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-rw-r--r--spec/ruby/core/array/pack/shared/float.rb152
1 files changed, 99 insertions, 53 deletions
diff --git a/spec/ruby/core/array/pack/shared/float.rb b/spec/ruby/core/array/pack/shared/float.rb
index 082de27acd..76c800b74d 100644
--- a/spec/ruby/core/array/pack/shared/float.rb
+++ b/spec/ruby/core/array/pack/shared/float.rb
@@ -1,4 +1,4 @@
-# -*- encoding: ascii-8bit -*-
+# encoding: binary
describe :array_pack_float_le, shared: true do
it "encodes a positive Float" do
@@ -14,7 +14,7 @@ describe :array_pack_float_le, shared: true do
end
it "raises a TypeError if passed a String representation of a floating point number" do
- lambda { ["13"].pack(pack_format) }.should raise_error(TypeError)
+ -> { ["13"].pack(pack_format) }.should raise_error(TypeError)
end
it "encodes the number of array elements specified by the count modifier" do
@@ -25,8 +25,20 @@ describe :array_pack_float_le, shared: true do
[2.9, 1.4, 8.2].pack(pack_format("*")).should == "\x9a\x999@33\xb3?33\x03A"
end
- it "ignores NULL bytes between directives" do
- [5.3, 9.2].pack(pack_format("\000", 2)).should == "\x9a\x99\xa9@33\x13A"
+ ruby_version_is ""..."3.3" do
+ it "ignores NULL bytes between directives" do
+ suppress_warning do
+ [5.3, 9.2].pack(pack_format("\000", 2)).should == "\x9a\x99\xa9@33\x13A"
+ end
+ end
+ end
+
+ ruby_version_is "3.3" do
+ it "raise ArgumentError for NULL bytes between directives" do
+ -> {
+ [5.3, 9.2].pack(pack_format("\000", 2))
+ }.should raise_error(ArgumentError, /unknown pack directive/)
+ end
end
it "ignores spaces between directives" do
@@ -41,16 +53,9 @@ describe :array_pack_float_le, shared: true do
[-infinity_value].pack(pack_format).should == "\x00\x00\x80\xff"
end
- platform_is "86" do # x86 / x86_64
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x00\x00\xc0\xff"
- end
- end
-
- platform_is "powerpc64" do
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x00\x00\xc0\x7f"
- end
+ it "encodes NaN" do
+ nans = ["\x00\x00\xc0\xff", "\x00\x00\xc0\x7f", "\xFF\xFF\xFF\x7F"]
+ nans.should include([nan_value].pack(pack_format))
end
it "encodes a positive Float outside the range of a single precision float" do
@@ -60,6 +65,14 @@ describe :array_pack_float_le, shared: true do
it "encodes a negative Float outside the range of a single precision float" do
[-1e150].pack(pack_format).should == "\x00\x00\x80\xff"
end
+
+ it "encodes a bignum as a float" do
+ [2 ** 65].pack(pack_format).should == [(2 ** 65).to_f].pack(pack_format)
+ end
+
+ it "encodes a rational as a float" do
+ [Rational(3, 4)].pack(pack_format).should == [Rational(3, 4).to_f].pack(pack_format)
+ end
end
describe :array_pack_float_be, shared: true do
@@ -73,10 +86,15 @@ describe :array_pack_float_be, shared: true do
it "converts an Integer to a Float" do
[8].pack(pack_format).should == "A\x00\x00\x00"
+ [bignum_value].pack(pack_format).should == "_\x80\x00\x00"
+ end
+
+ it "converts a Rational to a Float" do
+ [Rational(8)].pack(pack_format).should == "A\x00\x00\x00"
end
it "raises a TypeError if passed a String representation of a floating point number" do
- lambda { ["13"].pack(pack_format) }.should raise_error(TypeError)
+ -> { ["13"].pack(pack_format) }.should raise_error(TypeError)
end
it "encodes the number of array elements specified by the count modifier" do
@@ -87,8 +105,20 @@ describe :array_pack_float_be, shared: true do
[2.9, 1.4, 8.2].pack(pack_format("*")).should == "@9\x99\x9a?\xb333A\x0333"
end
- it "ignores NULL bytes between directives" do
- [5.3, 9.2].pack(pack_format("\000", 2)).should == "@\xa9\x99\x9aA\x1333"
+ ruby_version_is ""..."3.3" do
+ it "ignores NULL bytes between directives" do
+ suppress_warning do
+ [5.3, 9.2].pack(pack_format("\000", 2)).should == "@\xa9\x99\x9aA\x1333"
+ end
+ end
+ end
+
+ ruby_version_is "3.3" do
+ it "raise ArgumentError for NULL bytes between directives" do
+ -> {
+ [5.3, 9.2].pack(pack_format("\000", 2))
+ }.should raise_error(ArgumentError, /unknown pack directive/)
+ end
end
it "ignores spaces between directives" do
@@ -103,16 +133,9 @@ describe :array_pack_float_be, shared: true do
[-infinity_value].pack(pack_format).should == "\xff\x80\x00\x00"
end
- platform_is "86" do # x86 / x86_64
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\xff\xc0\x00\x00"
- end
- end
-
- platform_is "powerpc64" do
