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diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/CalculatorTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/CalculatorTest.cpp
deleted file mode 100644
index 09945222d43..00000000000
--- a/Build/source/texk/dvisvgm/dvisvgm-src/tests/CalculatorTest.cpp
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-/*************************************************************************
-** CalculatorTest.cpp **
-** **
-** This file is part of dvisvgm -- a fast DVI to SVG converter **
-** Copyright (C) 2005-2021 Martin Gieseking <martin.gieseking@uos.de> **
-** **
-** This program is free software; you can redistribute it and/or **
-** modify it under the terms of the GNU General Public License as **
-** published by the Free Software Foundation; either version 3 of **
-** the License, or (at your option) any later version. **
-** **
-** This program 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 General Public License for more details. **
-** **
-** You should have received a copy of the GNU General Public License **
-** along with this program; if not, see <http://www.gnu.org/licenses/>. **
-*************************************************************************/
-
-#include <gtest/gtest.h>
-#include "Calculator.hpp"
-#include "Length.hpp"
-
-
-TEST(CalculatorTest, eval) {
- Calculator calc;
- EXPECT_EQ(calc.eval("2"), 2);
- EXPECT_EQ(calc.eval("-2"), -2);
- EXPECT_EQ(calc.eval("2+3+4"), 9);
- EXPECT_EQ(calc.eval(" 2 + 3+ 4 "), 9);
- EXPECT_EQ(calc.eval("2*3+4"), 10);
- EXPECT_EQ(calc.eval("2+3*4"), 14);
- EXPECT_EQ(calc.eval("(2+3)*4"), 20);
- EXPECT_EQ(calc.eval("2*(3+4)"), 14);
- EXPECT_EQ(calc.eval("2(3+4)"), 14);
- EXPECT_EQ(calc.eval("(1+2)(3+4)"), 21);
- EXPECT_EQ(calc.eval("-(1+2)(3+4)"), -21);
- EXPECT_EQ(calc.eval("(1+2)-(3+4)"), -4);
- EXPECT_EQ(calc.eval("-2+3+4"), 5);
- EXPECT_EQ(calc.eval("3/2"), 1.5);
- EXPECT_EQ(calc.eval("1+3/2"), 2.5);
- EXPECT_EQ(calc.eval("3/2+1"), 2.5);
- EXPECT_EQ(calc.eval("3%2"), 1);
- EXPECT_EQ(calc.eval("1+3%2"), 2);
- EXPECT_EQ(calc.eval("3%2+1"), 2);
- EXPECT_EQ(calc.eval("-(4)"), -4);
-}
-
-
-TEST(CalculatorTest, variables) {
- Calculator calc;
- calc.setVariable("a", 1);
- EXPECT_EQ(calc.getVariable("a"), 1);
-
- calc.setVariable("a", 2);
- EXPECT_EQ(calc.getVariable("a"), 2);
-
- calc.setVariable("b", 3);
- EXPECT_EQ(calc.eval("a+b"), 5);
- EXPECT_EQ(calc.eval("a+a*b"), 8);
- EXPECT_EQ(calc.eval("a*a+b"), 7);
- EXPECT_EQ(calc.eval("2a+2b"), 10);
- EXPECT_EQ(calc.eval("2a(1+2b)"), 28);
-}
-
-
-TEST(CalculatorTest, exceptions) {
- Calculator calc;
- ASSERT_THROW(calc.eval("2++3"), CalculatorException);
- ASSERT_THROW(calc.eval("c"), CalculatorException);
- ASSERT_THROW(calc.eval("1/0"), CalculatorException);
- ASSERT_THROW(calc.eval("1%0"), CalculatorException);
- ASSERT_THROW(calc.eval("2*(3+4"), CalculatorException);
- ASSERT_THROW(calc.eval("2*(3+4))"), CalculatorException);
- ASSERT_THROW(calc.eval("2*3+4)"), CalculatorException);
- ASSERT_THROW(calc.eval("2(3+4"), CalculatorException);
-}
-
-
-TEST(CalculatorTest, units) {
- Calculator calc;
- for (auto unit : Length::getUnits())
- calc.setVariable(unit.first, Length(1, unit.second).bp());
- EXPECT_DOUBLE_EQ(calc.eval("1bp+3bp"), 4.0);
- EXPECT_DOUBLE_EQ(calc.eval("1bp+1in"), 73.0);
- EXPECT_DOUBLE_EQ(calc.eval("5cm/1cm"), 5.0);
- EXPECT_DOUBLE_EQ(calc.eval("5cm/1cm"), 5.0);
- EXPECT_DOUBLE_EQ(calc.eval("5cm"), 5/2.54*72);
-}