vendor: github.com/t3rm1n4l for backend/mega

vendor/github.com/t3rm1n4l/go-mega/utils_test.go

@@ -0,0 +1,105 @@
+package mega
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestGetChunkSizes(t *testing.T) {
+	const k = 1024
+	for _, test := range []struct {
+		size int64
+		want []chunkSize
+	}{
+		{
+			size: 0,
+			want: []chunkSize(nil),
+		},
+		{
+			size: 1,
+			want: []chunkSize{
+				{0, 1},
+			},
+		},
+		{
+			size: 128*k - 1,
+			want: []chunkSize{
+				{0, 128*k - 1},
+			},
+		},
+		{
+			size: 128 * k,
+			want: []chunkSize{
+				{0, 128 * k},
+			},
+		},
+		{
+			size: 128*k + 1,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 1},
+			},
+		},
+		{
+			size: 384*k - 1,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 256*k - 1},
+			},
+		},
+		{
+			size: 384 * k,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 256 * k},
+			},
+		},
+		{
+			size: 384*k + 1,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 256 * k},
+				{384 * k, 1},
+			},
+		},
+		{
+			size: 5 * k * k,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 256 * k},
+				{384 * k, 384 * k},
+				{768 * k, 512 * k},
+				{1280 * k, 640 * k},
+				{1920 * k, 768 * k},
+				{2688 * k, 896 * k},
+				{3584 * k, 1024 * k},
+				{4608 * k, 512 * k},
+			},
+		},
+		{
+			size: 10 * k * k,
+			want: []chunkSize{
+				{0, 128 * k},
+				{128 * k, 256 * k},
+				{384 * k, 384 * k},
+				{768 * k, 512 * k},
+				{1280 * k, 640 * k},
+				{1920 * k, 768 * k},
+				{2688 * k, 896 * k},
+				{3584 * k, 1024 * k},
+				{4608 * k, 1024 * k},
+				{5632 * k, 1024 * k},
+				{6656 * k, 1024 * k},
+				{7680 * k, 1024 * k},
+				{8704 * k, 1024 * k},
+				{9728 * k, 512 * k},
+			},
+		},
+	} {
+		got := getChunkSizes(test.size)
+		if !reflect.DeepEqual(test.want, got) {
+			t.Errorf("incorrect chunks for size %d: want %#v, got %#v", test.size, test.want, got)
+
+		}
+	}
+}