func TestAddObjectPart(t *testing.T) {
	testCases := []struct {
		partNum       int
		expectedIndex int
	}{
		{1, 0},
		{2, 1},
		{4, 2},
		{5, 3},
		{7, 4},
		// Insert part.
		{3, 2},
		// Replace existing part.
		{4, 3},
		// Missing part.
		{6, -1},
	}

	// Setup.
	fi := newFileInfo("test-object", 8, 8)
	fi.Erasure.Index = 1
	if !fi.IsValid() {
		t.Fatalf("unable to get xl meta")
	}

	F_SUFFIX=$(num_to_alpha "$idx")
	PART_CHKSUM=$(openssl dgst -sha256 -binary <"xa${F_SUFFIX}" | base64)
	UPLOAD_PART_OUT=$(aws s3api --endpoint-url=https://localhost:9001 upload-part --checksum-algorithm SHA256 --checksum-sha256 "${PART_CHKSUM}" --bucket test-bucket --key mpartobj --part-number "${idx}" --body "xa${F_SUFFIX}" --upload-id "${UPLOAD_ID}" --no-verify-ssl --profile enterprise)
	PART_ETAG=$(echo "${UPLOAD_PART_OUT}" | jq '.ETag')

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The zoneinfo.zip archive contains time zone files compiled using
the code and data maintained as part of the IANA Time Zone Database.
The IANA asserts that the database is in the public domain.

For more information, see
https://www.iana.org/time-zones
ftp://ftp.iana.org/tz/code/tz-link.html
https://datatracker.ietf.org/doc/html/rfc6557