{bucketNames[1], objectNames[0], uploadIDs[3], 1, "abcd", "e2fc714c4727ee9395f324cd2e7f331f", int64(len("abcd")), "e2fc714c4727ee9395f324cd2e7f331f"},
		// Case 8-13.
		// Generating parts for different objects.

		t.Fatalf("expect 4 abcd but got %s. r.w=%d, r.r=%d", rb.Bytes(nil), rb.w, rb.r)
	}

	// check empty or full
	if rb.IsEmpty() {
		t.Fatalf("expect IsEmpty is false but got true")
	}
	if rb.IsFull() {
		t.Fatalf("expect IsFull is false but got true")
	}

	// write 48 bytes, should full
	n, err = rb.Write([]byte(strings.Repeat("abcd", 12)))
	if err != nil {

			canonicalizedETag: "",
		},
		{
			etag:              "\"\"\"abc\"",
			canonicalizedETag: "abc",
		},
		{
			etag:              "abcd",
			canonicalizedETag: "abcd",
		},
		{
			etag:              "abcd\"\"",
			canonicalizedETag: "abcd",
		},
	}
	for _, test := range testCases {
		etag := canonicalizeETag(test.etag)
		if test.canonicalizedETag != etag {

				Message:  "Access Denied.",
			},
			shouldPass: false,
		},
		// GET wrong credentials
		{
			method: http.MethodGet, bucketName: bucketName,
			accessKey:          "abcd",
			secretKey:          "abcd",
			expectedRespStatus: http.StatusForbidden,
			lifecycleResponse:  []byte(""),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,

			errorResponse: APIErrorResponse{},
			shouldPass:    true,
		},
		// Test case - 2.
		// Tests for signature mismatch error.
		{
			bucketName:         bucketName,
			accessKey:          "abcd",
			secretKey:          "abcd",
			expectedRespStatus: http.StatusForbidden,
			locationResponse:   []byte(""),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,

public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    setDefault(BaseEncoding.class, BaseEncoding.base64());
    setDefault(int.class, 32);
    setDefault(String.class, "abcd");
    setDefault(Method.class, AbstractPackageSanityTests.class.getDeclaredMethods()[0]);
    setDefault(MapMode.class, MapMode.READ_ONLY);
    setDefault(CharsetEncoder.class, UTF_8.newEncoder());
  }

    String simple = "abcd";
    Iterable<String> letters = Splitter.fixedLength(1).limit(100).split(simple);
    assertThat(letters).containsExactly("a", "b", "c", "d").inOrder();
  }

  public void testLimitOne() {
    String simple = "abcd";
    Iterable<String> letters = Splitter.fixedLength(1).limit(1).split(simple);
    assertThat(letters).containsExactly("abcd").inOrder();
  }

	s   string
	sep string
	n   int
	a   []string
}

var splittests = []SplitTest{
	{"", "", -1, []string{}},
	{abcd, "a", 0, nil},
	{abcd, "", 2, []string{"a", "bcd"}},
	{abcd, "a", -1, []string{"", "bcd"}},
	{abcd, "z", -1, []string{"abcd"}},
	{abcd, "", -1, []string{"a", "b", "c", "d"}},
	{commas, ",", -1, []string{"1", "2", "3", "4"}},
	{dots, "...", -1, []string{"1", ".2", ".3", ".4"}},

	buf = NewReaderSize(dataAndEOFReader("abcd"), 32)
	if s, err := buf.Peek(2); string(s) != "ab" || err != nil {
		t.Errorf(`Peek(2) on "abcd", EOF = %q, %v; want "ab", nil`, string(s), err)
	}
	if s, err := buf.Peek(4); string(s) != "abcd" || err != nil {
		t.Errorf(`Peek(4) on "abcd", EOF = %q, %v; want "abcd", nil`, string(s), err)
	}
	if n, err := buf.Read(p[0:5]); string(p[0:n]) != "abcd" || err != nil {

# 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))
}
```