1 files changed, 181 insertions, 0 deletions
diff --git a/cmd/mobius-hotline-server/main_test.go b/cmd/mobius-hotline-server/main_test.go
new file mode 100644
index 0000000..dec2ebf
--- /dev/null
+++ b/cmd/mobius-hotline-server/main_test.go
@@ -0,0 +1,181 @@
+package main
+
+import (
+	"os"
+	"path"
+	"testing"
+
+	"github.com/jhalter/mobius/internal/mobius"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestCopyDir(t *testing.T) {
+	// Test using the actual embedded config directory
+	dstDir := t.TempDir()
+
+	// Execute copyDir with the embedded mobius/config directory
+	err := copyDir("mobius/config", dstDir)
+	require.NoError(t, err)
+
+	// Verify some expected files exist (based on the embedded config)
+	expectedFiles := []string{
+		"config.yaml",
+		"Agreement.txt",
+		"MessageBoard.txt", 
+		"ThreadedNews.yaml",
+		"Users/admin.yaml",
+		"Users/guest.yaml",
+		"banner.jpg",
+	}
+
+	for _, expectedFile := range expectedFiles {
+		fullPath := path.Join(dstDir, expectedFile)
+		assert.FileExists(t, fullPath, "Expected file %s to exist", expectedFile)
+		
+		// Verify file is not empty
+		info, err := os.Stat(fullPath)
+		require.NoError(t, err)
+		assert.Greater(t, info.Size(), int64(0), "File %s should not be empty", expectedFile)
+	}
+
+	// Verify directories were created
+	expectedDirs := []string{
+		"Users",
+		"Files",
+	}
+
+	for _, expectedDir := range expectedDirs {
+		fullPath := path.Join(dstDir, expectedDir)
+		info, err := os.Stat(fullPath)
+		require.NoError(t, err)
+		assert.True(t, info.IsDir(), "Expected %s to be a directory", expectedDir)
+	}
+}
+
+func TestCopyDirNonexistentSource(t *testing.T) {
+	dstDir := t.TempDir()
+	
+	err := copyDir("nonexistent/directory", dstDir)
+	assert.Error(t, err)
+	assert.Contains(t, err.Error(), "failed to read source directory")
+}
+
+func TestCopyDirRecursive(t *testing.T) {
+	// Test the recursive functionality using embedded config
+	dstDir := t.TempDir()
+
+	err := copyDirRecursive("mobius/config", dstDir)
+	require.NoError(t, err)
+
+	// Verify nested structure is copied correctly
+	nestedPath := path.Join(dstDir, "Users", "admin.yaml")
+	assert.FileExists(t, nestedPath)
+	
+	// Verify nested Files directory
+	filesDir := path.Join(dstDir, "Files")
+	info, err := os.Stat(filesDir)
+	require.NoError(t, err)
+	assert.True(t, info.IsDir())
+}
+
+func TestCopyFile(t *testing.T) {
+	dstDir := t.TempDir()
+	dstFile := path.Join(dstDir, "copied.yaml")
+
+	// Copy a single file from embedded config
+	err := copyFile("mobius/config/config.yaml", dstFile)
+	require.NoError(t, err)
+
+	// Verify file was copied correctly
+	assert.FileExists(t, dstFile)
+	
+	// Verify file is not empty
+	info, err := os.Stat(dstFile)
+	require.NoError(t, err)
+	assert.Greater(t, info.Size(), int64(0))
+}
+
+func TestCopyFileErrors(t *testing.T) {
+	t.Run("source file does not exist", func(t *testing.T) {
+		dstDir := t.TempDir()
+		err := copyFile("nonexistent.txt", path.Join(dstDir, "dest.txt"))
+		assert.Error(t, err)
+		assert.Contains(t, err.Error(), "failed to open source file")
+	})
+
+	t.Run("destination directory does not exist", func(t *testing.T) {
+		err := copyFile("mobius/config/config.yaml", "/nonexistent/directory/dest.txt")
+		assert.Error(t, err)
+		assert.Contains(t, err.Error(), "failed to create destination file")
+	})
+}
+
+func TestCopyDirPermissions(t *testing.T) {
+	dstDir := t.TempDir()
+
+	err := copyDir("mobius/config", dstDir)
+	require.NoError(t, err)
+
+	// Check directory permissions
+	info, err := os.Stat(path.Join(dstDir, "Users"))
+	require.NoError(t, err)
+	assert.True(t, info.IsDir())
+	
+	// Check that directory has reasonable permissions (at least readable/executable)
+	mode := info.Mode()
+	assert.True(t, mode&0400 != 0, "Directory should be readable")
+	assert.True(t, mode&0100 != 0, "Directory should be executable")
+}
+
+func TestFindConfigPath(t *testing.T) {
+	// Test function behavior by checking it returns one of the expected paths or fallback
+	t.Run("returns valid path", func(t *testing.T) {
+		result := findConfigPath()
+		
+		// Should return either one of the search paths that exists, or "config" fallback
+		validPaths := append([]string{"config"}, mobius.ConfigSearchOrder...)
+		
+		found := false
+		for _, validPath := range validPaths {
+			if result == validPath {
+				found = true
+				break
+			}
+		}
+		
+		assert.True(t, found, "findConfigPath should return one of the valid paths or fallback, got: %s", result)
+	})
+	
+	// Test directory vs file validation  
+	t.Run("validates directory vs file", func(t *testing.T) {
+		// This test verifies the function logic but can't control system directories
+		// The function correctly validates that only directories are returned
+		result := findConfigPath()
+		
+		// Verify result is an actual directory if it exists
+		if result != "config" {
+			info, err := os.Stat(result)
+			require.NoError(t, err, "Returned path should exist")
+			assert.True(t, info.IsDir(), "Returned path should be a directory")
+		}
+	})
+	
+	// Test with existing directory
+	t.Run("finds existing directory", func(t *testing.T) {
+		tmpDir := t.TempDir()
+		originalDir, err := os.Getwd()
+		require.NoError(t, err)
+		defer func() { _ = os.Chdir(originalDir) }()
+		
+		err = os.Chdir(tmpDir)
+		require.NoError(t, err)
+		
+		// Create a config directory
+		err = os.Mkdir("config", 0755)
+		require.NoError(t, err)
+		
+		result := findConfigPath()
+		assert.Equal(t, "config", result)
+	})
+}
+\ No newline at end of file