diff options
Diffstat (limited to 'src/test/java')
| -rw-r--r-- | src/test/java/io/github/moulberry/notenoughupdates/util/CalculatorTest.java | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/test/java/io/github/moulberry/notenoughupdates/util/CalculatorTest.java b/src/test/java/io/github/moulberry/notenoughupdates/util/CalculatorTest.java new file mode 100644 index 00000000..66ba5442 --- /dev/null +++ b/src/test/java/io/github/moulberry/notenoughupdates/util/CalculatorTest.java @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2022 NotEnoughUpdates contributors + * + * This file is part of NotEnoughUpdates. + * + * NotEnoughUpdates is free software: you can redistribute it + * and/or modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation, either + * version 3 of the License, or (at your option) any later version. + * + * NotEnoughUpdates is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>. + */ + +package io.github.moulberry.notenoughupdates.util; + +import java.math.BigDecimal; +import java.util.List; + +public class CalculatorTest { + public static void main(String[] args) throws Calculator.CalculatorException { + List<Calculator.Token> lex = Calculator.lex("10k + 3 * 4m"); + List<Calculator.Token> shunted = Calculator.shuntingYard(lex); + for (Calculator.Token rawToken : shunted) { + System.out.printf( + "%s(%s)", + rawToken.type, + rawToken.operatorValue == null ? rawToken.numericValue + " * 10 ^ " + rawToken.exponent : rawToken.operatorValue + ); + } + System.out.println(); + BigDecimal evaluate = Calculator.evaluate(shunted); + System.out.println("Eval: " + evaluate); + } + +} |