#!/usr/bin/env bats
# Unit tests for build script functions

load 'test_helper/common.bash'

@test "validate_environment checks for required tools" {
    source "${PROJECT_ROOT}/src/build-iso.sh"
    
    # Create mock directory structure
    mkdir -p "${TEST_TEMP_DIR}/config"
    mkdir -p "${TEST_TEMP_DIR}/output"
    
    # Override variables for testing
    PROJECT_ROOT="$TEST_TEMP_DIR"
    CONFIG_DIR="$TEST_TEMP_DIR/config"
    OUTPUT_DIR="$TEST_TEMP_DIR/output"
    
    # Test with missing tools (should fail)
    run validate_environment
    assert_failure
}

@test "prepare_build creates output directory" {
    source "${PROJECT_ROOT}/src/build-iso.sh"
    
    # Override variables for testing
    PROJECT_ROOT="$TEST_TEMP_DIR"
    OUTPUT_DIR="$TEST_TEMP_DIR/output"
    
    # Remove directory if it exists
    rm -rf "$OUTPUT_DIR"
    
    # Run function
    run prepare_build
    assert_success
    
    # Check directory was created
    assert [ -d "$OUTPUT_DIR" ]
}

@test "build_iso fails without live-build setup" {
    source "${PROJECT_ROOT}/src/build-iso.sh"
    
    # Override variables for testing
    PROJECT_ROOT="$TEST_TEMP_DIR"
    OUTPUT_DIR="$TEST_TEMP_DIR/output"
    
    # Run function
    run build_iso
    assert_failure
}