fwt_software/tests/test_scangrid.cpp

83 lines
2.9 KiB
C++

#include <doctest/doctest.h>
#include "fgc/ScanGrid.h"
using namespace fgc;
TEST_CASE("parseScanCsv reads waypoints and skips comments/blanks") {
auto pts = parseScanCsv("# header\n\n-90,10\n0, 20 \n90,30\n");
REQUIRE(pts.size() == 3);
CHECK(pts[0].yaw_deg == doctest::Approx(-90.0));
CHECK(pts[1].pitch_deg == doctest::Approx(20.0));
CHECK(pts[2].yaw_deg == doctest::Approx(90.0));
}
TEST_CASE("parseScanCsv throws on a malformed line") {
CHECK_THROWS(parseScanCsv("0,0\nnonsense\n"));
CHECK_THROWS(parseScanCsv("1,abc\n"));
}
TEST_CASE("generateScanGrid produces yaw_intervals x pitch_levels points") {
ScanConfig c;
c.yaw_intervals = 3;
c.yaw_min_deg = -90;
c.yaw_max_deg = 90;
c.pitch_levels = "10,30";
auto pts = generateScanGrid(c);
REQUIRE(pts.size() == 6);
// pitch-major, yaw inner (min -> max)
CHECK(pts[0].yaw_deg == doctest::Approx(-90.0));
CHECK(pts[0].pitch_deg == doctest::Approx(10.0));
CHECK(pts[1].yaw_deg == doctest::Approx(0.0));
CHECK(pts[2].yaw_deg == doctest::Approx(90.0));
CHECK(pts[3].pitch_deg == doctest::Approx(30.0));
}
TEST_CASE("ScanGrid cursor always runs front to back") {
ScanGrid g({{0, 0}, {1, 0}, {2, 0}});
CHECK(g.current().yaw_deg == doctest::Approx(0.0));
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(1.0));
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(2.0));
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(0.0)); // wrapped, not reversed
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(1.0));
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(2.0));
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(0.0)); // and again
}
TEST_CASE("ScanGrid index wraps in step with the waypoints") {
ScanGrid g({{0, 0}, {1, 0}, {2, 0}, {3, 0}});
for (std::size_t pass = 0; pass < 3; ++pass) {
for (std::size_t i = 0; i < g.size(); ++i) {
CHECK(g.index() == i);
CHECK(g.current().yaw_deg == doctest::Approx(static_cast<double>(i)));
g.advance();
}
}
CHECK(g.index() == 0);
}
TEST_CASE("ScanGrid reset returns to the first waypoint") {
ScanGrid g({{0, 0}, {1, 0}, {2, 0}});
g.advance();
g.advance();
CHECK(g.index() == 2);
g.reset();
CHECK(g.index() == 0);
CHECK(g.current().yaw_deg == doctest::Approx(0.0));
// Still forward after a reset - there is no direction state to get stuck in.
g.advance(); CHECK(g.current().yaw_deg == doctest::Approx(1.0));
}
TEST_CASE("ScanGrid single point and empty are safe") {
ScanGrid one({{5, 5}});
one.advance();
CHECK(one.current().yaw_deg == doctest::Approx(5.0));
one.advance();
CHECK(one.index() == 0);
ScanGrid none;
CHECK(none.empty());
none.advance(); // must not divide by zero or index an empty vector
CHECK(none.empty());
}