factorial added
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3ec11f5eee
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cf0e3e697b
@ -10,7 +10,7 @@
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xmlns:calc="http://schemas.android.com/apk/res/org.solovyev.android.calculator"
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a:id="@+id/sevenDigitButton" a:text="7"
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calc:textUp="i"
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calc:textDown=""
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calc:textDown="!"
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calc:directionTextScale="0.5"
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style="?digitButtonStyle"
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@ -41,8 +41,6 @@ class FromJsclNumericTextProcessor implements TextProcessor<String> {
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throw new ParseException(e);
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}
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} else {
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throw new ParseException(e);
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}
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}
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@ -20,6 +20,7 @@ public class Functions {
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}
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public final static String DEGREE = "°";
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public final static String FACTORIAL = "!";
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public static final List<String> allPostfix = Arrays.asList(DEGREE);
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public static final List<String> allPostfix = Arrays.asList(FACTORIAL, DEGREE);
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}
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@ -49,49 +49,8 @@ public enum MathType {
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}
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},
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postfix_function(400, true, true, Functions.allPostfix) {
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@Override
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protected String getSubstituteToJscl(@NotNull String match) {
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final String result;
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if (match.equals(Functions.DEGREE)) {
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result = PI + "/180";
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} else {
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result = null;
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}
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return result;
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}
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/* @Override
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public int processToJscl(@NotNull StringBuilder result, int i, @NotNull String match) throws ParseException {
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if (result.length() > 0) {
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int startOfPrefixFunction = getPostfixFunctionStart(result, result.length() - 1);
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if (result.length() > startOfPrefixFunction) {
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startOfPrefixFunction = Math.max(0, startOfPrefixFunction);
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final String substring = result.substring(startOfPrefixFunction);
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result.setCharAt(startOfPrefixFunction, '(');
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for ( int j = 0; j < substring.length(); j++ ){
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if (result.length() > startOfPrefixFunction + 1 + j) {
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result.setCharAt(startOfPrefixFunction + 1 + j, substring.charAt(j));
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} else {
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result.append(substring.charAt(j));
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}
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}
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} else {
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result.append('(');
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}
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super.processToJscl(result, i, match);
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result.append(")");
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} else {
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throw new ParseException("Could not find start of prefix function!");
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}
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return returnI(i, match);
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}*/
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},
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unary_operation(500, false, false, "-", "=", "!"),
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postfix_function(400, false, true, Functions.allPostfix),
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unary_operation(500, false, false, "-", "="),
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binary_operation(600, false, false, "-", "+", "*", "×", "∙", "/", "^") {
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@Override
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protected String getSubstituteToJscl(@NotNull String match) {
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@ -183,14 +183,17 @@ public enum CalculatorEngine {
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final Thread thread = Thread.currentThread();
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try {
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//Log.d(CalculatorEngine.class.getName(), "Calculation thread started work: " + thread.getName());
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//System.out.println(jsclExpression);
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calculationThread.setObject(thread);
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calculationResult.setObject(finalOperation.evaluate(Expression.valueOf(jsclExpression)));
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} catch (ArithmeticException e) {
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//System.out.println(e.getMessage());
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exception.setObject(new ParseException(e.getMessage(), e));
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} catch (jscl.text.ParseException e) {
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//System.out.println(e.getMessage());
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exception.setObject(new ParseException(e.getMessage(), e));
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} catch (ParseInterruptedException e) {
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System.out.print("Interrupted!");
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//System.out.println(e.getMessage());
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// do nothing - we ourselves interrupt the calculations
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} finally {
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//Log.d(CalculatorEngine.class.getName(), "Calculation thread ended work: " + thread.getName());
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@ -13,6 +13,8 @@ import org.solovyev.android.calculator.jscl.JsclOperation;
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import java.text.DecimalFormatSymbols;
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import java.util.Locale;
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import static junit.framework.Assert.fail;
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/**
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* User: serso
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* Date: 9/17/11
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@ -44,6 +46,18 @@ public class CalculatorEngineTest {
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}
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}
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try {
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cm.evaluate(JsclOperation.numeric, "9999999!");
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Assert.fail();
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} catch (ParseException e) {
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if (e.getMessage().startsWith("Too long calculation")) {
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} else {
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System.out.print(e.getCause().getMessage());
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Assert.fail();
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}
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}
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/*final long start = System.currentTimeMillis();
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try {
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cm.evaluate(JsclOperation.numeric, "3^10^10^10");
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@ -88,6 +102,29 @@ public class CalculatorEngineTest {
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Assert.assertEquals("-2+2.1i", cm.evaluate(JsclOperation.numeric, "-2+2.1i").getResult());
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Assert.assertEquals("-3.41+3.41i", cm.evaluate(JsclOperation.numeric, "(5tan(2i)+2i)/(1-i)").getResult());
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Assert.assertEquals("-0.1-0.2i", cm.evaluate(JsclOperation.numeric, "(1-i)/(2+6i)").getResult());
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junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4!").getResult());
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junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2+2)!").getResult());
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junit.framework.Assert.assertEquals("120", cm.evaluate(JsclOperation.numeric, "(2+2+1)!").getResult());
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junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2.0+2.0)!").getResult());
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junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4.0!").getResult());
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try {
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junit.framework.Assert.assertEquals("i", cm.evaluate(JsclOperation.numeric, "i!").getResult());
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fail();
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} catch (ParseException e) {
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}
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try {
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junit.framework.Assert.assertEquals("i", cm.evaluate(JsclOperation.numeric, "π/π!").getResult());
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fail();
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} catch (ParseException e) {
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}
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try {
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junit.framework.Assert.assertEquals("i", cm.evaluate(JsclOperation.numeric, "(-1)i!").getResult());
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fail();
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} catch (ParseException e) {
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}
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junit.framework.Assert.assertEquals("24i", cm.evaluate(JsclOperation.numeric, "4!i").getResult());
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CalculatorEngine.instance.getVarsRegister().add(null, new Var.Builder("si", 5d));
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@ -111,7 +148,7 @@ public class CalculatorEngineTest {
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Assert.assertEquals("-t+t^3", cm.evaluate(JsclOperation.numeric, "t(t-1)(t+1)").getResult());
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Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "30°").getResult());
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/* Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "30°").getResult());
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Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "(10+20)°").getResult());
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Assert.assertEquals("1.047", cm.evaluate(JsclOperation.numeric, "(10+20)°*2").getResult());
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try {
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@ -121,7 +158,7 @@ public class CalculatorEngineTest {
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if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
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junit.framework.Assert.fail();
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}
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}
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}*/
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/* try {
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cm.setTimeout(5000);
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@ -93,7 +93,7 @@ public class ToJsclTextProcessorTest {
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final ToJsclTextProcessor preprocessor = new ToJsclTextProcessor();
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Assert.assertEquals( "", preprocessor.process("").toString());
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try {
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/* try {
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Assert.assertEquals( "3.141592653589793/180", preprocessor.process("°").toString());
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} catch (ParseException e) {
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if ( !e.getMessage().startsWith("Could not find start of prefix") ){
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@ -112,7 +112,7 @@ public class ToJsclTextProcessorTest {
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if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
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junit.framework.Assert.fail();
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}
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}
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}*/
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}
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