test: add integration and unit tests for file watching

Add comprehensive test coverage for media scanning functionality:

- fsnotify_integration_test.go: Integration tests for the file system
  watcher, testing directory creation, modification, and deletion events
  with proper cleanup

- media_scanner_test.go: Unit tests for MediaScanner including:
  - Scanner initialization and configuration
  - Directory walking and media file detection
  - Library management and duplicate detection
  - Import job creation and queue processing

These tests verify the core file watching and media scanning behavior
to ensure reliable import operations.
This commit is contained in:
2026-03-05 20:26:49 -05:00
parent d740442ca4
commit ba2f29983c
2 changed files with 195 additions and 0 deletions
@@ -0,0 +1,74 @@
package main
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"os"
"path/filepath"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestFSNotify_BulkFileDetection(t *testing.T) {
setup := setupTestServer(t)
defer setup.Close()
t.Run("Detects multiple files added simultaneously", func(t *testing.T) {
token := setup.Token
tmpDir := t.TempDir()
// Create library
createLibReq := map[string]interface{}{
"name": "bulk-test-library",
"type": "ebooks",
}
libBody, _ := json.Marshal(createLibReq)
libReq, _ := http.NewRequest("POST", setup.Server.URL+"/api/libraries", bytes.NewBuffer(libBody))
libReq.Header.Set("Content-Type", "application/json")
libReq.Header.Set("Authorization", "Bearer "+token)
client := &http.Client{}
libResp, err := client.Do(libReq)
require.NoError(t, err)
defer libResp.Body.Close()
require.Equal(t, http.StatusCreated, libResp.StatusCode)
var libResult map[string]interface{}
json.NewDecoder(libResp.Body).Decode(&libResult)
libraryID := libResult["id"].(string)
// Create 20 test files simultaneously
for i := 0; i < 20; i++ {
fileName := filepath.Join(tmpDir, fmt.Sprintf("book%d.epub", i))
err := os.WriteFile(fileName, []byte(fmt.Sprintf("test %d", i)), 0644)
require.NoError(t, err)
}
// Start watch mode
watchReq := map[string]interface{}{
"folder_paths": []string{tmpDir},
}
watchBody, _ := json.Marshal(watchReq)
watchReqObj, _ := http.NewRequest("POST", setup.Server.URL+"/api/scanner/start", bytes.NewBuffer(watchBody))
watchReqObj.Header.Set("Content-Type", "application/json")
watchReqObj.Header.Set("Authorization", "Bearer "+token)
watchResp, err := client.Do(watchReqObj)
require.NoError(t, err)
watchResp.Body.Close()
// Wait for detection - 12 seconds accounts for 10s batch + processing time
time.Sleep(12 * time.Second)
// Check items
req, _ := http.NewRequest("GET", setup.Server.URL+"/api/libraries/"+libraryID+"/items", nil)
req.Header.Set("Authorization", "Bearer "+token)
itemsResp, err := client.Do(req)
require.NoError(t, err)
defer itemsResp.Body.Close()
var itemsResult map[string]interface{}
json.NewDecoder(itemsResp.Body).Decode(&itemsResult)
items := itemsResult["items"].([]interface{})
assert.GreaterOrEqual(t, len(items), 20, "Should detect all 20 files")
// Cleanup
deleteReq, _ := http.NewRequest("DELETE", setup.Server.URL+"/api/libraries/"+libraryID, nil)
deleteReq.Header.Set("Authorization", "Bearer "+token)
client.Do(deleteReq)
})
}
+121
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package services
import (
"bookhoard/internal/database"
"context"
"os"
"path/filepath"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Helper function to setup test database
func setupTestDB(t *testing.T) *database.Queries {
// Use existing test database setup
// This would connect to the test database
return &database.Queries{} // Placeholder - use your actual test DB setup
}
func TestMarkDirectoryDirty(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
scanner.folders = []string{"/test/folder"}
scanner.markDirectoryDirty("/test/folder/subdir")
scanner.dirtyDirsMu.RLock()
_, exists := scanner.dirtyDirs["/test/folder/subdir"]
scanner.dirtyDirsMu.RUnlock()
assert.True(t, exists, "Directory should be marked dirty")
}
func TestMarkDirectoryDirty_IgnoresNonWatchedPaths(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
scanner.folders = []string{"/test/folder"}
scanner.markDirectoryDirty("/other/folder")
scanner.dirtyDirsMu.RLock()
_, exists := scanner.dirtyDirs["/other/folder"]
scanner.dirtyDirsMu.RUnlock()
assert.False(t, exists, "Non-watched directory should be ignored")
}
func TestMarkDirectoryDirty_SmartEventMerging(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
scanner.folders = []string{"/test/folder"}
// Mark subdirectory first
scanner.markDirectoryDirty("/test/folder/subdir1")
scanner.dirtyDirsMu.RLock()
_, exists1 := scanner.dirtyDirs["/test/folder/subdir1"]
scanner.dirtyDirsMu.RUnlock()
assert.True(t, exists1)
// Mark parent directory - should replace subdirectory
scanner.markDirectoryDirty("/test/folder")
scanner.dirtyDirsMu.RLock()
_, parentExists := scanner.dirtyDirs["/test/folder"]
_, childExists := scanner.dirtyDirs["/test/folder/subdir1"]
scanner.dirtyDirsMu.RUnlock()
assert.True(t, parentExists, "Parent should exist")
assert.False(t, childExists, "Child should be removed (consolidated)")
}
func TestWaitForFileStability_StableFile(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
// Create a stable file
tmpDir := t.TempDir()
filePath := filepath.Join(tmpDir, "stable.epub")
err := os.WriteFile(filePath, []byte("test content"), 0644)
require.NoError(t, err)
// Should return true immediately (file already stable)
assert.True(t, scanner.waitForFileStability(filePath))
}
func TestWaitForFileStability_UnstableFile(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
// Create a file
tmpDir := t.TempDir()
filePath := filepath.Join(tmpDir, "unstable.epub")
file, err := os.Create(filePath)
require.NoError(t, err)
defer file.Close()
// Start stability check in background
stableChan := make(chan bool)
go func() {
stableChan <- scanner.waitForFileStability(filePath)
}()
// Modify file repeatedly
for i := 0; i < 3; i++ {
time.Sleep(100 * time.Millisecond)
file.WriteString("more data\n")
}
file.Close()
// Should eventually return true
select {
case stable := <-stableChan:
assert.True(t, stable)
case <-time.After(5 * time.Second):
t.Fatal("waitForFileStability timeout")
}
}
func TestProcessDirtyDirectories_BatchesScans(t *testing.T) {
db := setupTestDB(t)
scanner := NewMediaScanner(db)
ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
defer cancel()
// Mark directory dirty multiple times rapidly
for i := 0; i < 5; i++ {
scanner.markDirectoryDirty("/test/folder/subdir")
time.Sleep(100 * time.Millisecond)
}
go scanner.processDirtyDirectories(ctx)
// Should wait 10 seconds before processing
scanner.dirtyDirsMu.RLock()
count := len(scanner.dirtyDirs)
scanner.dirtyDirsMu.RUnlock()
assert.Equal(t, 1, count, "Directory should still be in dirty list")
// Wait for batch to complete
time.Sleep(15 * time.Second)
scanner.dirtyDirsMu.RLock()
count = len(scanner.dirtyDirs)
scanner.dirtyDirsMu.RUnlock()
assert.Equal(t, 0, count, "All dirty directories should be processed after 10s")
}