ardupilot/libraries/AP_Common/tests/test_bitmask.cpp

78 lines
1.5 KiB
C++

#include <AP_gtest.h>
#include <AP_Common/Bitmask.h>
TEST(Bitmask, Tests)
{
Bitmask<49> x;
EXPECT_EQ(-1, x.first_set());
x.set(5);
EXPECT_EQ(5, x.first_set());
x.clear(5);
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(-1, x.first_set());
x.set(42);
EXPECT_EQ(42, x.first_set());
x.clear(42);
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(-1, x.first_set());
x.set(0);
x.set(5);
x.set(6);
x.set(48);
EXPECT_EQ(0, x.first_set());
EXPECT_EQ(0, x.first_set());
x.clear(0);
EXPECT_EQ(5, x.first_set());
EXPECT_EQ(5, x.first_set());
x.clear(5);
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(-1, x.first_set());
}
TEST(Bitmask, SetAll)
{
Bitmask<49> x;
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(false, x.get(45));
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(false, x.empty());
x.clearall();
EXPECT_EQ(-1, x.first_set());
EXPECT_EQ(false, x.get(45));
EXPECT_EQ(true, x.empty());
}
TEST(Bitmask, Assignment)
{
Bitmask<49> x;
x.set(0);
x.set(5);
x.set(6);
x.set(48);
Bitmask<49> 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));
}
AP_GTEST_MAIN()