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x7f\xc0\x00\x00"
- end
+ it "encodes NaN" do
+ nans = ["\xff\xc0\x00\x00", "\x7f\xc0\x00\x00", "\x7F\xFF\xFF\xFF"]
+ nans.should include([nan_value].pack(pack_format))
end
it "encodes a positive Float outside the range of a single precision float" do
@@ -135,10 +158,15 @@ describe :array_pack_double_le, shared: true do
it "converts an Integer to a Float" do
[8].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00\x20@"
+ [bignum_value].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00\xF0C"
+ end
+
+ it "converts a Rational to a Float" do
+ [Rational(8)].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00 @"
end
it "raises a TypeError if passed a String representation of a floating point number" do
- lambda { ["13"].pack(pack_format) }.should raise_error(TypeError)
+ -> { ["13"].pack(pack_format) }.should raise_error(TypeError)
end
it "encodes the number of array elements specified by the count modifier" do
@@ -149,8 +177,20 @@ describe :array_pack_double_le, shared: true do
[2.9, 1.4, 8.2].pack(pack_format("*")).should == "333333\x07@ffffff\xf6?ffffff\x20@"
end
- it "ignores NULL bytes between directives" do
- [5.3, 9.2].pack(pack_format("\000", 2)).should == "333333\x15@ffffff\x22@"
+ ruby_version_is ""..."3.3" do
+ it "ignores NULL bytes between directives" do
+ suppress_warning do
+ [5.3, 9.2].pack(pack_format("\000", 2)).should == "333333\x15@ffffff\x22@"
+ end
+ end
+ end
+
+ ruby_version_is "3.3" do
+ it "raise ArgumentError for NULL bytes between directives" do
+ -> {
+ [5.3, 9.2].pack(pack_format("\000", 2))
+ }.should raise_error(ArgumentError, /unknown pack directive/)
+ end
end
it "ignores spaces between directives" do
@@ -165,16 +205,13 @@ describe :array_pack_double_le, shared: true do
[-infinity_value].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00\xf0\xff"
end
- platform_is "86" do # x86 / x86_64
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00\xf8\xff"
- end
- end
-
- platform_is "powerpc64" do
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x00\x00\x00\x00\x00\x00\xf8\x7f"
- end
+ it "encodes NaN" do
+ nans = [
+ "\x00\x00\x00\x00\x00\x00\xf8\xff",
+ "\x00\x00\x00\x00\x00\x00\xf8\x7f",
+ "\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x7F"
+ ]
+ nans.should include([nan_value].pack(pack_format))
end
it "encodes a positive Float outside the range of a single precision float" do
@@ -200,7 +237,7 @@ describe :array_pack_double_be, shared: true do
end
it "raises a TypeError if passed a String representation of a floating point number" do
- lambda { ["13"].pack(pack_format) }.should raise_error(TypeError)
+ -> { ["13"].pack(pack_format) }.should raise_error(TypeError)
end
it "encodes the number of array elements specified by the count modifier" do
@@ -211,8 +248,20 @@ describe :array_pack_double_be, shared: true do
[2.9, 1.4, 8.2].pack(pack_format("*")).should == "@\x07333333?\xf6ffffff@\x20ffffff"
end
- it "ignores NULL bytes between directives" do
- [5.3, 9.2].pack(pack_format("\000", 2)).should == "@\x15333333@\x22ffffff"
+ ruby_version_is ""..."3.3" do
+ it "ignores NULL bytes between directives" do
+ suppress_warning do
+ [5.3, 9.2].pack(pack_format("\000", 2)).should == "@\x15333333@\x22ffffff"
+ end
+ end
+ end
+
+ ruby_version_is "3.3" do
+ it "raise ArgumentError for NULL bytes between directives" do
+ -> {
+ [5.3, 9.2].pack(pack_format("\000", 2))
+ }.should raise_error(ArgumentError, /unknown pack directive/)
+ end
end
it "ignores spaces between directives" do
@@ -227,16 +276,13 @@ describe :array_pack_double_be, shared: true do
[-infinity_value].pack(pack_format).should == "\xff\xf0\x00\x00\x00\x00\x00\x00"
end
- platform_is "86" do # x86 / x86_64
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\xff\xf8\x00\x00\x00\x00\x00\x00"
- end
- end
-
- platform_is "powerpc64" do
- it "encodes NaN" do
- [nan_value].pack(pack_format).should == "\x7f\xf8\x00\x00\x00\x00\x00\x00"
- end
+ it "encodes NaN" do
+ nans = [
+ "\xff\xf8\x00\x00\x00\x00\x00\x00",
+ "\x7f\xf8\x00\x00\x00\x00\x00\x00",
+ "\x7F\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
+ ]
+ nans.should include([nan_value].pack(pack_format))
end
it "encodes a positive Float outside the range of a single precision float" do
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-18 01:51:21 +0000