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AP_Common: templatify bitmask tests 

Enables testing of different widths and edge cases.
This commit is contained in:
Thomas Watson 2024-07-07 14:25:24 -05:00 committed by Andrew Tridgell
parent aff3af67e6
commit 521cf00964
1 changed files with 43 additions and 25 deletions
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68
libraries/AP_Common/tests/test_bitmask.cpp
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@ -5,9 +5,10 @@
const AP_HAL::HAL& hal = AP_HAL::get_HAL();
TEST(Bitmask, Tests)
template<int N>
void bitmask_tests(void)
{
Bitmask<49> x;
Bitmask<N> x;
EXPECT_EQ(0, x.count());
EXPECT_EQ(-1, x.first_set());
x.set(5);
@ -18,16 +19,16 @@ TEST(Bitmask, Tests)
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(-1, x.first_set());
x.set(42);
EXPECT_EQ(42, x.first_set());
x.clear(42);
x.set(N-7);
EXPECT_EQ(N-7, x.first_set());
x.clear(N-7);
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(-1, x.first_set());
x.set(0);
x.set(5);
x.set(6);
x.set(48);
x.set(N-1);
EXPECT_EQ(4, x.count());
EXPECT_EQ(0, x.first_set());
EXPECT_EQ(0, x.first_set());
@ -38,65 +39,82 @@ TEST(Bitmask, Tests)
EXPECT_EQ(6, x.first_set());
EXPECT_EQ(6, x.first_set());
x.clear(6);
EXPECT_EQ(48, x.first_set());
EXPECT_EQ(48, x.first_set());
x.clear(48);
EXPECT_EQ(N-1, x.first_set());
EXPECT_EQ(N-1, x.first_set());
x.clear(N-1);
EXPECT_EQ(-1, x.first_set());
Bitmask<49> x2;
Bitmask<N> x2;
x2 = x;
#if CONFIG_HAL_BOARD == HAL_BOARD_LINUX
x.set(50);
x.set(N+1);
#elif CONFIG_HAL_BOARD == HAL_BOARD_SITL
EXPECT_EXIT(x.set(50), testing::KilledBySignal(SIGABRT), "AP_InternalError::error_t::bitmask_range");
EXPECT_EXIT(x.set(N+1), testing::KilledBySignal(SIGABRT), "AP_InternalError::error_t::bitmask_range");
#endif
for (uint8_t i=0; i<49; i++) {
for (uint8_t i=0; i<N; i++) {
EXPECT_EQ(x2.get(i), x.get(i));
}
#if CONFIG_HAL_BOARD == HAL_BOARD_LINUX
EXPECT_EQ(x2.get(50), x.get(50));
EXPECT_EQ(x2.get(N+1), x.get(N+1));
#elif CONFIG_HAL_BOARD == HAL_BOARD_SITL
EXPECT_EXIT(x2.get(50), testing::KilledBySignal(SIGABRT), "AP_InternalError::error_t::bitmask_range");
EXPECT_EXIT(x2.get(N+1), testing::KilledBySignal(SIGABRT), "AP_InternalError::error_t::bitmask_range");
#endif
}
TEST(Bitmask, SetAll)
TEST(Bitmask, Tests)
{
Bitmask<49> x;
bitmask_tests<49>();
}
template<int N>
void bitmask_setall(void)
{
Bitmask<N> x;
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(false, x.get(45));
EXPECT_EQ(false, x.get(N-4));
x.setall();
EXPECT_EQ(0, x.first_set());
x.clear(0);
EXPECT_EQ(1, x.first_set());
x.clear(1);
EXPECT_EQ(2, x.first_set());
EXPECT_EQ(true, x.get(45));
EXPECT_EQ(true, x.get(N-4));
EXPECT_EQ(false, x.empty());
x.clearall();
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(false, x.get(45));
EXPECT_EQ(false, x.get(N-4));
EXPECT_EQ(true, x.empty());
}
TEST(Bitmask, Assignment)
TEST(Bitmask, SetAll)
{
Bitmask<49> x;
bitmask_setall<49>();
}
template<int N>
void bitmask_assignment(void)
{
Bitmask<N> x;
x.set(0);
x.set(5);
x.set(6);
x.set(48);
x.set(N-1);
Bitmask<49> y;
Bitmask<N> y;
y = x;
x.clear(0);
EXPECT_EQ(true, y.get(0));
EXPECT_EQ(true, y.get(5));
EXPECT_EQ(true, y.get(6));
EXPECT_EQ(true, y.get(48));
EXPECT_EQ(true, y.get(N-1));
}
TEST(Bitmask, Assignment)
{
bitmask_assignment<49>();
}
AP_GTEST_PANIC()