blob: 95cefe31420d6af40cc646146696f946f85e5f94 [file] [log] [blame]
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
library protoc.benchmark.has_strings;
import '../benchmark.dart';
import '../generated/benchmark.pb.dart'
show BenchmarkID, Request, Params, Sample;
import '../generated/string_grid.pb.dart' as pb;
/// A benchmark that checks the existence of each item in a grid of strings.
class HasStringsBenchmark extends Benchmark {
static const width = 10;
final int height;
final String fillValue;
pb.Grid10 grid;
HasStringsBenchmark(this.height, this.fillValue) : super($id);
@override
get summary {
var fill = fillValue == null ? "null" : "'$fillValue'";
return "${id.name}($height x $fill)";
}
@override
Params makeParams() {
var p = Params()..messageCount = height;
if (fillValue != null) p.stringValue = fillValue;
return p;
}
@override
void setup() {
grid = _makeGrid(width, height, fillValue);
}
// makes a rectangle where no fields have been set.
static pb.Grid10 _makeGrid(int width, int height, String fillValue) {
var grid = pb.Grid10();
for (int y = 0; y < height; y++) {
var line = pb.Line10();
if (fillValue != null) {
for (int x = 0; x < width; x++) {
int tag = getTagForColumn(line, x);
line.setField(tag, fillValue);
}
}
grid.lines.add(line);
}
return grid;
}
static int getTagForColumn(pb.Line10 line, int x) {
return line.getTagNumber('cell${x + 1}'); // assume x start from 1
}
@override
int exercise() {
const reps = 100;
for (int i = 0; i < reps; i++) {
run();
}
return reps;
}
@override
void run() {
if (fillValue == null) {
runEmpty();
} else {
runFilled();
}
}
void runFilled() {
var allPresent = true;
for (var line in grid.lines) {
allPresent = allPresent && line.hasCell1();
allPresent = allPresent && line.hasCell2();
allPresent = allPresent && line.hasCell3();
allPresent = allPresent && line.hasCell4();
allPresent = allPresent && line.hasCell5();
allPresent = allPresent && line.hasCell6();
allPresent = allPresent && line.hasCell7();
allPresent = allPresent && line.hasCell8();
allPresent = allPresent && line.hasCell9();
allPresent = allPresent && line.hasCell10();
}
if (!allPresent) throw "failed";
}
void runEmpty() {
var allEmpty = true;
for (var line in grid.lines) {
allEmpty = allEmpty && !line.hasCell1();
allEmpty = allEmpty && !line.hasCell2();
allEmpty = allEmpty && !line.hasCell3();
allEmpty = allEmpty && !line.hasCell4();
allEmpty = allEmpty && !line.hasCell5();
allEmpty = allEmpty && !line.hasCell6();
allEmpty = allEmpty && !line.hasCell7();
allEmpty = allEmpty && !line.hasCell8();
allEmpty = allEmpty && !line.hasCell9();
allEmpty = allEmpty && !line.hasCell10();
}
if (!allEmpty) throw "failed";
}
@override
void setCounts(Sample s) {
s.counts.stringReads = width * height * s.loopCount;
}
@override
measureSample(Sample s) => stringReadsPerMillisecond(s);
@override
get measureSampleUnits => "string reads/ms";
static const $id = BenchmarkID.HAS_STRINGS;
static final $type = BenchmarkType($id, $create);
static HasStringsBenchmark $create(Request r) {
assert(r.params.hasMessageCount());
var value = null;
if (r.params.hasStringValue()) value = r.params.stringValue;
return HasStringsBenchmark(r.params.messageCount, value);
}
}