49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
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package fileutil
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import (
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"fmt"
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"os"
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)
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// FindDataFile locates a data file by searching up the directory tree.
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// This is useful for tests that may run from different directory depths.
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//
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// It searches in the following order:
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// 1. Current directory
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// 2. One level up (../)
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// 3. Two levels up (../../)
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// 4. Three levels up (../../../)
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//
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// Example:
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//
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// path, err := fileutil.FindDataFile("data/cv-en.json")
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// if err != nil {
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// log.Fatal(err)
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// }
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func FindDataFile(filename string) (string, error) {
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if filename == "" {
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return "", fmt.Errorf("filename cannot be empty")
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}
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// Try current directory first
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if _, err := os.Stat(filename); err == nil {
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return filename, nil
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}
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// Try parent directories (for tests running from subdirectories)
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paths := []string{
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filename, // Current dir
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"../" + filename, // One level up
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"../../" + filename, // Two levels up (for tests in internal/handlers)
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"../../../" + filename, // Three levels up
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}
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for _, path := range paths {
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if _, err := os.Stat(path); err == nil {
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return path, nil
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}
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}
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return "", fmt.Errorf("file not found: %s (searched: current dir, ../, ../../, ../../../)", filename)
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}
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