From 9dd3ac36d1ae16fffb1902e9d459c1bf9aec86a4 Mon Sep 17 00:00:00 2001 From: Akira Kuroda Date: Sun, 22 Jul 2012 21:06:38 +0900 Subject: add test cases for floor, inifinite?, truncate, ceil, and round --- test/t/float.rb | 30 ++++++++++++++++++++++++------ 1 file changed, 24 insertions(+), 6 deletions(-) diff --git a/test/t/float.rb b/test/t/float.rb index 5c5245c73..30b470272 100644 --- a/test/t/float.rb +++ b/test/t/float.rb @@ -65,7 +65,11 @@ assert('Float#==', '15.2.9.3.7') do end assert('Float#ceil', '15.2.9.3.8') do - 3.123456789.ceil == 4 + a = 3.123456789.ceil + b = 3.0.ceil + c = -3.123456789.ceil + d = -3.0.ceil + a == 4 and b == 3 and c == -3 and d == -3 end assert('Float#finite?', '15.2.9.3.9') do @@ -74,20 +78,34 @@ assert('Float#finite?', '15.2.9.3.9') do end assert('Float#floor', '15.2.9.3.10') do - 3.123456789.floor == 3 + a = 3.123456789.floor + b = 3.0.floor + c = -3.123456789.floor + d = -3.0.floor + a == 3 and b == 3 and c == -4 and d == -3 end assert('Float#infinite?', '15.2.9.3.11') do - not 3.123456789.infinite? and - (1.0 / 0.0).infinite? + a = 3.123456789.infinite? + b = (1.0 / 0.0).infinite? + c = (-1.0 / 0.0).infinite? + + a == nil and b == 1 and c == -1 end assert('Float#round', '15.2.9.3.12') do a = 3.123456789.round b = 3.5.round c = 3.499999999.round + d = (-3.123456789).round + e = (-3.5).round + f = 12345.67.round(-1) + g = 3.123456789.round(0) + h = 3.123456789.round(1) + i = 3.123456789.round(4) - a == 3 and b == 4 and c == 3 + a == 3 and b == 4 and c == 3 and d == -3 and e == -4 and + f == 12350 and g == 3 and h == 3.1 and i == 3.1235 end assert('Float#to_f', '15.2.9.3.13') do @@ -101,5 +119,5 @@ assert('Float#to_i', '15.2.9.3.14') do end assert('Float#truncate', '15.2.9.3.15') do - 3.123456789.truncate == 3 + 3.123456789.truncate == 3 and -3.1.truncate == -3 end -- cgit v1.2.3