79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
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package mediainfo
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import (
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"os"
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"path/filepath"
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"runtime"
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"testing"
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)
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// TestResolveFFmpeg_ExplicitOK verifies the explicit-path branch returns
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// the requested binary if it exists on disk.
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func TestResolveFFmpeg_ExplicitOK(t *testing.T) {
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dir := t.TempDir()
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fake := filepath.Join(dir, "ffmpeg")
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if err := os.WriteFile(fake, []byte("#!/bin/sh\n"), 0o755); err != nil {
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t.Fatalf("write fake: %v", err)
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}
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got, err := ResolveFFmpeg(fake)
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if err != nil {
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t.Fatalf("ResolveFFmpeg(explicit): %v", err)
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}
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if got != fake {
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t.Fatalf("got %q want %q", got, fake)
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}
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}
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// TestResolveFFmpeg_ExplicitMissing returns a clear error when the path
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// the operator supplied doesn't exist — we do NOT silently fall back.
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func TestResolveFFmpeg_ExplicitMissing(t *testing.T) {
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_, err := ResolveFFmpeg("/nonexistent/path/ffmpeg-XXXXXX")
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if err == nil {
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t.Fatal("expected error for missing explicit path")
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}
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}
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// TestResolveFFmpeg_EnvVar honours FFMPEG_PATH when no explicit path is given.
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func TestResolveFFmpeg_EnvVar(t *testing.T) {
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dir := t.TempDir()
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fake := filepath.Join(dir, "ffmpeg")
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if err := os.WriteFile(fake, []byte("#!/bin/sh\n"), 0o755); err != nil {
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t.Fatalf("write fake: %v", err)
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}
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t.Setenv("FFMPEG_PATH", fake)
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// Hide the real ffmpeg from PATH so the env var is the next branch hit.
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t.Setenv("PATH", "/nonexistent")
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got, err := ResolveFFmpeg("")
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if err != nil {
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t.Fatalf("ResolveFFmpeg(env): %v", err)
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}
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if got != fake {
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t.Fatalf("got %q want %q (env-var branch)", got, fake)
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}
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}
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// TestFFmpegCachePath returns a sibling path to the ffprobe cache,
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// consistent with the install layout the tarball produces.
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func TestFFmpegCachePath(t *testing.T) {
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got, err := FFmpegCachePath()
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if err != nil {
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t.Fatalf("FFmpegCachePath: %v", err)
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}
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want := "ffmpeg"
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if runtime.GOOS == "windows" {
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want = "ffmpeg.exe"
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}
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if filepath.Base(got) != want {
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t.Fatalf("cache path basename = %q want %q", filepath.Base(got), want)
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}
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probeCache, err := FFprobeCachePath()
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if err != nil {
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t.Fatalf("FFprobeCachePath: %v", err)
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}
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if filepath.Dir(got) != filepath.Dir(probeCache) {
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t.Fatalf("ffmpeg cache (%s) and ffprobe cache (%s) should share a directory", got, probeCache)
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}
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}
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