First cut

usbid/parse_test.go

@@ -0,0 +1,88 @@
+package usbid
+
+import (
+	"reflect"
+	"strings"
+	"testing"
+
+	"github.com/kylelemons/gousb/usb"
+)
+
+func TestParse(t *testing.T) {
+	tests := []struct {
+		Input  string
+		Output map[usb.ID]*Vendor
+	}{{
+		Input: `
+# Skip comment
+abcd  Vendor One
+	0123  Product One
+	0124  Product Two
+efef  Vendor Two
+	0aba  Product
+		12  Interface One
+		24  Interface Two
+	0abb  Product
+		12  Interface
+
+C 00  (Defined at Interface level)
+C 01  Audio
+	01  Control Device
+	02  Streaming
+	03  MIDI Streaming
+C 02  Communications
+	01  Direct Line
+	02  Abstract (modem)
+		00  None
+		01  AT-commands (v.25ter)
+		02  AT-commands (PCCA101)
+		03  AT-commands (PCCA101 + wakeup)
+		04  AT-commands (GSM)
+		05  AT-commands (3G)
+		06  AT-commands (CDMA)
+		fe  Defined by command set descriptor
+		ff  Vendor Specific (MSFT RNDIS?)
+`,
+		Output: map[usb.ID]*Vendor{
+			0xabcd: {
+				Name: "Vendor One",
+				Devices: map[usb.ID]*Device{
+					0x0123: {Name: "Product One"},
+					0x0124: {Name: "Product Two"},
+				},
+			},
+			0xefef: {
+				Name: "Vendor Two",
+				Devices: map[usb.ID]*Device{
+					0x0aba: {
+						Name: "Product",
+						Interfaces: map[usb.ID]string{
+							0x12: "Interface One",
+							0x24: "Interface Two",
+						},
+					},
+					0x0abb: {
+						Name: "Product",
+						Interfaces: map[usb.ID]string{
+							0x12: "Interface",
+						},
+					},
+				},
+			},
+		},
+	}}
+
+	for idx, test := range tests {
+		vendors, err := ParseIDs(strings.NewReader(test.Input))
+		if err != nil {
+			t.Errorf("%d. ParseIDs: %s", idx, err)
+			continue
+		}
+		if got, want := vendors, test.Output; !reflect.DeepEqual(got, want) {
+			t.Errorf("%d. Parse mismatch", idx)
+			t.Errorf(" - got:  %v", idx, got)
+			t.Errorf(" - want: %v", idx, want)
+			continue
+		}
+	}
+}