/*
* Copyright 2013 serso aka se.solovyev
*
* 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.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* Contact details
*
* Email: se.solovyev@gmail.com
* Site: http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import android.graphics.Color;
import android.os.Build;
import jscl.MathEngine;
import jscl.NumeralBase;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricGradleTestRunner;
import org.robolectric.annotation.Config;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.view.TextHighlighter;
import java.util.Date;
import java.util.Random;
import static org.junit.Assert.*;
@Config(constants = BuildConfig.class, sdk = Build.VERSION_CODES.LOLLIPOP)
@RunWith(value = RobolectricGradleTestRunner.class)
public class TextHighlighterTest {
private Engine engine;
@Before
public void setUp() throws Exception {
engine = Tests.makeEngine();
}
@Test
public void testProcess() throws Exception {
TextProcessor<?, String> textHighlighter = new TextHighlighter(Color.TRANSPARENT, false, engine);
final Random random = new Random(new Date().getTime());
for (int i = 0; i < 1000; i++) {
final StringBuilder sb = new StringBuilder();
for (int j = 0; j < 1000; j++) {
sb.append(random.nextBoolean() ? "(" : ")");
}
try {
textHighlighter.process(sb.toString());
} catch (Exception e) {
System.out.println(sb.toString());
throw e;
}
}
assertEquals("<font color=\"#000000\"></font>)(((())())", textHighlighter.process(")(((())())").toString());
assertEquals(")", textHighlighter.process(")").toString());
assertEquals(")()(", textHighlighter.process(")()(").toString());
textHighlighter = new TextHighlighter(0, true, engine);
assertEquals("1 000 000", textHighlighter.process("1000000").toString());
assertEquals("1 000 000", textHighlighter.process("1000000").toString());
assertEquals("0.1E3", textHighlighter.process("0.1E3").toString());
assertEquals("1E3", textHighlighter.process("1E3").toString());
assertEquals("2<b>0x:</b>", textHighlighter.process("20x:").toString());
assertEquals("20g", textHighlighter.process("20g").toString());
assertEquals("22g", textHighlighter.process("22g").toString());
assertEquals("20ю", textHighlighter.process("20ю").toString());
assertEquals("20ъ", textHighlighter.process("20ъ").toString());
assertEquals("3!!", textHighlighter.process("3!!").toString());
assertEquals("2", textHighlighter.process("2").toString());
assertEquals("21", textHighlighter.process("21").toString());
assertEquals("214", textHighlighter.process("214").toString());
assertEquals("2 145", textHighlighter.process("2 145").toString());
assertEquals("1 000 000E3", textHighlighter.process("1000000E3").toString());
assertEquals("-1 000 000E3", textHighlighter.process("-1000000E3").toString());
assertEquals("-1 000 000E-3", textHighlighter.process("-1000000E-3").toString());
assertEquals("-1 000 000E-30000", textHighlighter.process("-1000000E-30000").toString());
textHighlighter = new TextHighlighter(0, false, engine);
textHighlighter.process("cannot calculate 3^10^10 !!!\n" +
" unable to enter 0. FIXED\n" +
" empty display in Xperia Rayo\n" +
" check привиденная FIXED\n" +
" set display result only if text in editor was not changed FIXED\n" +
" shift M text to the left\n" +
" do not show SYNTAX ERROR always (may be show send clock?q) FIXED\n" +
" ln(8)*log(8) => ln(8)*og(8) FIXED\n" +
" copy/paste ln(8)*log(8)\n" +
" 6!^2 ERROR");
assertEquals("<font color=\"#000000\"><i>sin</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("sin(2)").toString());
assertEquals("<font color=\"#000000\"><i>atanh</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("atanh(2)").toString());
assertEquals("<b>0x:</b>E", textHighlighter.process("0x:E").toString());
assertEquals("<b>0x:</b>6F", textHighlighter.process("0x:6F").toString());
assertEquals("<b>0x:</b>6F.", textHighlighter.process("0x:6F.").toString());
