feat: initial goget release — modern IPv6-first download utility

internal/protocol/dataurl/dataurl_test.go

@@ -0,0 +1,93 @@
+//go:build linux || freebsd
+// +build linux freebsd
+
+package dataurl
+
+import (
+	"bytes"
+	"context"
+	"net/url"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"codeberg.org/petrbalvin/goget/internal/core"
+)
+
+func TestDecodePlainText(t *testing.T) {
+	data, err := Decode("data:text/plain,hello%20world")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if string(data) != "hello world" {
+		t.Errorf("got %q, want %q", data, "hello world")
+	}
+}
+
+func TestDecodeBase64(t *testing.T) {
+	data, err := Decode("data:text/plain;base64,SGVsbG8=")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if string(data) != "Hello" {
+		t.Errorf("got %q, want %q", data, "Hello")
+	}
+}
+
+func TestDecodeEmpty(t *testing.T) {
+	data, err := Decode("data:,")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(data) != 0 {
+		t.Errorf("expected empty, got %d bytes", len(data))
+	}
+}
+
+func TestDecodeNotDataURL(t *testing.T) {
+	data, err := Decode("https://example.com")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if data != nil {
+		t.Error("expected nil for non-data URL")
+	}
+}
+
+func TestDownloadPlainText(t *testing.T) {
+	var buf bytes.Buffer
+	proto := NewProtocol()
+	u, _ := url.Parse("data:text/plain,test123")
+	result, err := proto.Download(context.Background(), &core.DownloadRequest{
+		URL:    u,
+		Writer: &buf,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if result.BytesDownloaded != 7 {
+		t.Errorf("bytes = %d, want 7", result.BytesDownloaded)
+	}
+	if buf.String() != "test123" {
+		t.Errorf("got %q, want %q", buf.String(), "test123")
+	}
+}
+
+func TestDownloadToFile(t *testing.T) {
+	tmp := t.TempDir()
+	dst := filepath.Join(tmp, "out.txt")
+
+	proto := NewProtocol()
+	u, _ := url.Parse("data:text/plain,hello")
+	_, err := proto.Download(context.Background(), &core.DownloadRequest{
+		URL:    u,
+		Output: dst,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	data, _ := os.ReadFile(dst)
+	if string(data) != "hello" {
+		t.Errorf("got %q, want %q", data, "hello")
+	}
+}