Maksim Totmin
4c34f0bedc
Streams H.264 to the Galahad II LCD via USB (gousb) with: - ffmpeg CLI transcoding (no fragile FFmpeg C-ABI bindings) - pure-Go Annex-B access-unit splitting - framerate pacing with graceful shutdown and USB reconnect - TOML config, cobra CLI, structured slog logging, unit tests
85 lines
2.3 KiB
Go
85 lines
2.3 KiB
Go
package config
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import (
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"path/filepath"
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"testing"
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)
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func TestDefault(t *testing.T) {
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cfg := Default()
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if cfg.Display.Speed != 1.0 {
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t.Errorf("default speed = %v, want 1.0", cfg.Display.Speed)
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}
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if cfg.USB.VendorID != DefaultVendorID || cfg.USB.ProductID != DefaultProductID {
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t.Errorf("default usb ids = %x:%x, want %x:%x",
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cfg.USB.VendorID, cfg.USB.ProductID, DefaultVendorID, DefaultProductID)
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}
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if cfg.Stream.CachePath == "" {
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t.Error("default cache_path must not be empty")
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}
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}
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func TestLoadMissingFileReturnsDefaults(t *testing.T) {
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cfg, err := Load(filepath.Join(t.TempDir(), "nope.toml"))
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if err != nil {
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t.Fatalf("Load(missing) error = %v", err)
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}
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if cfg.Display.Input != "" {
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t.Errorf("input = %q, want empty", cfg.Display.Input)
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}
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}
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func TestSaveAndLoadRoundTrip(t *testing.T) {
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path := filepath.Join(t.TempDir(), "sub", "galahad2lcd.toml")
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orig := Default()
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orig.Display.Input = "/tmp/demo.gif"
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orig.Display.Rotate = 180
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orig.Display.Speed = 1.5
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orig.USB.VendorID = 0x1234
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orig.Stream.FPS = 15
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if err := orig.Save(path); err != nil {
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t.Fatalf("Save error = %v", err)
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}
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got, err := Load(path)
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if err != nil {
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t.Fatalf("Load error = %v", err)
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}
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if got.Display != orig.Display {
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t.Errorf("display = %+v, want %+v", got.Display, orig.Display)
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}
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if got.USB != orig.USB {
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t.Errorf("usb = %+v, want %+v", got.USB, orig.USB)
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}
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if got.Stream != orig.Stream {
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t.Errorf("stream = %+v, want %+v", got.Stream, orig.Stream)
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}
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}
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func TestValidate(t *testing.T) {
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tests := []struct {
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name string
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mutate func(*Config)
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wantErr bool
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}{
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{"valid", func(c *Config) { c.Display.Input = "/tmp/x.gif" }, false},
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{"empty input", func(c *Config) {}, true},
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{"bad rotate", func(c *Config) { c.Display.Input = "/tmp/x.gif"; c.Display.Rotate = 45 }, true},
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{"negative speed", func(c *Config) { c.Display.Input = "/tmp/x.gif"; c.Display.Speed = -1 }, true},
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{"negative fps", func(c *Config) { c.Display.Input = "/tmp/x.gif"; c.Stream.FPS = -2 }, true},
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{"empty cache", func(c *Config) { c.Display.Input = "/tmp/x.gif"; c.Stream.CachePath = "" }, true},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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cfg := Default()
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tt.mutate(&cfg)
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err := cfg.Validate()
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if (err != nil) != tt.wantErr {
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t.Errorf("Validate() error = %v, wantErr = %v", err, tt.wantErr)
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}
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})
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}
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}
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