// license that can be found in the LICENSE file.

package pprof

import (
	"internal/profilerecord"
	"io"
	"math"
	"runtime"
	"strings"
)

// writeHeapProto writes the current heap profile in protobuf format to w.
func writeHeapProto(w io.Writer, p []profilerecord.MemProfileRecord, rate int64, defaultSampleType string) error {
	b := newProfileBuilder(w)
	b.pbValueType(tagProfile_PeriodType, "space", "bytes")

		name              string
		defaultSampleType string
	}{
		{"heap", ""},
		{"allocs", "alloc_space"},
	} {
		t.Run(tc.name, func(t *testing.T) {
			var buf bytes.Buffer
			if err := writeHeapProto(&buf, rec, rate, tc.defaultSampleType); err != nil {
				t.Fatalf("writing profile: %v", err)
			}

			p, err := profile.Parse(&buf)
			if err != nil {
				t.Fatalf("profile.Parse: %v", err)
			}