diff options
Diffstat (limited to 'test/t/float.rb')
| -rw-r--r-- | test/t/float.rb | 57 |
1 files changed, 48 insertions, 9 deletions
diff --git a/test/t/float.rb b/test/t/float.rb index 92f7a15f1..63bf83f40 100644 --- a/test/t/float.rb +++ b/test/t/float.rb @@ -1,7 +1,7 @@ ## # Float ISO Test -if class_defined?("Float") +if Object.const_defined?(:Float) assert('Float', '15.2.9') do assert_equal Class, Float.class @@ -82,8 +82,8 @@ assert('Float#ceil', '15.2.9.3.8') do end assert('Float#finite?', '15.2.9.3.9') do - assert_true 3.123456789.finite? - assert_false (1.0 / 0.0).finite? + assert_predicate 3.123456789, :finite? + assert_not_predicate 1.0 / 0.0, :finite? end assert('Float#floor', '15.2.9.3.10') do @@ -139,7 +139,7 @@ assert('Float#round', '15.2.9.3.12') do nan = 0.0/0.0 assert_raise(FloatDomainError){ nan.round } assert_raise(FloatDomainError){ nan.round(-1) } - assert_true(nan.round(1).nan?) + assert_predicate(nan.round(1), :nan?) end assert('Float#to_f', '15.2.9.3.13') do @@ -178,10 +178,10 @@ assert('Float#divmod') do end assert('Float#nan?') do - assert_true (0.0/0.0).nan? - assert_false 0.0.nan? - assert_false (1.0/0.0).nan? - assert_false (-1.0/0.0).nan? + assert_predicate(0.0/0.0, :nan?) + assert_not_predicate(0.0, :nan?) + assert_not_predicate(1.0/0.0, :nan?) + assert_not_predicate(-1.0/0.0, :nan?) end assert('Float#<<') do @@ -206,4 +206,43 @@ assert('Float#>>') do assert_equal(-1, -23.0 >> 128) end -end # class_defined?("Float") +assert('Float#to_s') do + uses_float = 4e38.infinite? # enable MRB_USE_FLOAT? + + assert_equal("Infinity", Float::INFINITY.to_s) + assert_equal("-Infinity", (-Float::INFINITY).to_s) + assert_equal("NaN", Float::NAN.to_s) + assert_equal("0.0", 0.0.to_s) + assert_equal("-0.0", -0.0.to_s) + assert_equal("-3.25", -3.25.to_s) + assert_equal("50.0", 50.0.to_s) + assert_equal("0.0125", 0.0125.to_s) + assert_equal("-0.0125", -0.0125.to_s) + assert_equal("1.0e-10", 0.0000000001.to_s) + assert_equal("-1.0e-10", -0.0000000001.to_s) + assert_equal("1.0e+20", 1e20.to_s) + assert_equal("-1.0e+20", -1e20.to_s) + assert_equal("1.0e+16", 10000000000000000.0.to_s) + assert_equal("-1.0e+16", -10000000000000000.0.to_s) + assert_equal("100000.0", 100000.0.to_s) + assert_equal("-100000.0", -100000.0.to_s) + if uses_float + assert_equal("1.0e+08", 100000000.0.to_s) + assert_equal("-1.0e+08", -100000000.0.to_s) + assert_equal("1.0e+07", 10000000.0.to_s) + assert_equal("-1.0e+07", -10000000.0.to_s) + else + assert_equal("1.0e+15", 1000000000000000.0.to_s) + assert_equal("-1.0e+15", -1000000000000000.0.to_s) + assert_equal("100000000000000.0", 100000000000000.0.to_s) + assert_equal("-100000000000000.0", -100000000000000.0.to_s) + end +end + +assert('Float#eql?') do + assert_operator(5.0, :eql?, 5.0) + assert_not_operator(5.0, :eql?, 5) + assert_not_operator(5.0, :eql?, "5.0") +end + +end # const_defined?(:Float) |