8 files changed, 76 insertions, 2 deletions
diff --git a/tests/float/builtin_float_hash.py b/tests/float/builtin_float_hash.py
new file mode 100644
index 000000000..ba6b63907
--- /dev/null
+++ b/tests/float/builtin_float_hash.py
@@ -0,0 +1,22 @@
+# test builtin hash function with float args
+
+# these should hash to an integer with a specific value
+for val in (
+    '0.0',
+    '1.0',
+    '2.0',
+    '-12.0',
+    '12345.0',
+    ):
+    print(val, hash(float(val)))
+
+# just check that these values are hashable
+for val in (
+    '0.1',
+    '-0.1',
+    '10.3',
+    'inf',
+    '-inf',
+    'nan',
+    ):
+    print(val, type(hash(float(val))))
diff --git a/tests/float/builtin_float_round.py b/tests/float/builtin_float_round.py
index de72514db..63cb39aa3 100644
--- a/tests/float/builtin_float_round.py
+++ b/tests/float/builtin_float_round.py
@@ -15,3 +15,10 @@ for i in range(11):
 # test second arg
 for i in range(-1, 3):
     print(round(1.47, i))
+
+# test inf and nan
+for val in (float('inf'), float('nan')):
+    try:
+        round(val)
+    except (ValueError, OverflowError) as e:
+        print(type(e))
diff --git a/tests/float/builtin_float_round_intbig.py b/tests/float/builtin_float_round_intbig.py
new file mode 100644
index 000000000..2083e3ea3
--- /dev/null
+++ b/tests/float/builtin_float_round_intbig.py
@@ -0,0 +1,4 @@
+# test round() with floats that return large integers
+
+for x in (-1e25, 1e25):
+    print('%.3g' % round(x))
diff --git a/tests/float/bytearray_construct.py b/tests/float/bytearray_construct.py
index f72926635..db946a99d 100644
--- a/tests/float/bytearray_construct.py
+++ b/tests/float/bytearray_construct.py
@@ -1,5 +1,10 @@
 # test construction of bytearray from array with float type
 
-from array import array
+try:
+    from array import array
+except ImportError:
+    import sys
+    print("SKIP")
+    sys.exit()
 
 print(bytearray(array('f', [1, 2.3])))
diff --git a/tests/float/bytes_construct.py b/tests/float/bytes_construct.py
index 0a57e08a2..8664d7296 100644
--- a/tests/float/bytes_construct.py
+++ b/tests/float/bytes_construct.py
@@ -1,5 +1,10 @@
 # test construction of bytearray from array with float type
 
-from array import array
+try:
+    from array import array
+except ImportError:
+    import sys
+    print("SKIP")
+    sys.exit()
 
 print(bytes(array('f', [1, 2.3])))
diff --git a/tests/float/complex1.py b/tests/float/complex1.py
index 8c8d285e1..a6038de04 100644
--- a/tests/float/complex1.py
+++ b/tests/float/complex1.py
@@ -41,6 +41,10 @@ print(1j == 1j)
 print(abs(1j))
 print("%.5g" % abs(1j + 2))
 
+# builtin hash
+print(hash(1 + 0j))
+print(type(hash(1j)))
+
 # float on lhs should delegate to complex
 print(1.2 + 3j)
 
diff --git a/tests/float/math_fun_int.py b/tests/float/math_fun_int.py
new file mode 100644
index 000000000..ee54f0995
--- /dev/null
+++ b/tests/float/math_fun_int.py
@@ -0,0 +1,15 @@
+# test the math functions that return ints
+
+try:
+    import math
+except ImportError:
+    print("SKIP")
+    import sys
+    sys.exit()
+
+for fun in (math.ceil, math.floor, math.trunc):
+    for x in (-1.6, -0.2, 0, 0.6, 1.4, float('inf'), float('nan')):
+        try:
+            print(fun(x))
+        except (ValueError, OverflowError) as e:
+            print(type(e))
diff --git a/tests/float/math_fun_intbig.py b/tests/float/math_fun_intbig.py
new file mode 100644
index 000000000..962c10daa
--- /dev/null
+++ b/tests/float/math_fun_intbig.py
@@ -0,0 +1,12 @@
+# test the math functions that return ints, with very large results
+
+try:
+    import math
+except ImportError:
+    print("SKIP")
+    import sys
+    sys.exit()
+
+for fun in (math.ceil, math.floor, math.trunc):
+    for x in (-1e25, 1e25):
+        print('%.3g' % fun(x))