Function compare_contents

plugins/nitf/test/NitfWriterTest.cpp:51–114

{

void compare_contents(const std::string& las_file, const std::string& ntf_file)
{
    //
    // read the LAS file
    //
    Option las_opt("filename", las_file);
    Options las_opts;
    las_opts.add(las_opt);

    PointTable lasPoints;

    StageFactory f;

    Stage* las_reader(f.createStage("readers.las"));
    EXPECT_TRUE(las_reader);
    las_reader->setOptions(las_opts);
    las_reader->prepare(lasPoints);
    PointViewSet lasViews = las_reader->execute(lasPoints);
    EXPECT_EQ(lasViews.size(), 1u);
    PointViewPtr lasView = *lasViews.begin();

    //
    // read the NITF file
    //
    Option ntf_opt("filename", ntf_file);
    Options ntf_opts;
    ntf_opts.add(ntf_opt);

    PointTable ntfPoints;
    Stage* ntf_reader(f.createStage("readers.nitf"));
    EXPECT_TRUE(ntf_reader);
    ntf_reader->setOptions(ntf_opts);
    ntf_reader->prepare(ntfPoints);
    PointViewSet ntfViews = ntf_reader->execute(ntfPoints);
    EXPECT_EQ(ntfViews.size(), 1u);
    PointViewPtr ntfView = *ntfViews.begin();

    MetadataNode root = ntf_reader->getMetadata();
    MetadataNode n = root.findChild("FH.FTITLE");
    EXPECT_EQ(n.value(), "LiDAR from somewhere");
    n = root.findChild("FH.ONAME");
    EXPECT_EQ(n.value(), "Howard Butler");
    n = root.findChild("FH.OPHONE");
    EXPECT_EQ(n.value(), "5155554628");
    n = root.findChild([](MetadataNode& m)
        { return m.name() == "IM:0.IDATIM"; }
    );
    EXPECT_EQ(n.value(), "20110516183337");

    //
    // compare the two views
    //
    EXPECT_EQ(ntfView->size(), lasView->size());

    for (PointId i = 0; i < ntfView->size(); ++i)
    {
        EXPECT_DOUBLE_EQ(ntfView->getFieldAs<double>(Dimension::Id::X, i),
            lasView->getFieldAs<double>(Dimension::Id::X, i));