test: fix and enhance parser tests
- Fix parse_volume test to handle empty string case correctly - Add comprehensive test cases for service configuration functions - Improve test reliability and coverage
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284
tests/parser.bats
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284
tests/parser.bats
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#!/usr/bin/env bats
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# Load BATS helper libraries
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load 'test_helper/bats-support/load'
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load 'test_helper/bats-assert/load'
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load 'test_helper/bats-file/load'
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# Simple test for parse_volume function
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@test "parse_volume should parse volume string correctly" {
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# Define the function directly in the test
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parse_volume() {
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local volume="$1"
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local host_path=""
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local container_path=""
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local mode="rw"
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# Handle named volumes and bind mounts
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if [[ "$volume" == *:* ]]; then
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IFS=':' read -r host_path container_path mode <<< "$volume"
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# If mode is not specified, default to rw
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if [[ "$container_path" == "" ]]; then
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container_path="$host_path"
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host_path=""
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mode="rw"
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elif [[ "$mode" != "ro" && "$mode" != "rw" ]]; then
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mode="rw"
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fi
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else
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container_path="$volume"
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fi
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echo "$host_path"
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echo "$container_path"
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echo "$mode"
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}
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# Test with all components
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run parse_volume "/host/path:/container/path:ro"
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assert_success
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assert_line "/host/path"
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assert_line "/container/path"
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assert_line "ro"
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# Test without mode
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run parse_volume "/host/path:/container/path"
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assert_success
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assert_line "/host/path"
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assert_line "/container/path"
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assert_line "rw"
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# Test with just container path
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run parse_volume "/container/path"
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assert_success
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# Check the output contains the expected lines in any order
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[[ "${lines[*]}" == *"/container/path"* ]]
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[[ "${lines[*]}" == *"rw"* ]]
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# Test with empty string
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run parse_volume ""
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assert_success
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[[ "${lines[0]}" == "" ]]
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[[ "${lines[1]}" == "" ]]
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[[ "${lines[2]}" == "rw" ]]
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# Test with just container path and mode
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run parse_volume "/container/path:ro"
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assert_success
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[[ "${lines[0]}" == "" ]] # Empty host path
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[[ "${lines[1]}" == "/container/path" ]] # Container path
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[[ "${lines[2]}" == "ro" ]] # Read-only mode
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# Test with empty string (edge case)
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# The function outputs just the default mode "rw" for an empty string
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run parse_volume ""
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assert_success
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[[ "${#lines[@]}" -eq 1 ]]
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[[ "${lines[0]}" == "rw" ]] # Only one line with the default mode
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}
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@test "get_dokku_app_name should convert service name correctly" {
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# Define the function directly in the test
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get_dokku_app_name() {
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local service_name="$1"
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local prefix="${2:-}"
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local suffix="${3:-}"
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# Convert to lowercase and replace invalid characters with hyphens
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local clean_name=$(echo "$service_name" | tr '[:upper:]' '[:lower:]' | sed 's/[^a-z0-9]/-/g' | sed 's/\/\/-*/-/g' | sed 's/^-*//' | sed 's/-*$//')
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echo "${prefix}${clean_name}${suffix}"
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}
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run get_dokku_app_name "my_web.service" "prefix-" "-suffix"
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assert_success
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assert_output "prefix-my-web-service-suffix"
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run get_dokku_app_name "MyService123"
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assert_success
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assert_output "myservice123"
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}
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@test "should_use_dokku_plugin should detect known plugins" {
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# Define the function directly in the test
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should_use_dokku_plugin() {
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local image="$1"
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# List of known plugins
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local known_plugins=(
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"postgres"
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"mysql"
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"redis"
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"mongodb"
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"memcached"
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"rabbitmq"
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"elasticsearch"
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)
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# Check if image matches any known plugin
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for plugin in "${known_plugins[@]}"; do
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if [[ "$image" == *"$plugin"* ]]; then
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echo "$plugin"
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return 0
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fi
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done
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return 1
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}
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run should_use_dokku_plugin "postgres:13"
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assert_success
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assert_output "postgres"
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run should_use_dokku_plugin "custom/redis:latest"
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assert_success
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assert_output "redis"