assertEquals("<b>0x:</b>6F.2", textHighlighter.process("0x:6F.2").toString());
assertEquals("<b>0x:</b>6F.B", textHighlighter.process("0x:6F.B").toString());
assertEquals("<b>0x:</b>006F.B", textHighlighter.process("0x:006F.B").toString());
assertEquals("<b>0x:</b>0", textHighlighter.process("0x:0").toString());
assertEquals("<b>0x:</b>FF33233FFE", textHighlighter.process("0x:FF33233FFE").toString());
assertEquals("<b>0x:</b>FF33 233 FFE", textHighlighter.process("0x:FF33 233 FFE").toString());
final MathEngine me = engine.getMathEngine();
try {
me.setNumeralBase(NumeralBase.hex);
assertEquals("E", textHighlighter.process("E").toString());
assertEquals(".E", textHighlighter.process(".E").toString());
assertEquals("E+", textHighlighter.process("E+").toString());
assertEquals("E.", textHighlighter.process("E.").toString());
assertEquals(".E.", textHighlighter.process(".E.").toString());
assertEquals("6F", textHighlighter.process("6F").toString());
assertEquals("6F", textHighlighter.process("6F").toString());
assertEquals("6F.", textHighlighter.process("6F.").toString());
assertEquals("6F.2", textHighlighter.process("6F.2").toString());
assertEquals("6F.B", textHighlighter.process("6F.B").toString());
assertEquals("006F.B", textHighlighter.process("006F.B").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
assertEquals("<b>0b:</b>110101", textHighlighter.process("0b:110101").toString());
assertEquals("<b>0b:</b>110101.", textHighlighter.process("0b:110101.").toString());
assertEquals("<b>0b:</b>110101.101", textHighlighter.process("0b:110101.101").toString());
assertEquals("<b>0b:</b>11010100.1", textHighlighter.process("0b:11010100.1").toString());
assertEquals("<b>0b:</b>110101.0", textHighlighter.process("0b:110101.0").toString());
assertEquals("<b>0b:</b>0", textHighlighter.process("0b:0").toString());
assertEquals("<b>0b:</b>1010100101111010101001", textHighlighter.process("0b:1010100101111010101001").toString());
assertEquals("<b>0b:</b>101 010 01 0 111 1 0 10101001", textHighlighter.process("0b:101 010 01 0 111 1 0 10101001").toString());
try {
me.setNumeralBase(NumeralBase.bin);
assertEquals("110101", textHighlighter.process("110101").toString());
assertEquals("110101.", textHighlighter.process("110101.").toString());
assertEquals("110101.101", textHighlighter.process("110101.101").toString());
assertEquals("11010100.1", textHighlighter.process("11010100.1").toString());
assertEquals("110101.0", textHighlighter.process("110101.0").toString());
assertEquals("0", textHighlighter.process("0").toString());
assertEquals("1010100101111010101001", textHighlighter.process("1010100101111010101001").toString());
assertEquals("101 010 01 0 111 1 0 10101001", textHighlighter.process("101 010 01 0 111 1 0 10101001").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
}
@Test
public void testTime() throws Exception {
final TextProcessor<?, String> textHighlighter = new TextHighlighter(Color.WHITE, false, engine);
final int count = 1000;
final String subExpression = "cos(acos(t8ln(t5t85tln(8ln(5t55tln(5))))))+tln(88cos(tln(t)))+t√(ln(t))";
final StringBuilder expression = new StringBuilder(subExpression.length() * count);
for (int i = 0; i < count; i++) {
expression.append(subExpression);
expression.append("+");
}
expression.append(subExpression);
long startTime = System.currentTimeMillis();
textHighlighter.process(expression.toString());
long endTime = System.currentTimeMillis();
System.out.println("Total time, ms: " + (endTime - startTime));
}
@Test
public void testDarkColor() throws Exception {
final TextProcessor<?, String> textHighlighter = new TextHighlighter(Color.BLACK, false, engine);
assertEquals("", textHighlighter.process("sin(2cos(3))"));
}
@Test
public void testIsDark() throws Exception {
assertFalse(TextHighlighter.isDark(Color.WHITE));
assertFalse(TextHighlighter.isDark(Color.LTGRAY));
assertTrue(TextHighlighter.isDark(Color.DKGRAY));
assertTrue(TextHighlighter.isDark(Color.BLACK));
}
}