if err != nil {
		t.Fatal(err)
	}
	// Upload a good object
	_, err = obj.DeleteObject(ctx, bucket, object, ObjectOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Create "obj" under "bucket".
	_, err = obj.PutObject(ctx, bucket, object, mustGetPutObjReader(t, bytes.NewReader([]byte("abcd")), int64(len("abcd")), "", ""), opts)

        assertEquals("", StringConversionUtil.fromWindowsMapping(""));
        assertEquals("abc 123", StringConversionUtil.fromWindowsMapping("abc 123"));
        assertEquals("abc\uFF5E\u2225\uFF0D\uFFE0\uFFE1\uFFE2",
                StringConversionUtil.fromWindowsMapping("abc\u301C\u2016\u2212\u00A2\u00A3\u00AC"));
    }

    /**
     * @throws Exception
     */

        FullWidthToHalfWidthAlphabetNormalizer normalizer = new FullWidthToHalfWidthAlphabetNormalizer();

        String result = normalizer.normalize("ａｂｃ あいう 123", "field");

        assertEquals("abc あいう 123", result);
    }

    @Test
    public void test_fullWidthSpacePreserved() throws Exception {

[
	uuid(12345778-1234-abcd-ef00-0123456789ab),
	version(0.0)
]
interface lsarpc
{
	import "../rpc.idl";

	typedef struct {
		uint32_t length;
		uint16_t impersonation_level;
		uint8_t context_mode;
		uint8_t effective_only;
	} LsarQosInfo;

	typedef struct {
		uint32_t length;
		uint8_t *root_directory;
		unicode_string *object_name;
		uint32_t attributes;
		uint32_t security_descriptor;

[
	uuid(12345778-1234-abcd-ef00-0123456789ab),
	version(0.0)
]
interface lsarpc
{
	import "../rpc.idl";

	typedef struct {
		uint32_t length;
		uint16_t impersonation_level;
		uint8_t context_mode;
		uint8_t effective_only;
	} LsarQosInfo;

	typedef struct {
		uint32_t length;
		uint8_t *root_directory;
		unicode_string *object_name;
		uint32_t attributes;
		uint32_t security_descriptor;

        assertEquals("aaa bbb", normalizeText("aaa \u00a0 bbb", 100, -1, -1, false));
        assertEquals("123 abc", normalizeText(" 123 abc ", 100, -1, -1, false));
        assertEquals("１２３ あいう", normalizeText("　１２３　あいう　", 100, -1, -1, false));
        assertEquals("123 abc", normalizeText(" 123\nabc ", 100, -1, -1, false));
        assertEquals("1234567890 1234567890", normalizeText("1234567890 1234567890", 100, -1, -1, false));

# Usage

```go
package main

import (
	"fmt"

	"github.com/smallnest/ringbuffer"
)

func main() {
	rb := ringbuffer.New(1024)

	// write
	rb.Write([]byte("abcd"))
	fmt.Println(rb.Length())
	fmt.Println(rb.Free())

	// read
	buf := make([]byte, 4)
	rb.Read(buf)
	fmt.Println(string(buf))
}
```

    assertEquals(java.util.Optional.of("abc"), Optional.toJavaUtil(Optional.of("abc")));
  }

  public void testToJavaUtil_instance() {
    assertEquals(java.util.Optional.empty(), Optional.absent().toJavaUtil());
    assertEquals(java.util.Optional.of("abc"), Optional.of("abc").toJavaUtil());
  }

  @SuppressWarnings("NullOptional")
  public void testFromJavaUtil() {

        String result = chain.normalize("ａｂｃ", "field");

        assertEquals("abc", result);
    }

    @Test
    public void test_multipleNormalizers() throws Exception {
        NormalizerChain chain = new NormalizerChain();
        chain.add(new FullWidthToHalfWidthAlphabetNormalizer());
        chain.add(new HankakuKanaToZenkakuKana());

        String result = chain.normalize("ａｂｃ ｶﾞ", "field");

			query:  map[string]string{"key-id": "abc-test-key"},
			asRoot: true,

			wantStatusCode: http.StatusOK,
		},
		{
			name:   "key status as root want success",
			method: http.MethodGet,
			path:   kmsKeyStatusPath,
			query:  map[string]string{"key-id": "abc-test-key"},
			asRoot: true,

			wantStatusCode: http.StatusOK,
			wantResp:       []string{"abc-test-key"},
		},
		{