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Added a test for large property payload

This commit is contained in:
Matthias Koefferlein 2026-02-22 18:12:40 +01:00
parent c2803f1459
commit 618d94ab3b
1 changed files with 59 additions and 0 deletions
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59
src/plugins/streamers/gds2/unit_tests/dbGDS2WriterTests.cc
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@ -1989,3 +1989,62 @@ TEST(205_extended_props)
}
}
// Tests the ability to store huge strings, polygons and lists
TEST(206_large_props)
{
TempPropertiesRepository temp_pr;
db::GDS2WriterOptions gds2_opt;
db::SaveLayoutOptions options;
options.set_options (gds2_opt);
tl::Variant large_list = tl::Variant::empty_list ();
std::string large_string;
large_string.reserve (size_t (150000));
for (int i = 0; i < 30000; ++i) {
large_string += tl::to_string (i);
large_list.push (i);
}
int npoints = 10000;
double r = 10000000.0;
std::vector<db::Point> points;
points.reserve (size_t (npoints));
for (int i = 0; i < npoints; ++i) {
double a = M_PI * 2.0 * i / double (npoints);
points.push_back (db::Point (r * sin (a), r * cos (a)));
}
db::SimplePolygon large_polygon;
large_polygon.assign_hull (points.begin (), points.end ());
db::PropertiesSet ps1;
ps1.insert (tl::Variant (1), large_string);
ps1.insert (tl::Variant (2), large_list);
ps1.insert (tl::Variant (3), large_polygon);
auto ps1_id = db::properties_id (ps1);
db::Layout layout_org;
layout_org.prop_id (ps1_id);
std::string tmp_file = tl::TestBase::tmp_file ("tmp_GDS2Writer_206.gds");
{
tl::OutputStream out (tmp_file);
db::Writer writer (options);
writer.write (layout_org, out);
}
layout_org.clear ();
db::Layout layout_read;
{
tl::InputStream in (tmp_file);
db::Reader reader (in);
reader.read (layout_read);
}
EXPECT_EQ (layout_read.prop_id (), ps1_id);
}