diff options
Diffstat (limited to 'spec/rubyspec/core/argf')
58 files changed, 1468 insertions, 0 deletions
diff --git a/spec/rubyspec/core/argf/argf_spec.rb b/spec/rubyspec/core/argf/argf_spec.rb new file mode 100644 index 0000000000..b47e77c17f --- /dev/null +++ b/spec/rubyspec/core/argf/argf_spec.rb @@ -0,0 +1,11 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF" do + it "is extended by the Enumerable module" do + ARGF.should be_kind_of(Enumerable) + end + + it "is an instance of ARGF.class" do + ARGF.should be_an_instance_of(ARGF.class) + end +end diff --git a/spec/rubyspec/core/argf/argv_spec.rb b/spec/rubyspec/core/argf/argv_spec.rb new file mode 100644 index 0000000000..e294b3993f --- /dev/null +++ b/spec/rubyspec/core/argf/argv_spec.rb @@ -0,0 +1,19 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.argv" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "returns ARGV for the initial ARGF" do + ARGF.argv.should equal ARGV + end + + it "returns the remaining arguments to treat" do + argf [@file1, @file2] do + # @file1 is stored in current file + @argf.argv.should == [@file2] + end + end +end diff --git a/spec/rubyspec/core/argf/binmode_spec.rb b/spec/rubyspec/core/argf/binmode_spec.rb new file mode 100644 index 0000000000..3daf4f4345 --- /dev/null +++ b/spec/rubyspec/core/argf/binmode_spec.rb @@ -0,0 +1,46 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.binmode" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + @bin_file = fixture __FILE__, "bin_file.txt" + end + + it "returns self" do + ruby_exe("puts(ARGF.binmode == ARGF)", args: @bin_file).chomp.should == 'true' + end + + platform_is :windows do + it "puts reading into binmode" do + argf [@bin_file, @bin_file] do + @argf.gets.should == "test\n" + @argf.binmode + @argf.gets.should == "test\r\n" + end + end + + it "puts alls subsequent stream reading through ARGF into binmode" do + argf [@bin_file, @bin_file] do + @argf.binmode + @argf.gets.should == "test\r\n" + @argf.gets.should == "test\r\n" + end + end + end + + platform_is_not :windows do + # This does nothing on Unix but it should not raise any errors. + it "does not raise an error" do + ruby_exe("ARGF.binmode", args: @bin_file) + $?.should be_kind_of(Process::Status) + $?.to_i.should == 0 + end + end + + it "sets the file's encoding to ASCII-8BIT" do + script = fixture __FILE__, "encoding.rb" + output = "true\n#{Encoding::ASCII_8BIT}\n#{Encoding::ASCII_8BIT}\n" + ruby_exe(script, args: [@bin_file, @file1]).should == output + end +end diff --git a/spec/rubyspec/core/argf/bytes_spec.rb b/spec/rubyspec/core/argf/bytes_spec.rb new file mode 100644 index 0000000000..01a3a3db0d --- /dev/null +++ b/spec/rubyspec/core/argf/bytes_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_byte', __FILE__) + +describe "ARGF.bytes" do + it_behaves_like :argf_each_byte, :bytes +end diff --git a/spec/rubyspec/core/argf/chars_spec.rb b/spec/rubyspec/core/argf/chars_spec.rb new file mode 100644 index 0000000000..8c9e4844c0 --- /dev/null +++ b/spec/rubyspec/core/argf/chars_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_char', __FILE__) + +describe "ARGF.chars" do + it_behaves_like :argf_each_char, :chars +end diff --git a/spec/rubyspec/core/argf/close_spec.rb b/spec/rubyspec/core/argf/close_spec.rb new file mode 100644 index 0000000000..b56f7f5564 --- /dev/null +++ b/spec/rubyspec/core/argf/close_spec.rb @@ -0,0 +1,46 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.close" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + end + + it "closes the current open stream" do + argf [@file1_name, @file2_name] do + io = @argf.to_io + @argf.close + io.closed?.should be_true + end + end + + it "returns self" do + argf [@file1_name, @file2_name] do + @argf.close.should equal(@argf) + end + end + + ruby_version_is ""..."2.3" do + it "raises an IOError if called on a closed stream" do + argf [@file1_name] do + lambda { @argf.close }.should_not raise_error + lambda { @argf.close }.should raise_error(IOError) + end + end + end + + ruby_version_is "2.3" do + it "doesn't raise an IOError if called on a closed stream" do + argf [@file1_name] do + lambda { @argf.close }.should_not raise_error + lambda { @argf.close }.should_not raise_error + end + end + end +end + +describe "ARGF.close" do + it "does not close STDIN" do + ruby_exe("ARGV.replace(['-']); ARGF.close; print ARGF.closed?").should == "false" + end +end diff --git a/spec/rubyspec/core/argf/closed_spec.rb b/spec/rubyspec/core/argf/closed_spec.rb new file mode 100644 index 0000000000..745f102484 --- /dev/null +++ b/spec/rubyspec/core/argf/closed_spec.rb @@ -0,0 +1,18 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.closed?" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + end + + it "returns true if the current stream has been closed" do + argf [@file1_name, @file2_name] do + stream = @argf.to_io + stream.close + + @argf.closed?.should be_true + stream.reopen(@argf.filename, 'r') + end + end +end diff --git a/spec/rubyspec/core/argf/codepoints_spec.rb b/spec/rubyspec/core/argf/codepoints_spec.rb new file mode 100644 index 0000000000..cd839cbb8c --- /dev/null +++ b/spec/rubyspec/core/argf/codepoints_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_codepoint', __FILE__) + +describe "ARGF.codepoints" do + it_behaves_like :argf_each_codepoint, :codepoints +end diff --git a/spec/rubyspec/core/argf/each_byte_spec.rb b/spec/rubyspec/core/argf/each_byte_spec.rb new file mode 100644 index 0000000000..8b4a62c2b1 --- /dev/null +++ b/spec/rubyspec/core/argf/each_byte_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_byte', __FILE__) + +describe "ARGF.each_byte" do + it_behaves_like :argf_each_byte, :each_byte +end diff --git a/spec/rubyspec/core/argf/each_char_spec.rb b/spec/rubyspec/core/argf/each_char_spec.rb new file mode 100644 index 0000000000..58ac0bf783 --- /dev/null +++ b/spec/rubyspec/core/argf/each_char_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_char', __FILE__) + +describe "ARGF.each_char" do + it_behaves_like :argf_each_char, :each_char +end diff --git a/spec/rubyspec/core/argf/each_codepoint_spec.rb b/spec/rubyspec/core/argf/each_codepoint_spec.rb new file mode 100644 index 0000000000..d0725841a7 --- /dev/null +++ b/spec/rubyspec/core/argf/each_codepoint_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_codepoint', __FILE__) + +describe "ARGF.each_codepoint" do + it_behaves_like :argf_each_codepoint, :each_codepoint +end diff --git a/spec/rubyspec/core/argf/each_line_spec.rb b/spec/rubyspec/core/argf/each_line_spec.rb new file mode 100644 index 0000000000..d37968af3d --- /dev/null +++ b/spec/rubyspec/core/argf/each_line_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_line', __FILE__) + +describe "ARGF.each_line" do + it_behaves_like :argf_each_line, :each_line +end diff --git a/spec/rubyspec/core/argf/each_spec.rb b/spec/rubyspec/core/argf/each_spec.rb new file mode 100644 index 0000000000..5a1e0dc73c --- /dev/null +++ b/spec/rubyspec/core/argf/each_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_line', __FILE__) + +describe "ARGF.each" do + it_behaves_like :argf_each_line, :each +end diff --git a/spec/rubyspec/core/argf/eof_spec.rb b/spec/rubyspec/core/argf/eof_spec.rb new file mode 100644 index 0000000000..534bf1f8d8 --- /dev/null +++ b/spec/rubyspec/core/argf/eof_spec.rb @@ -0,0 +1,10 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/eof', __FILE__) + +describe "ARGF.eof" do + it_behaves_like :argf_eof, :eof +end + +describe "ARGF.eof?" do + it_behaves_like :argf_eof, :eof? +end diff --git a/spec/rubyspec/core/argf/file_spec.rb b/spec/rubyspec/core/argf/file_spec.rb new file mode 100644 index 0000000000..248ffeff17 --- /dev/null +++ b/spec/rubyspec/core/argf/file_spec.rb @@ -0,0 +1,21 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.file" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + it "returns the current file object on each file" do + argf [@file1, @file2] do + result = [] + # returns first current file even when not yet