Add catan, catanh tests at +/- 1 and +/- i.

diff --git a/ChangeLog b/ChangeLog
index bd97c4c..f3efba4 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2013-04-24  Joseph Myers  <joseph@codesourcery.com>
 
+       * math/libm-test.inc (catan_test): Add more tests.
+       (catanh_test): Likewise.
+
        * math/s_catanf.c (__catanf): Use suffixed floating-point
        constants.
        * math/s_catanhf.c (__catanhf): Likewise.

diff --git a/math/libm-test.inc b/math/libm-test.inc
index 447b603..00edede 100644 (file)
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -4254,6 +4254,15 @@ catan_test (void)
   TEST_c_c (catan, 0, minus_zero, 0, minus_zero);
   TEST_c_c (catan, minus_zero, minus_zero, minus_zero, minus_zero);
 
+  TEST_c_c (catan, 1.0L, plus_zero, M_PI_4l, plus_zero);
+  TEST_c_c (catan, 1.0L, minus_zero, M_PI_4l, minus_zero);
+  TEST_c_c (catan, -1.0L, plus_zero, -M_PI_4l, plus_zero);
+  TEST_c_c (catan, -1.0L, minus_zero, -M_PI_4l, minus_zero);
+  TEST_c_c (catan, plus_zero, 1.0L, plus_zero, plus_infty, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catan, minus_zero, 1.0L, minus_zero, plus_infty, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catan, plus_zero, -1.0L, plus_zero, minus_infty, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catan, minus_zero, -1.0L, minus_zero, minus_infty, DIVIDE_BY_ZERO_EXCEPTION);
+
   TEST_c_c (catan, plus_infty, plus_infty, M_PI_2l, 0);
   TEST_c_c (catan, plus_infty, minus_infty, M_PI_2l, minus_zero);
   TEST_c_c (catan, minus_infty, plus_infty, -M_PI_2l, 0);
@@ -4350,6 +4359,15 @@ catanh_test (void)
   TEST_c_c (catanh, 0, minus_zero, 0.0, minus_zero);
   TEST_c_c (catanh, minus_zero, minus_zero, minus_zero, minus_zero);
 
+  TEST_c_c (catanh, 1.0L, plus_zero, plus_infty, plus_zero, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catanh, 1.0L, minus_zero, plus_infty, minus_zero, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catanh, -1.0L, plus_zero, minus_infty, plus_zero, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catanh, -1.0L, minus_zero, minus_infty, minus_zero, DIVIDE_BY_ZERO_EXCEPTION);
+  TEST_c_c (catanh, plus_zero, 1.0L, plus_zero, M_PI_4l);
+  TEST_c_c (catanh, minus_zero, 1.0L, minus_zero, M_PI_4l);
+  TEST_c_c (catanh, plus_zero, -1.0L, plus_zero, -M_PI_4l);
+  TEST_c_c (catanh, minus_zero, -1.0L, minus_zero, -M_PI_4l);
+
   TEST_c_c (catanh, plus_infty, plus_infty, 0.0, M_PI_2l);
   TEST_c_c (catanh, plus_infty, minus_infty, 0.0, -M_PI_2l);
   TEST_c_c (catanh, minus_infty, plus_infty, minus_zero, M_PI_2l);