--- | A list of all HUnit tests defined in this module.
-grid_tests :: [Test]
-grid_tests =
- [test_trilinear_c0030,
- test_trilinear_c0003,
- test_trilinear_c0021,
- test_trilinear_c0012,
- test_trilinear_c0120,
- test_trilinear_c0102,
- test_trilinear_c0111,
- test_trilinear_c0210,
- test_trilinear_c0201,
- test_trilinear_c0300,
- test_trilinear_c1020,
- test_trilinear_c1002,
- test_trilinear_c1011,
- test_trilinear_c1110,
- test_trilinear_c1101,
- test_trilinear_c1200,
- test_trilinear_c2010,
- test_trilinear_c2001,
- test_trilinear_c2100,
- test_trilinear_c3000,
- test_trilinear_f0_t0_v0,
- test_trilinear_f0_t0_v1,
- test_trilinear_f0_t0_v2,
- test_trilinear_f0_t0_v3]
+test_trilinear_reproduced :: Assertion
+test_trilinear_reproduced =
+ assertTrue "trilinears are reproduced correctly" $
+ and [p (i', j', k') ~= value_at trilinear i j k
+ | i <- [0..2],
+ j <- [0..2],
+ k <- [0..2],
+ t <- tetrahedra c0,
+ let p = polynomial t,
+ let i' = fromIntegral i,
+ let j' = fromIntegral j,
+ let k' = fromIntegral k]
+ where
+ g = make_grid 1 trilinear
+ c0 = fromJust $ cube_at g 1 1 1
+
+
+test_zeros_reproduced :: Assertion
+test_zeros_reproduced =
+ assertTrue "the zero function is reproduced correctly" $
+ and [p (i', j', k') ~= value_at zeros i j k
+ | i <- [0..2],
+ j <- [0..2],
+ k <- [0..2],
+ let i' = fromIntegral i,
+ let j' = fromIntegral j,
+ let k' = fromIntegral k]
+ where
+ g = make_grid 1 zeros
+ c0 = fromJust $ cube_at g 1 1 1
+ t0 = tetrahedron0 c0
+ p = polynomial t0
+
+
+-- | Make sure we can reproduce a 9x9x9 trilinear from the 3x3x3 one.
+test_trilinearx2_reproduced_t0 :: Assertion
+test_trilinearx2_reproduced_t0 =
+ assertTrue "trilinearx2 is reproduced correctly" $
+ and [p (i', j', k') ~= value_at trilinearx2 i j k
+ | i <- [0..8],
+ j <- [0..8],
+ k <- [0..8],
+ let i' = (fromIntegral i) * 0.5,
+ let j' = (fromIntegral j) * 0.5,
+ let k' = (fromIntegral k) * 0.5]
+ where
+ g = make_grid 1 trilinear
+ c0 = fromJust $ cube_at g 1 1 1
+ t0 = tetrahedron0 c0
+ p = polynomial t0