From 280b105ba17ce58bfa79815d6ac07410f5ca0501 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Sat, 7 May 2011 13:41:02 -0400
Subject: [PATCH] Split the exact volume test into seven separate ones.

---
 src/Tests/Cube.hs | 70 ++++++++++++++++++++++++++++++++++++++++++++---
 test/TestSuite.hs | 28 +++++++++++++++++--
 2 files changed, 92 insertions(+), 6 deletions(-)

diff --git a/src/Tests/Cube.hs b/src/Tests/Cube.hs
index b788884..275681b 100644
--- a/src/Tests/Cube.hs
+++ b/src/Tests/Cube.hs
@@ -38,11 +38,73 @@ prop_all_volumes_positive c =
 -- | In fact, since all of the tetrahedra are identical, we should
 --   already know their volumes. There's 24 tetrahedra to a cube, so
 --   we'd expect the volume of each one to be (1/24)*h^3.
-prop_all_volumes_exact :: Cube -> Bool
-prop_all_volumes_exact c =
-    volume t ~= (1/24)*(delta^(3::Int))
+prop_tetrahedron0_volumes_exact :: Cube -> Bool
+prop_tetrahedron0_volumes_exact c =
+    volume (tetrahedron0 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron1_volumes_exact :: Cube -> Bool
+prop_tetrahedron1_volumes_exact c =
+    volume (tetrahedron1 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron2_volumes_exact :: Cube -> Bool
+prop_tetrahedron2_volumes_exact c =
+    volume (tetrahedron2 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron3_volumes_exact :: Cube -> Bool
+prop_tetrahedron3_volumes_exact c =
+    volume (tetrahedron3 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron4_volumes_exact :: Cube -> Bool
+prop_tetrahedron4_volumes_exact c =
+    volume (tetrahedron4 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron5_volumes_exact :: Cube -> Bool
+prop_tetrahedron5_volumes_exact c =
+    volume (tetrahedron5 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron6_volumes_exact :: Cube -> Bool
+prop_tetrahedron6_volumes_exact c =
+    volume (tetrahedron6 c) ~= (1/24)*(delta^(3::Int))
+    where
+      delta = h c
+
+-- | In fact, since all of the tetrahedra are identical, we should
+--   already know their volumes. There's 24 tetrahedra to a cube, so
+--   we'd expect the volume of each one to be (1/24)*h^3.
+prop_tetrahedron7_volumes_exact :: Cube -> Bool
+prop_tetrahedron7_volumes_exact c =
+    volume (tetrahedron7 c) ~= (1/24)*(delta^(3::Int))
     where
-      t = head $ tetrahedrons c
       delta = h c
 
 -- | All tetrahedron should have their v0 located at the center of the cube.
diff --git a/test/TestSuite.hs b/test/TestSuite.hs
index 3e958e1..57988c3 100644
--- a/test/TestSuite.hs
+++ b/test/TestSuite.hs
@@ -27,8 +27,32 @@ main = do
   putStr "prop_all_volumes_positive... "
   quickCheckWith qc_args prop_all_volumes_positive
 
-  putStr "prop_all_volumes_exact... "
-  quickCheckWith qc_args prop_all_volumes_exact
+  putStr "prop_tetrahedron0_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron0_volumes_exact
+
+  putStr "prop_tetrahedron1_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron1_volumes_exact
+
+  putStr "prop_tetrahedron2_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron2_volumes_exact
+
+  putStr "prop_tetrahedron3_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron3_volumes_exact
+
+  putStr "prop_tetrahedron4_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron4_volumes_exact
+
+  putStr "prop_tetrahedron4_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron4_volumes_exact
+
+  putStr "prop_tetrahedron5_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron5_volumes_exact
+
+  putStr "prop_tetrahedron6_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron6_volumes_exact
+
+  putStr "prop_tetrahedron7_volumes_exact... "
+  quickCheckWith qc_args prop_tetrahedron7_volumes_exact
 
   putStr "prop_tetrahedron0_volumes_positive... "
   quickCheckWith qc_args prop_tetrahedron0_volumes_positive
-- 
2.43.2