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AP_Math: add a test for rand_float

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Peter Barker 2024-08-26 10:15:34 +10:00 committed by Andrew Tridgell
parent 84bcea73e1
commit 3c0c2bfa67
1 changed files with 17 additions and 0 deletions
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17
libraries/AP_Math/tests/test_math.cpp
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@ -654,6 +654,23 @@ TEST(MathTest, RANDOM16)
EXPECT_NE(random_value, get_random16());
}
TEST(MathTest, RAND_FLOAT)
{
// bodgy range checks
float lowest_value = 0;
float highest_value = 0;
for (auto i=0; i<1000; i++) {
const auto value = rand_float();
lowest_value = MIN(lowest_value, value);
highest_value = MAX(highest_value, value);
}
EXPECT_NEAR(-0.95, lowest_value, 0.05);
EXPECT_NEAR(0.95, highest_value, 0.05);
EXPECT_GE(lowest_value, -1.0);
EXPECT_LE(highest_value, 1.0);
}
TEST(MathTest, VELCORRECTION)
{
static constexpr Vector3F pos{1.0f, 1.0f, 0.0f};