From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 18 Feb 2019 21:04:29 +0000 (+0000)
Subject: add corner case unit test function
X-Git-Tag: ls180-24jan2020~1891
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=268fcd9d5ea8cd741d6078a54f99c01d78fd850f;p=ieee754fpu.git

add corner case unit test function
---

diff --git a/src/add/unit_test_single.py b/src/add/unit_test_single.py
index b2396131..a752189f 100644
--- a/src/add/unit_test_single.py
+++ b/src/add/unit_test_single.py
@@ -114,6 +114,16 @@ def run_test(dut, stimulus_a, stimulus_b, op):
 
             sys.exit(0)
 
+def run_corner_cases(dut, count, op):
+    #corner cases
+    from itertools import permutations
+    stimulus_a = [i[0] for i in permutations([0x80000000, 0x00000000, 0x7f800000, 0xff800000, 0x7fc00000, 0xffc00000], 2)]
+    stimulus_b = [i[1] for i in permutations([0x80000000, 0x00000000, 0x7f800000, 0xff800000, 0x7fc00000, 0xffc00000], 2)]
+    yield from run_test(dut, stimulus_a, stimulus_b, op)
+    count += len(stimulus_a)
+    print (count, "vectors passed")
+
+
 def run_edge_cases(dut, count, op):
     #edge cases
     stimulus_a = [0x80000000 for i in range(1000)]