bubbletea/logging_test.go

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package tea
import (
"log"
"os"
"path/filepath"
"testing"
)
func TestLogToFile(t *testing.T) {
path := filepath.Join(t.TempDir(), "log.txt")
prefix := "logprefix"
f, err := LogToFile(path, prefix)
if err != nil {
t.Error(err)
}
log.SetFlags(log.Lmsgprefix)
log.Println("some test log")
if err := f.Close(); err != nil {
t.Error(err)
}
out, err := os.ReadFile(path)
if err != nil {
t.Error(err)
}
if string(out) != prefix+" some test log\n" {
t.Fatalf("wrong log msg: %q", string(out))
}
}