chore: tweaks, simplification, tests

testutil/concurrency_test.go

@@ -0,0 +1,86 @@
+package testutil
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+// Test thread safety of functions that might be called concurrently
+func TestConcurrentOperations(t *testing.T) {
+	tempDir := t.TempDir()
+	done := make(chan bool)
+
+	// Test concurrent file creation
+	for i := 0; i < 5; i++ {
+		go func(n int) {
+			CreateTestFile(t, tempDir, string(rune('a'+n))+".txt", []byte("content"))
+			done <- true
+		}(i)
+	}
+
+	// Test concurrent directory creation
+	for i := 0; i < 5; i++ {
+		go func(n int) {
+			CreateTestDirectory(t, tempDir, "dir"+string(rune('0'+n)))
+			done <- true
+		}(i)
+	}
+
+	// Wait for all goroutines
+	for i := 0; i < 10; i++ {
+		<-done
+	}
+}
+
+// Benchmarks
+func BenchmarkCreateTestFile(b *testing.B) {
+	tempDir := b.TempDir()
+	content := []byte("benchmark content")
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		// Use a unique filename for each iteration to avoid conflicts
+		filename := "bench" + string(rune(i%26+'a')) + ".txt"
+		filePath := filepath.Join(tempDir, filename)
+		if err := os.WriteFile(filePath, content, FilePermission); err != nil {
+			b.Fatalf("Failed to write file: %v", err)
+		}
+	}
+}
+
+func BenchmarkCreateTestFiles(b *testing.B) {
+	tempDir := b.TempDir()
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		// Create specs with unique names for each iteration
+		specs := []FileSpec{
+			{Name: "file1_" + string(rune(i%26+'a')) + ".txt", Content: "content1"},
+			{Name: "file2_" + string(rune(i%26+'a')) + ".txt", Content: "content2"},
+			{Name: "file3_" + string(rune(i%26+'a')) + ".txt", Content: "content3"},
+		}
+
+		for _, spec := range specs {
+			filePath := filepath.Join(tempDir, spec.Name)
+			if err := os.WriteFile(filePath, []byte(spec.Content), FilePermission); err != nil {
+				b.Fatalf("Failed to write file: %v", err)
+			}
+		}
+	}
+}
+
+func BenchmarkVerifyContentContains(b *testing.B) {
+	content := strings.Repeat("test content with various words ", 100)
+	expected := []string{"test", "content", "various", "words"}
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		// We can't use the actual function in benchmark since it needs testing.T
+		// So we'll benchmark the core logic
+		for _, exp := range expected {
+			_ = strings.Contains(content, exp)
+		}
+	}
+}