Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/golang.org/x/net/http2/databuffer_test.go

@@ -0,0 +1,157 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package http2
+
+import (
+	"bytes"
+	"fmt"
+	"reflect"
+	"testing"
+)
+
+func fmtDataChunk(chunk []byte) string {
+	out := ""
+	var last byte
+	var count int
+	for _, c := range chunk {
+		if c != last {
+			if count > 0 {
+				out += fmt.Sprintf(" x %d ", count)
+				count = 0
+			}
+			out += string([]byte{c})
+			last = c
+		}
+		count++
+	}
+	if count > 0 {
+		out += fmt.Sprintf(" x %d", count)
+	}
+	return out
+}
+
+func fmtDataChunks(chunks [][]byte) string {
+	var out string
+	for _, chunk := range chunks {
+		out += fmt.Sprintf("{%q}", fmtDataChunk(chunk))
+	}
+	return out
+}
+
+func testDataBuffer(t *testing.T, wantBytes []byte, setup func(t *testing.T) *dataBuffer) {
+	// Run setup, then read the remaining bytes from the dataBuffer and check
+	// that they match wantBytes. We use different read sizes to check corner
+	// cases in Read.
+	for _, readSize := range []int{1, 2, 1 * 1024, 32 * 1024} {
+		t.Run(fmt.Sprintf("ReadSize=%d", readSize), func(t *testing.T) {
+			b := setup(t)
+			buf := make([]byte, readSize)
+			var gotRead bytes.Buffer
+			for {
+				n, err := b.Read(buf)
+				gotRead.Write(buf[:n])
+				if err == errReadEmpty {
+					break
+				}
+				if err != nil {
+					t.Fatalf("error after %v bytes: %v", gotRead.Len(), err)
+				}
+			}
+			if got, want := gotRead.Bytes(), wantBytes; !bytes.Equal(got, want) {
+				t.Errorf("FinalRead=%q, want %q", fmtDataChunk(got), fmtDataChunk(want))
+			}
+		})
+	}
+}
+
+func TestDataBufferAllocation(t *testing.T) {
+	writes := [][]byte{
+		bytes.Repeat([]byte("a"), 1*1024-1),
+		[]byte("a"),
+		bytes.Repeat([]byte("b"), 4*1024-1),
+		[]byte("b"),
+		bytes.Repeat([]byte("c"), 8*1024-1),
+		[]byte("c"),
+		bytes.Repeat([]byte("d"), 16*1024-1),
+		[]byte("d"),
+		bytes.Repeat([]byte("e"), 32*1024),
+	}
+	var wantRead bytes.Buffer
+	for _, p := range writes {
+		wantRead.Write(p)
+	}
+
+	testDataBuffer(t, wantRead.Bytes(), func(t *testing.T) *dataBuffer {
+		b := &dataBuffer{}
+		for _, p := range writes {
+			if n, err := b.Write(p); n != len(p) || err != nil {
+				t.Fatalf("Write(%q x %d)=%v,%v want %v,nil", p[:1], len(p), n, err, len(p))
+			}
+		}
+		want := [][]byte{
+			bytes.Repeat([]byte("a"), 1*1024),
+			bytes.Repeat([]byte("b"), 4*1024),
+			bytes.Repeat([]byte("c"), 8*1024),
+			bytes.Repeat([]byte("d"), 16*1024),
+			bytes.Repeat([]byte("e"), 16*1024),
+			bytes.Repeat([]byte("e"), 16*1024),
+		}
+		if !reflect.DeepEqual(b.chunks, want) {
+			t.Errorf("dataBuffer.chunks\ngot:  %s\nwant: %s", fmtDataChunks(b.chunks), fmtDataChunks(want))
+		}
+		return b
+	})
+}
+
+func TestDataBufferAllocationWithExpected(t *testing.T) {
+	writes := [][]byte{
+		bytes.Repeat([]byte("a"), 1*1024), // allocates 16KB
+		bytes.Repeat([]byte("b"), 14*1024),
+		bytes.Repeat([]byte("c"), 15*1024), // allocates 16KB more
+		bytes.Repeat([]byte("d"), 2*1024),
+		bytes.Repeat([]byte("e"), 1*1024), // overflows 32KB expectation, allocates just 1KB
+	}
+	var wantRead bytes.Buffer
+	for _, p := range writes {
+		wantRead.Write(p)
+	}
+
+	testDataBuffer(t, wantRead.Bytes(), func(t *testing.T) *dataBuffer {
+		b := &dataBuffer{expected: 32 * 1024}
+		for _, p := range writes {
+			if n, err := b.Write(p); n != len(p) || err != nil {
+				t.Fatalf("Write(%q x %d)=%v,%v want %v,nil", p[:1], len(p), n, err, len(p))
+			}
+		}
+		want := [][]byte{
+			append(bytes.Repeat([]byte("a"), 1*1024), append(bytes.Repeat([]byte("b"), 14*1024), bytes.Repeat([]byte("c"), 1*1024)...)...),
+			append(bytes.Repeat([]byte("c"), 14*1024), bytes.Repeat([]byte("d"), 2*1024)...),
+			bytes.Repeat([]byte("e"), 1*1024),
+		}
+		if !reflect.DeepEqual(b.chunks, want) {
+			t.Errorf("dataBuffer.chunks\ngot:  %s\nwant: %s", fmtDataChunks(b.chunks), fmtDataChunks(want))
+		}
+		return b
+	})
+}
+
+func TestDataBufferWriteAfterPartialRead(t *testing.T) {
+	testDataBuffer(t, []byte("cdxyz"), func(t *testing.T) *dataBuffer {
+		b := &dataBuffer{}
+		if n, err := b.Write([]byte("abcd")); n != 4 || err != nil {
+			t.Fatalf("Write(\"abcd\")=%v,%v want 4,nil", n, err)
+		}
+		p := make([]byte, 2)
+		if n, err := b.Read(p); n != 2 || err != nil || !bytes.Equal(p, []byte("ab")) {
+			t.Fatalf("Read()=%q,%v,%v want \"ab\",2,nil", p, n, err)
+		}
+		if n, err := b.Write([]byte("xyz")); n != 3 || err != nil {
+			t.Fatalf("Write(\"xyz\")=%v,%v want 3,nil", n, err)
+		}
+		return b
+	})
+}