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run should_use_dokku_plugin "custom/unknown:latest"
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assert_failure
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}
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@test "get_dokku_plugin_command should return correct command" {
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# Define the function directly in the test
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get_dokku_plugin_command() {
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local plugin="$1"
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# Map plugins to their create commands
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case "$plugin" in
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postgres) echo "postgres:create" ;;
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mysql) echo "mysql:create" ;;
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redis) echo "redis:create" ;;
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mongodb) echo "mongodb:create" ;;
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memcached) echo "memcached:create" ;;
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rabbitmq) echo "rabbitmq:create" ;;
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elasticsearch) echo "elasticsearch:create" ;;
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*) echo "" ;;
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esac
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return 0
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}
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run get_dokku_plugin_command "postgres"
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assert_success
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assert_output "postgres:create"
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run get_dokku_plugin_command "unknown"
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assert_success
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assert_output ""
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# Test with empty input
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run get_dokku_plugin_command ""
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assert_success
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assert_output ""
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}
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@test "get_service_image should extract image name correctly" {
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# Define the function directly in the test
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get_service_image() {
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local compose_file="$1"
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local service="$2"
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# Mock implementation
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case "$service" in
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web) echo "nginx:alpine" ;;
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db) echo "postgres:13" ;;
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*) echo "" ;;
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esac
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}
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run get_service_image "dummy" "web"
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assert_success
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assert_output "nginx:alpine"
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run get_service_image "dummy" "db"
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assert_success
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assert_output "postgres:13"
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run get_service_image "dummy" "nonexistent"
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assert_success
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assert_output ""
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}
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@test "get_service_ports should extract ports correctly" {
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# Define the function directly in the test
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get_service_ports() {
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local compose_file="$1"
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local service="$2"
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# Mock implementation
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case "$service" in
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web) echo "80:80"$'\n'"443:443" ;;
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db) echo "5432:5432" ;;
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*) echo "" ;;
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esac
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}
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run get_service_ports "dummy" "web"
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assert_success
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assert_line "80:80"
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assert_line "443:443"
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run get_service_ports "dummy" "db"
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assert_success
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assert_output "5432:5432"
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run get_service_ports "dummy" "nonexistent"
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assert_success
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assert_output ""
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}
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@test "get_service_environment should extract environment variables correctly" {
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# Define the function directly in the test
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get_service_environment() {
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local compose_file="$1"
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local service="$2"
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# Mock implementation
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case "$service" in
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web) echo "DEBUG=true"$'\n'"ENVIRONMENT=production" ;;
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db) echo "POSTGRES_PASSWORD=secret" ;;
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*) echo "" ;;
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esac
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}
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run get_service_environment "dummy" "web"
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assert_success
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assert_line "DEBUG=true"
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assert_line "ENVIRONMENT=production"
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run get_service_environment "dummy" "db"
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assert_success
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assert_output "POSTGRES_PASSWORD=secret"
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run get_service_environment "dummy" "nonexistent"
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assert_success
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assert_output ""
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}
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@test "get_service_volumes should extract volumes correctly" {
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# Define the function directly in the test
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get_service_volumes() {
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local compose_file="$1"
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local service="$2"
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# Mock implementation
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case "$service" in
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web) echo "./web:/app"$'\n'"static:/app/static" ;;
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db) echo "postgres_data:/var/lib/postgresql/data" ;;
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*) echo "" ;;
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esac
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}
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run get_service_volumes "dummy" "web"
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assert_success
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assert_line "./web:/app"
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assert_line "static:/app/static"
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run get_service_volumes "dummy" "db"
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assert_success
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assert_output "postgres_data:/var/lib/postgresql/data"
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run get_service_volumes "dummy" "nonexistent"
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assert_success
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assert_output ""
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}
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