add test case for #45

http/parse_test.go

+package http
+
+import (
+	"net/http"
+	"testing"
+
+	cmds "github.com/ipfs/go-ipfs-cmds"
+)
+
+func TestParse(t *testing.T) {
+	root := &cmds.Command{
+		Subcommands: map[string]*cmds.Command{
+			"block": &cmds.Command{
+				Subcommands: map[string]*cmds.Command{
+					"put": &cmds.Command{
+						Run: func(req cmds.Request, resp cmds.ResponseEmitter) {
+							defer resp.Close()
+							resp.Emit("done")
+						},
+					},
+				},
+			},
+		},
+	}
+
+	r, err := http.NewRequest("GET", "/api/v0/block/put", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	req, err := Parse(r, root)
+	if err != nil {
+		t.Fatal(err)
+	}
+	pth := req.Path()
+	if pth[0] != "block" || pth[1] != "put" || len(pth) != 2 {
+		t.Errorf("incorrect path %v, expected %v", pth, []string{"block", "put"})
+	}
+
+	r, err = http.NewRequest("GET", "/api/v0/block/bla", nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+	req, err = Parse(r, root)
+	if err != ErrNotFound {
+		t.Errorf("expected ErrNotFound, got: %v", err)
+	}
+}