diff options
Diffstat (limited to 'spec/ruby/core/io/shared/each.rb')
-rw-r--r-- | spec/ruby/core/io/shared/each.rb | 86 |
1 files changed, 82 insertions, 4 deletions
diff --git a/spec/ruby/core/io/shared/each.rb b/spec/ruby/core/io/shared/each.rb index 91766fbe03..aca622834f 100644 --- a/spec/ruby/core/io/shared/each.rb +++ b/spec/ruby/core/io/shared/each.rb @@ -33,10 +33,6 @@ describe :io_each, shared: true do $_.should == "test" end - it "returns self" do - @io.send(@method) { |l| l }.should equal(@io) - end - it "raises an IOError when self is not readable" do -> { IOSpecs.closed_io.send(@method) {} }.should raise_error(IOError) end @@ -77,6 +73,10 @@ describe :io_each, shared: true do -> { @io.send(@method, 0){} }.should raise_error(ArgumentError) end end + + it "does not accept Integers that don't fit in a C off_t" do + -> { @io.send(@method, 2**128){} }.should raise_error(RangeError) + end end describe "when passed a String containing one space as a separator" do @@ -113,6 +113,13 @@ describe :io_each, shared: true do @io.send(@method, "") { |s| ScratchPad << s } ScratchPad.recorded.should == IOSpecs.paragraphs end + + it "discards leading newlines" do + @io.readline + @io.readline + @io.send(@method, "") { |s| ScratchPad << s } + ScratchPad.recorded.should == IOSpecs.paragraphs[1..-1] + end end describe "with both separator and limit" do @@ -152,6 +159,13 @@ describe :io_each, shared: true do @io.send(@method, "", 1024) { |s| ScratchPad << s } ScratchPad.recorded.should == IOSpecs.paragraphs end + + it "discards leading newlines" do + @io.readline + @io.readline + @io.send(@method, "", 1024) { |s| ScratchPad << s } + ScratchPad.recorded.should == IOSpecs.paragraphs[1..-1] + end end end end @@ -161,6 +175,70 @@ describe :io_each, shared: true do @io.send(@method, chomp: true) { |s| ScratchPad << s } ScratchPad.recorded.should == IOSpecs.lines_without_newline_characters end + + it "raises exception when options passed as Hash" do + -> { + @io.send(@method, { chomp: true }) { |s| } + }.should raise_error(TypeError) + + -> { + @io.send(@method, "\n", 1, { chomp: true }) { |s| } + }.should raise_error(ArgumentError, "wrong number of arguments (given 3, expected 0..2)") + end + end + + describe "when passed chomp and a separator" do + it "yields each line without separator to the passed block" do + @io.send(@method, " ", chomp: true) { |s| ScratchPad << s } + ScratchPad.recorded.should == IOSpecs.lines_space_separator_without_trailing_spaces + end + end + + describe "when passed chomp and empty line as a separator" do + it "yields each paragraph without trailing new line characters" do + @io.send(@method, "", 1024, chomp: true) { |s| ScratchPad << s } + ScratchPad.recorded.should == IOSpecs.paragraphs_without_trailing_new_line_characters + end + end + + describe "when passed chomp and nil as a separator" do + ruby_version_is "3.2" do + it "yields self's content" do + @io.pos = 100 + @io.send(@method, nil, chomp: true) { |s| ScratchPad << s } + ScratchPad.recorded.should == ["qui a linha cinco.\nHere is line six.\n"] + end + end + + ruby_version_is ""..."3.2" do + it "yields self's content without trailing new line character" do + @io.pos = 100 + @io.send(@method, nil, chomp: true) { |s| ScratchPad << s } + ScratchPad.recorded.should == ["qui a linha cinco.\nHere is line six."] + end + end + end + + describe "when passed chomp, nil as a separator, and a limit" do + it "yields each line of limit size without truncating trailing new line character" do + # 43 - is a size of the 1st paragraph in the file + @io.send(@method, nil, 43, chomp: true) { |s| ScratchPad << s } + + ScratchPad.recorded.should == [ + "Voici la ligne une.\nQui è la linea due.\n\n\n", + "Aquí está la línea tres.\n" + "Hier ist Zeile ", + "vier.\n\nEstá aqui a linha cinco.\nHere is li", + "ne six.\n" + ] + end + end + + describe "when passed too many arguments" do + it "raises ArgumentError" do + -> { + @io.send(@method, "", 1, "excess argument", chomp: true) {} + }.should raise_error(ArgumentError) + end end end |