Files
Ashin Walpola d107534eb2 Keep vanetza-idf in obu-firmware, so a plain clone builds the firmware
obu-firmware builds against the vanetza-idf C-ITS library, which until now
came from the colleague's microbu-esp32c5 tree beside the repository and was
not tracked here, so a clone of this repository could not build the firmware
it ships. The library alone is now part of obu-firmware, as
obu-firmware/external/vanetza-idf: their external/vanetza-idf at commit
cf4b99f, unchanged (9775 files; see its PROVENANCE.md). CMake takes it from
there by default; -DVANETZA_IDF_DIR still points the build elsewhere.

The rest of the colleague's tree (their own VAM firmware, PKI tooling,
station-link Python tools, the V2X2MAP bridge) stays out of this repository
and gitignored; nothing is pushed to their repository. NOTES.md, docs/06,
TODO.md and the pcap verifier's usage line point at the new location.
2026-09-24 10:56:05 +02:00

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C++

#include <gtest/gtest.h>
#include <vanetza/common/bit_number.hpp>
#include <cstdint>
using namespace vanetza;
TEST(BitNumber, ctor) {
BitNumber<uint32_t, 20> a;
EXPECT_EQ(a.raw(), 0);
BitNumber<uint32_t, 20> b(0x0fffff);
EXPECT_EQ(b.raw(), 0x0fffff);
}
TEST(BitNumber, mask) {
BitNumber<uint32_t, 20> a(0xf01234);
EXPECT_EQ(a.raw(), 0x1234);
BitNumber<uint32_t, 1> b(4);
EXPECT_EQ(b.raw(), 0);
b = 1;
EXPECT_EQ(b.raw(), 1);
}
TEST(BitNumber, equality) {
BitNumber<int8_t, 3> a;
BitNumber<int8_t, 3> b(0);
EXPECT_EQ(a, b);
a = 3;
EXPECT_NE(a, b);
}
TEST(BitNumber, less) {
BitNumber<uint16_t, 4> a(3);
BitNumber<uint16_t, 4> b(4);
EXPECT_LT(a, b);
EXPECT_LE(a, b);
EXPECT_GT(b, a);
a = 4;
EXPECT_LE(a, b);
EXPECT_GE(a, b);
b = 17; // 17 is masked to 1
EXPECT_LE(b, a);
}