adding all files this time

scripts/test-apt-layer.sh

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+#!/bin/bash
+
+# apt-layer C Implementation Test Script
+# Tests the C binary functionality
+
+set -e
+
+echo "=== apt-layer C Implementation Tests ==="
+echo ""
+
+# Get the directory where this script is located
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
+BUILD_DIR="$PROJECT_DIR/build"
+
+echo "Project directory: $PROJECT_DIR"
+echo "Build directory: $BUILD_DIR"
+echo ""
+
+# Create build directory if it doesn't exist
+mkdir -p "$BUILD_DIR"
+
+# Change to project directory
+cd "$PROJECT_DIR"
+
+# Test 1: Build the C binary
+echo "Test 1: Building C binary..."
+if make clean && make; then
+    echo "✓ Build successful"
+else
+    echo "✗ Build failed"
+    exit 1
+fi
+
+# Test 2: Check if binary exists and is executable
+echo ""
+echo "Test 2: Binary verification..."
+if [ -x "./bin/apt-layer" ]; then
+    echo "✓ Binary exists and is executable"
+    ls -la ./bin/apt-layer
+else
+    echo "✗ Binary not found or not executable"
+    exit 1
+fi
+
+# Test 3: Help command
+echo ""
+echo "Test 3: Help command..."
+if ./bin/apt-layer --help > /dev/null 2>&1; then
+    echo "✓ Help command works"
+else
+    echo "✗ Help command failed"
+    exit 1
+fi
+
+# Test 4: Version command
+echo ""
+echo "Test 4: Version command..."
+if ./bin/apt-layer --version > /dev/null 2>&1; then
+    echo "✓ Version command works"
+else
+    echo "✗ Version command failed"
+    exit 1
+fi
+
+# Test 5: Invalid command handling
+echo ""
+echo "Test 5: Invalid command handling..."
+if ! ./bin/apt-layer --invalid-option > /dev/null 2>&1; then
+    echo "✓ Invalid command properly rejected"
+else
+    echo "✗ Invalid command not properly handled"
+    exit 1
+fi
+
+# Test 6: OSTree availability
+echo ""
+echo "Test 6: OSTree availability..."
+if command -v ostree > /dev/null 2>&1; then
+    echo "✓ OSTree is available"
+    ostree --version
+else
+    echo "⚠ OSTree not found (some features may not work)"
+fi
+
+# Test 7: Container tools availability
+echo ""
+echo "Test 7: Container tools availability..."
+if command -v podman > /dev/null 2>&1; then
+    echo "✓ Podman is available"
+elif command -v docker > /dev/null 2>&1; then
+    echo "✓ Docker is available"
+else
+    echo "⚠ No container tools found (container features may not work)"
+fi
+
+# Test 8: Basic OSTree operations
+echo ""
+echo "Test 8: Basic OSTree operations..."
+if command -v ostree > /dev/null 2>&1; then
+    # Test OSTree repo initialization
+    TEST_REPO="$BUILD_DIR/test-repo"
+    if [ -d "$TEST_REPO" ]; then
+        rm -rf "$TEST_REPO"
+    fi
+    
+    if ostree init --repo="$TEST_REPO" --mode=archive-z2; then
+        echo "✓ OSTree repo initialization works"
+        rm -rf "$TEST_REPO"
+    else
+        echo "✗ OSTree repo initialization failed"
+    fi
+else
+    echo "⚠ Skipping OSTree tests (ostree not available)"
+fi
+
+echo ""
+echo "=== Test Summary ==="
+echo "✓ All basic functionality tests passed"
+echo ""
+echo "Next steps:"
+echo "1. Test with actual package installations"
+echo "2. Test layer creation with OSTree"
+echo "3. Test container-based builds"
+echo "4. Test error handling and edge cases"
+echo ""
+echo "To run more advanced tests, use the Docker testing environment:"
+echo "  ./scripts/start-testing.sh"