Make ffmpeg path configurable, also finds it automatically in current folder. Fixes #1932

core/ffmpeg/ffmpeg_test.go

@@ -16,9 +16,23 @@ func TestFFmpeg(t *testing.T) {
 	RunSpecs(t, "FFmpeg Suite")
 }
 
-var _ = Describe("createFFmpegCommand", func() {
-	It("creates a valid command line", func() {
-		args := createFFmpegCommand("ffmpeg -i %s -b:a %bk mp3 -", "/music library/file.mp3", 123)
-		Expect(args).To(Equal([]string{"ffmpeg", "-i", "/music library/file.mp3", "-b:a", "123k", "mp3", "-"}))
+var _ = Describe("ffmpeg", func() {
+	BeforeEach(func() {
+		_, _ = ffmpegCmd()
+		ffmpegPath = "ffmpeg"
+		ffmpegErr = nil
+	})
+	Describe("createFFmpegCommand", func() {
+		It("creates a valid command line", func() {
+			args := createFFmpegCommand("ffmpeg -i %s -b:a %bk mp3 -", "/music library/file.mp3", 123)
+			Expect(args).To(Equal([]string{"ffmpeg", "-i", "/music library/file.mp3", "-b:a", "123k", "mp3", "-"}))
+		})
+	})
+
+	Describe("createProbeCommand", func() {
+		It("creates a valid command line", func() {
+			args := createProbeCommand(probeCmd, []string{"/music library/one.mp3", "/music library/two.mp3"})
+			Expect(args).To(Equal([]string{"ffmpeg", "-i", "/music library/one.mp3", "-i", "/music library/two.mp3", "-f", "ffmetadata"}))
+		})
 	})
 })