/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.text;
import com.google.caliper.AfterExperiment;
import com.google.caliper.BeforeExperiment;
import com.google.caliper.Benchmark;
import com.google.caliper.Param;
public class SpannableStringBuilderBenchmark {
@Param({"android.text.style.ImageSpan",
"android.text.style.ParagraphStyle",
"android.text.style.CharacterStyle",
"java.lang.Object"})
private String paramType;
@Param({"1", "4", "16"})
private String paramStringMult;
private Class clazz;
private SpannableStringBuilder builder;
@BeforeExperiment
protected void setUp() throws Exception {
clazz = Class.forName(paramType);
int strSize = Integer.parseInt(paramStringMult);
StringBuilder strBuilder = new StringBuilder();
for (int i = 0; i < strSize; i++) {
strBuilder.append(TEST_STRING);
}
builder = new SpannableStringBuilder(Html.fromHtml(strBuilder.toString()));
}
@AfterExperiment
protected void tearDown() {
builder.clear();
builder = null;
}
@Benchmark
public void timeGetSpans(int reps) throws Exception {
for (int i = 0; i < reps; i++) {
builder.getSpans(0, builder.length(), clazz);
}
}
//contains 0 ImageSpans, 2 ParagraphSpans, 53 CharacterStyleSpans
public static String TEST_STRING =
"some link
\n" +
"some title
\n" +
"by some name\n" +
" some text
\n" +
"some date
\n" +
"\n" +
" | \n" +
" a paragraph
\n" +
" |
\n" +
"
\n" +
"" +
"some header two
\n" +
"Lorem ipsum dolor concludaturque.
\n" +
"
\n" +
"Vix te doctus
\n" +
"Error mel, est ei. " +
"asda ullamcorper eam.
\n" +
"adversarium efficiantur, " +
"mea te.
\n" +
"
\n" +
"Testing display of HTML elements
\n" +
"2nd level heading
\n" +
"test paragraph.
\n" +
"3rd level heading
\n" +
"test paragraph.
\n" +
"4th level heading
\n" +
"test paragraph.
\n" +
"5th level heading
\n" +
"test paragraph.
\n" +
"6th level heading
\n" +
"test paragraph.
\n" +
"level elements
\n" +
"a normap paragraph(p element).\n" +
" with some strong.
\n" +
"This is a div element.
\n" +
"This is a block quotation with some style
\n" +
"an address element\n" +
"Text-level markup
\n" +
"\n" +
" - CSS (an abbreviation;\n" +
"
abbr markup used)\n" +
" - radar\n" +
"
- bolded\n" +
"
- big thing\n" +
"
- large size\n" +
"
- Courier font\n" +
"
- red text\n" +
"
- Origin of Species\n" +
"
-
a[i] = b[i] + c[i);\n" +
" - some
deleted text\n" +
" - an octet is an\n" +
"
- this is very simple\n" +
"
- Homo sapiens\n" +
"
- some inserted text\n" +
"
- type yes when\n" +
"
-
Hello!
\n" +
" -
She said Hello!
\n" +
" - ccc\n" +
"
- important\n" +
"
-
overstruck\n" +
" - this is highlighted text\n" +
"
-
sub and\n" +
" sup x1 and H2O\n" +
" Mlle, 1st, ex, sin2 x,\n" +
" ex2 and f(x)g(x)a+b+c\n" +
" (where 2 and a+b+c should appear as exponents of exponents).\n" +
" - text in monospace font\n" +
"
- underlined text\n" +
"
-
cat filename displays the\n" +
" the filename.\n" +
"
\n";
}