL' {
+	assert that `parse_args && echo $default_email` = "dotenv-email"
+}
+@test 'dotenv variable: GIT_DEPLOY_DIR' {
+	assert that `parse_args && echo $deploy_directory` = "dotenv-dir"
+}
+@test 'dotenv variable: GIT_DEPLOY_BRANCH' {
+	assert that `parse_args && echo $deploy_branch` = "dotenv-branch"
+}
+@test 'dotenv variable: GIT_DEPLOY_REPO' {
+	assert that `parse_args && echo $repo` = "dotenv-repo"
+}
+