open + result << @argf.file.path + result << @argf.file.path while @argf.gets + # returns last current file even when closed + result << @argf.file.path + result.should == [@file1, @file1, @file1, @file2, @file2, @file2] + end + end +end diff --git a/spec/rubyspec/core/argf/filename_spec.rb b/spec/rubyspec/core/argf/filename_spec.rb new file mode 100644 index 0000000000..f7ebafa7c5 --- /dev/null +++ b/spec/rubyspec/core/argf/filename_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/filename', __FILE__) + +describe "ARGF.filename" do + it_behaves_like :argf_filename, :filename +end diff --git a/spec/rubyspec/core/argf/fileno_spec.rb b/spec/rubyspec/core/argf/fileno_spec.rb new file mode 100644 index 0000000000..b35047695c --- /dev/null +++ b/spec/rubyspec/core/argf/fileno_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/fileno', __FILE__) + +describe "ARGF.fileno" do + it_behaves_like :argf_fileno, :fileno +end diff --git a/spec/rubyspec/core/argf/fixtures/bin_file.txt b/spec/rubyspec/core/argf/fixtures/bin_file.txt new file mode 100644 index 0000000000..2545e9037e --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/bin_file.txt @@ -0,0 +1,2 @@ +test
+test
diff --git a/spec/rubyspec/core/argf/fixtures/encoding.rb b/spec/rubyspec/core/argf/fixtures/encoding.rb new file mode 100644 index 0000000000..6e87e64346 --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/encoding.rb @@ -0,0 +1,5 @@ +ARGF.binmode +puts ARGF.binmode? +puts ARGF.gets.encoding +ARGF.skip +puts ARGF.read.encoding diff --git a/spec/rubyspec/core/argf/fixtures/file1.txt b/spec/rubyspec/core/argf/fixtures/file1.txt new file mode 100644 index 0000000000..1c89bfbd82 --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/file1.txt @@ -0,0 +1,2 @@ +file1.1 +file1.2 diff --git a/spec/rubyspec/core/argf/fixtures/file2.txt b/spec/rubyspec/core/argf/fixtures/file2.txt new file mode 100644 index 0000000000..62e8dba00b --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/file2.txt @@ -0,0 +1,2 @@ +line2.1 +line2.2 diff --git a/spec/rubyspec/core/argf/fixtures/filename.rb b/spec/rubyspec/core/argf/fixtures/filename.rb new file mode 100644 index 0000000000..599c97dd57 --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/filename.rb @@ -0,0 +1,3 @@ +puts $FILENAME while ARGF.gets +# returns last current file even when closed +puts $FILENAME diff --git a/spec/rubyspec/core/argf/fixtures/lineno.rb b/spec/rubyspec/core/argf/fixtures/lineno.rb new file mode 100644 index 0000000000..079cc92e8e --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/lineno.rb @@ -0,0 +1,5 @@ +puts $. +ARGF.gets +puts $. +ARGF.gets +puts $. diff --git a/spec/rubyspec/core/argf/fixtures/rewind.rb b/spec/rubyspec/core/argf/fixtures/rewind.rb new file mode 100644 index 0000000000..90a334cd89 --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/rewind.rb @@ -0,0 +1,5 @@ +puts ARGF.lineno +ARGF.gets +puts ARGF.lineno +ARGF.rewind +puts ARGF.lineno diff --git a/spec/rubyspec/core/argf/fixtures/stdin.txt b/spec/rubyspec/core/argf/fixtures/stdin.txt new file mode 100644 index 0000000000..063cdcb1d4 --- /dev/null +++ b/spec/rubyspec/core/argf/fixtures/stdin.txt @@ -0,0 +1,2 @@ +stdin.1 +stdin.2 diff --git a/spec/rubyspec/core/argf/getc_spec.rb b/spec/rubyspec/core/argf/getc_spec.rb new file mode 100644 index 0000000000..de5e6fa73c --- /dev/null +++ b/spec/rubyspec/core/argf/getc_spec.rb @@ -0,0 +1,20 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/getc', __FILE__) + +describe "ARGF.getc" do + it_behaves_like :argf_getc, :getc +end + +describe "ARGF.getc" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "returns nil when end of stream reached" do + argf [@file1, @file2] do + @argf.read + @argf.getc.should == nil + end + end +end diff --git a/spec/rubyspec/core/argf/gets_spec.rb b/spec/rubyspec/core/argf/gets_spec.rb new file mode 100644 index 0000000000..b65aa076bd --- /dev/null +++ b/spec/rubyspec/core/argf/gets_spec.rb @@ -0,0 +1,51 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/gets', __FILE__) + +describe "ARGF.gets" do + it_behaves_like :argf_gets, :gets +end + +describe "ARGF.gets" do + it_behaves_like :argf_gets_inplace_edit, :gets +end + +describe "ARGF.gets" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + end + + it "returns nil when reaching end of files" do + argf [@file1_name, @file2_name] do + total = @file1.size + @file2.size + total.times { @argf.gets } + @argf.gets.should == nil + end + end + + with_feature :encoding do + before :each do + @external = Encoding.default_external + @internal = Encoding.default_internal + + Encoding.default_external = Encoding::UTF_8 + Encoding.default_internal = nil + end + + after :each do + Encoding.default_external = @external + Encoding.default_internal = @internal + end + + it "reads the contents of the file with default encoding" do + Encoding.default_external = Encoding::US_ASCII + argf [@file1_name, @file2_name] do + @argf.gets.encoding.should == Encoding::US_ASCII + end + end + end + +end diff --git a/spec/rubyspec/core/argf/lineno_spec.rb b/spec/rubyspec/core/argf/lineno_spec.rb new file mode 100644 index 0000000000..13b1916fb1 --- /dev/null +++ b/spec/rubyspec/core/argf/lineno_spec.rb @@ -0,0 +1,30 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.lineno" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + # TODO: break this into four specs + it "returns the current line number on each file" do + argf [@file1, @file2] do + @argf.lineno = 0 + @argf.gets + @argf.lineno.should == 1 + @argf.gets + @argf.lineno.should == 2 + @argf.gets + @argf.lineno.should == 3 + @argf.gets + @argf.lineno.should == 4 + end + end + + it "aliases to $." do + script = fixture __FILE__, "lineno.rb" + out = ruby_exe(script, args: [@file1, @file2]) + out.should == "0\n1\n2\n" + end +end diff --git a/spec/rubyspec/core/argf/lines_spec.rb b/spec/rubyspec/core/argf/lines_spec.rb new file mode 100644 index 0000000000..ea3578e3a2 --- /dev/null +++ b/spec/rubyspec/core/argf/lines_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/each_line', __FILE__) + +describe "ARGF.lines" do + it_behaves_like :argf_each_line, :lines +end diff --git a/spec/rubyspec/core/argf/path_spec.rb b/spec/rubyspec/core/argf/path_spec.rb new file mode 100644 index 0000000000..098de8693a --- /dev/null +++ b/spec/rubyspec/core/argf/path_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/filename', __FILE__) + +describe "ARGF.path" do + it_behaves_like :argf_filename, :path +end diff --git a/spec/rubyspec/core/argf/pos_spec.rb b/spec/rubyspec/core/argf/pos_spec.rb new file mode 100644 index 0000000000..b6e5c3a254 --- /dev/null +++ b/spec/rubyspec/core/argf/pos_spec.rb @@ -0,0 +1,38 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/pos', __FILE__) + +describe "ARGF.pos" do + it_behaves_like :argf_pos, :pos +end + +describe "ARGF.pos=" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + end + + # NOTE: this test assumes that fixtures files have two lines each + it "sets the correct position in files" do + argf [@file1_name, @file2_name] do + @argf.pos = @file1.first.size + @argf.gets.should == @file1.last + @argf.pos = 0 + @argf.gets.should == @file1.first + + # finish reading file1 + @argf.gets + + @argf.gets + @argf.pos = 1 + @argf.gets.should == @file2.first[1..-1] + + @argf.pos = @file2.first.size + @file2.last.size - 1 + @argf.gets.should == @file2.last[-1,1] + @argf.pos = 1000 + @argf.read.should == "" + end + end +end diff --git a/spec/rubyspec/core/argf/read_nonblock_spec.rb b/spec/rubyspec/core/argf/read_nonblock_spec.rb new file mode 100644 index 0000000000..8176a206e5 --- /dev/null +++ b/spec/rubyspec/core/argf/read_nonblock_spec.rb @@ -0,0 +1,82 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/read', __FILE__) + +platform_is_not :windows do + describe 'ARGF.read_nonblock' do + it_behaves_like :argf_read, :read_nonblock + + before do + @file1_name = fixture(__FILE__, 'file1.txt') + @file2_name = fixture(__FILE__, 'file2.txt') + + @file1 = File.read(@file1_name) + @file2 = File.read(@file2_name) + + @chunk1 = File.read(@file1_name, 4) + @chunk2 = File.read(@file2_name, 4) + end + + it 'reads up to the given amount of bytes' do + argf [@file1_name] do + @argf.read_nonblock(4).should == @chunk1 + end + end + + describe 'when using multiple files' do + it 'reads up to the given amount of bytes from the first file' do + argf [@file1_name, @file2_name] do + @argf.read_nonblock(4).should == @chunk1 + end + end + + it 'returns an empty String when reading after having read the first file in its entirety' do + argf [@file1_name, @file2_name] do + @argf.read_nonblock(File.size(@file1_name)).should == @file1 + @argf.read_nonblock(4).should == '' + end + end + end + + it 'reads up to the given bytes from STDIN' do + stdin = ruby_exe('print ARGF.read_nonblock(4)', :args => "< #{@file1_name}") + + stdin.should == @chunk1 + end + + it 'reads up to the given bytes from a file when a file and STDIN are present' do + stdin = ruby_exe("print ARGF.read_nonblock(4)", :args => "#{@file1_name} - < #{@file2_name}") + + stdin.should == @chunk1 + end + + context "with STDIN" do + before do + @r, @w = IO.pipe + @stdin = $stdin + $stdin = @r + end + + after do + $stdin = @stdin + @w.close + @r.close unless @r.closed? + end + + it 'raises IO::EAGAINWaitReadable when empty' do + argf ['-'] do + lambda { + @argf.read_nonblock(4) + }.should raise_error(IO::EAGAINWaitReadable) + end + end + + ruby_version_is "2.3" do + it 'returns :wait_readable when the :exception is set to false' do + argf ['-'] do + @argf.read_nonblock(4, nil, exception: false).should == :wait_readable + end + end + end + end + end +end diff --git a/spec/rubyspec/core/argf/read_spec.rb b/spec/rubyspec/core/argf/read_spec.rb new file mode 100644 index 0000000000..4eaaea46bb --- /dev/null +++ b/spec/rubyspec/core/argf/read_spec.rb @@ -0,0 +1,87 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/read', __FILE__) + +describe "ARGF.read" do + it_behaves_like :argf_read, :read + + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + @stdin_name = fixture __FILE__, "stdin.txt" + + @file1 = File.read @file1_name + @file2 = File.read @file2_name + @stdin = File.read @stdin_name + end + + it "reads the contents of a file" do + argf [@file1_name] do + @argf.read().should == @file1 + end + end + + it "treats first nil argument as no length limit" do + argf [@file1_name] do + @argf.read(nil).should == @file1 + end + end + + it "reads the contents of two files" do + argf [@file1_name, @file2_name] do + @argf.read.should == @file1 + @file2 + end + end + + it "reads the contents of one file and some characters from the second" do + argf [@file1_name, @file2_name] do + len = @file1.size + (@file2.size / 2) + @argf.read(len).should == (@file1 + @file2)[0,len] + end + end + + it "reads across two files consecutively" do + argf [@file1_name, @file2_name] do + @argf.read(@file1.size - 2).should == @file1[0..-3] + @argf.read(2+5).should == @file1[-2..-1] + @file2[0,5] + end + end + + it "reads the contents of stdin" do + stdin = ruby_exe("print ARGF.read", args: "< #{@stdin_name}") + stdin.should == @stdin + end + + it "reads the contents of one file and stdin" do + stdin = ruby_exe("print ARGF.read", args: "#{@file1_name} - < #{@stdin_name}") + stdin.should == @file1 + @stdin + end + + it "reads the contents of the same file twice" do + argf [@file1_name, @file1_name] do + @argf.read.should == @file1 + @file1 + end + end + + with_feature :encoding do + + before :each do + @external = Encoding.default_external + @internal = Encoding.default_internal + + Encoding.default_external = Encoding::UTF_8 + Encoding.default_internal = nil + end + + after :each do + Encoding.default_external = @external + Encoding.default_internal = @internal + end + + it "reads the contents of the file with default encoding" do + Encoding.default_external = Encoding::US_ASCII + argf [@file1_name, @file2_name] do + @argf.read.encoding.should == Encoding::US_ASCII + end + end + end +end diff --git