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/*
File : RangeTest.cpp
Project : LabPlot
Description : Tests for Range
--------------------------------------------------------------------
SPDX-FileCopyrightText: 2021 Stefan Gerlach <stefan.gerlach@uni.kn>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "RangeTest.h"
#include "backend/lib/Range.h"
//**********************************************************
//****************** Function tests ************************
//**********************************************************
void RangeTest::testNiceExtend() {
QVector< QPair<Range<double>, Range<double>> > tests{
{{0.,.95},{0.,1.}}, {{0,.91},{0.,1.}}, {{0,.9},{0.,.9}},
{{0.,.85},{0.,.9}}, {{0,.81},{0.,.9}}, {{0,.71},{0.,.8}},
{{0,.46},{0.,.5}}, {{0.,.41},{0.,.45}}, {{0,.36},{0.,.4}},
{{0,.19},{0.,.2}}, {{0.,.17},{0.,.2}}, {{0,995.},{0, 1000.}},
{{0.75, 2.25},{0.5, 2.5}}, {{0,.21},{0.,.25}}
};
QVector< QPair<Range<double>, Range<double>> > tests2{ // QCOMPARE is too strict
{{0.,.13},{0.,.15}}, {{0,.15},{0.,.15}},
{{0.,.61},{0.,.7}}, {{0,.51},{0.,.6}}, {{0,.31},{0.,.35}},
{{0.,.26},{0.,.3}}
};
for (auto& test : tests) {
DEBUG(Q_FUNC_INFO << ", " << test.first.toStdString())
test.first.niceExtend();
//WARN(std::setprecision(19) << test.first.start() << " == " << test.second.start())
//WARN(std::setprecision(19) << test.first.end() << " == " << test.second.end())
QCOMPARE(test.first, test.second);
}
for (auto& test : tests2) {
DEBUG(Q_FUNC_INFO << ", " << test.first.toStdString())
test.first.niceExtend();
//WARN(std::setprecision(19) << test.first.start() << " == " << test.second.start())
//WARN(std::setprecision(19) << test.first.end() << " == " << test.second.end())
FuzzyCompare(test.first.start(), test.second.start(), DBL_EPSILON);
FuzzyCompare(test.first.end(), test.second.end(), 1.e-15);
}
}
void RangeTest::testTickCount() {
const QVector<QPair<Range<double>, int>> tests{
{{0., 1.}, 6}, {{0., 0.01}, 6}, {{0., 100.}, 6},
{{0., 2.}, 5}, {{0., 3.}, 4}, {{0., 4.}, 5}, {{0., 5.}, 6},
{{0., 6.}, 4}, {{0., 7.}, 8}, {{0., 8.}, 5}, {{0., 9.}, 4},
{{1.6, 2.2}, 4}, {{1.3, 2.7}, 8}, {{0., 3.2}, 5}, {{0.4, 2.}, 5},
{{0.5, 2.5}, 5}
// size=29,41 should not happen when nice extended
};
for (auto& test : tests) {
DEBUG(test.second);
QCOMPARE(test.first.autoTickCount(), test.second);
}
}
///////////// Performance ////////////////////////////////
/*
void ParserTest::testPerformance1() {
const int N = 1e5;
QBENCHMARK {
for (int i = 0; i < N; i++) {
const double x = i/100.;
assign_symbol("x", i/100.);
QCOMPARE(parse("x+1.", "C"), x+1.);
}
}
}
void ParserTest::testPerformance2() {
const int N = 1e5;
QBENCHMARK {
for (int i = 0; i < N; i++) {
assign_symbol("alpha", i/100.);
QCOMPARE(parse("sin(alpha)^2 + cos(alpha)^2", "C"), 1.);
}
}
}*/
QTEST_MAIN(RangeTest)
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