axisitems.test.cpp

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//  ************************************************************************************************
//
//  qt-mvvm: Model-view-view-model framework for large GUI applications
//
//! @file      mvvm/tests/testmodel/axisitems.test.cpp
//! @brief     Implements class CLASS?
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2020
//! @authors   Gennady Pospelov et al, Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#include "google_test.h"
#include "mvvm/standarditems/axisitems.h"
 
using namespace ModelView;
 
//! Testing AxisItems.
 
class AxisItemsTest : public ::testing::Test {
public:
    ~AxisItemsTest();
};
 
AxisItemsTest::~AxisItemsTest() = default;
 
//! Initial state
 
TEST_F(AxisItemsTest, viewportAxisInitialState)
{
    ViewportAxisItem axis;
    EXPECT_EQ(axis.property<double>(ViewportAxisItem::P_MIN), 0.0);
    EXPECT_EQ(axis.property<double>(ViewportAxisItem::P_MAX), 1.0);
    EXPECT_FALSE(axis.property<bool>(ViewportAxisItem::P_IS_LOG));
}
 
//! ViewportAxisItem::setRange
 
TEST_F(AxisItemsTest, viewportAxisSetRange)
{
    ViewportAxisItem axis;
 
    // default range
    auto [lower, upper] = axis.range();
    EXPECT_EQ(lower, 0.0);
    EXPECT_EQ(upper, 1.0);
 
    axis.set_range(1.0, 2.0);
    EXPECT_EQ(axis.property<double>(ViewportAxisItem::P_MIN), 1.0);
    EXPECT_EQ(axis.property<double>(ViewportAxisItem::P_MAX), 2.0);
}
 
//! Factory method for FixedBinAxisItem.
 
TEST_F(AxisItemsTest, fixedBinAxisInitialState)
{
    FixedBinAxisItem axis;
    EXPECT_EQ(axis.property<double>(FixedBinAxisItem::P_MIN), 0.0);
    EXPECT_EQ(axis.property<double>(FixedBinAxisItem::P_MAX), 1.0);
    EXPECT_EQ(axis.property<int>(FixedBinAxisItem::P_NBINS), 1);
    EXPECT_EQ(axis.binCenters(), std::vector<double>{0.5});
    EXPECT_EQ(axis.size(), 1);
    auto [lower, upper] = axis.range();
    EXPECT_EQ(lower, 0.0);
    EXPECT_EQ(upper, 1.0);
}
 
//! Factory method for FixedBinAxisItem.
 
TEST_F(AxisItemsTest, fixedBinAxisSetParameters)
{
    FixedBinAxisItem axis;
    axis.setParameters(3, 1.0, 4.0);
 
    EXPECT_EQ(axis.property<int>(FixedBinAxisItem::P_NBINS), 3);
    EXPECT_EQ(axis.property<double>(FixedBinAxisItem::P_MIN), 1.0);
    EXPECT_EQ(axis.property<double>(FixedBinAxisItem::P_MAX), 4.0);
 
    std::vector<double> expected{1.5, 2.5, 3.5};
    EXPECT_EQ(axis.binCenters(), expected);
    EXPECT_EQ(axis.size(), 3);
}
 
//! Factory method for FixedBinAxisItem.
 
TEST_F(AxisItemsTest, fixedBinAxisFactory)
{
    auto axis = FixedBinAxisItem::create(3, 1.0, 4.0);
 
    EXPECT_EQ(axis->property<int>(FixedBinAxisItem::P_NBINS), 3);
    EXPECT_EQ(axis->property<double>(FixedBinAxisItem::P_MIN), 1.0);
    EXPECT_EQ(axis->property<double>(FixedBinAxisItem::P_MAX), 4.0);
 
    std::vector<double> expected{1.5, 2.5, 3.5};
    EXPECT_EQ(axis->binCenters(), expected);
    EXPECT_EQ(axis->size(), 3);
}
 
//! Range method.
 
TEST_F(AxisItemsTest, fixedBinAxisRange)
{
    auto axis = FixedBinAxisItem::create(3, 1.0, 4.0);
 
    auto [lower, upper] = axis->range();
    EXPECT_EQ(lower, 1.0);
    EXPECT_EQ(upper, 4.0);
}
 
TEST_F(AxisItemsTest, PointwiseAxisInitialState)
{
    PointwiseAxisItem axis;
    std::vector<double> expected_centers = {0.0, 1.0};
    EXPECT_EQ(axis.binCenters(), expected_centers);
    EXPECT_EQ(axis.size(), 2);
}
 
TEST_F(AxisItemsTest, PointwiseAxisSetParameters)
{
    std::vector<double> expected_centers{1.0, 2.0, 3.0};
    PointwiseAxisItem axis;
    axis.setParameters(expected_centers);
    EXPECT_EQ(axis.binCenters(), expected_centers);
    EXPECT_EQ(axis.size(), 3);
}
 
TEST_F(AxisItemsTest, PointwiseAxisCreate)
{
    std::vector<double> expected_centers{1.0, 2.0, 3.0};
    auto axis = PointwiseAxisItem::create(expected_centers);
    EXPECT_EQ(axis->binCenters(), expected_centers);
    EXPECT_EQ(axis->size(), 3);
}