a/spec/rubyspec/core/argf/readchar_spec.rb b/spec/rubyspec/core/argf/readchar_spec.rb new file mode 100644 index 0000000000..71e2a6c742 --- /dev/null +++ b/spec/rubyspec/core/argf/readchar_spec.rb @@ -0,0 +1,19 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/getc', __FILE__) + +describe "ARGF.getc" do + it_behaves_like :argf_getc, :readchar +end + +describe "ARGF.readchar" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "raises EOFError when end of stream reached" do + argf [@file1, @file2] do + lambda { while @argf.readchar; end }.should raise_error(EOFError) + end + end +end diff --git a/spec/rubyspec/core/argf/readline_spec.rb b/spec/rubyspec/core/argf/readline_spec.rb new file mode 100644 index 0000000000..d31cfce415 --- /dev/null +++ b/spec/rubyspec/core/argf/readline_spec.rb @@ -0,0 +1,23 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/gets', __FILE__) + +describe "ARGF.readline" do + it_behaves_like :argf_gets, :readline +end + +describe "ARGF.readline" do + it_behaves_like :argf_gets_inplace_edit, :readline +end + +describe "ARGF.readline" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "raises an EOFError when reaching end of files" do + argf [@file1, @file2] do + lambda { while @argf.readline; end }.should raise_error(EOFError) + end + end +end diff --git a/spec/rubyspec/core/argf/readlines_spec.rb b/spec/rubyspec/core/argf/readlines_spec.rb new file mode 100644 index 0000000000..8e68429aa8 --- /dev/null +++ b/spec/rubyspec/core/argf/readlines_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/readlines', __FILE__) + +describe "ARGF.readlines" do + it_behaves_like :argf_readlines, :readlines +end diff --git a/spec/rubyspec/core/argf/readpartial_spec.rb b/spec/rubyspec/core/argf/readpartial_spec.rb new file mode 100644 index 0000000000..61c330182c --- /dev/null +++ b/spec/rubyspec/core/argf/readpartial_spec.rb @@ -0,0 +1,77 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/read', __FILE__) + +describe "ARGF.readpartial" do + it_behaves_like :argf_read, :readpartial + + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + @stdin_name = fixture __FILE__, "stdin.txt" + + @file1 = File.read @file1_name + @file2 = File.read @file2_name + @stdin = File.read @stdin_name + end + + it "raises an ArgumentError if called without a maximum read length" do + argf [@file1_name] do + lambda { @argf.readpartial }.should raise_error(ArgumentError) + end + end + + it "reads maximum number of bytes from one file at a time" do + argf [@file1_name, @file2_name] do + len = @file1.size + @file2.size + @argf.readpartial(len).should == @file1 + end + end + + it "clears output buffer even if EOFError is raised because @argf is at end" do + begin + output = "to be cleared" + + argf [@file1_name] do + @argf.read + @argf.readpartial(1, output) + end + rescue EOFError + output.should == "" + end + end + + it "reads maximum number of bytes from one file at a time" do + argf [@file1_name, @file2_name] do + len = @file1.size + @file2.size + @argf.readpartial(len).should == @file1 + end + end + + it "returns an empty string if EOFError is raised while reading any but the last file" do + argf [@file1_name, @file2_name] do + @argf.readpartial(@file1.size) + @argf.readpartial(1).should == "" + end + end + + ruby_version_is "2.3" do + it "raises an EOFError if the exception was raised while reading the last file" do + argf [@file1_name, @file2_name] do + @argf.readpartial(@file1.size) + @argf.readpartial(1) + @argf.readpartial(@file2.size) + lambda { @argf.readpartial(1) }.should raise_error(EOFError) + lambda { @argf.readpartial(1) }.should raise_error(EOFError) + end + end + end + + it "raises an EOFError if the exception was raised while reading STDIN" do + ruby_str = <<-STR + print ARGF.readpartial(#{@stdin.size}) + ARGF.readpartial(1) rescue print $!.class + STR + stdin = ruby_exe(ruby_str, args: "< #{@stdin_name}", escape: true) + stdin.should == @stdin + "EOFError" + end +end diff --git a/spec/rubyspec/core/argf/rewind_spec.rb b/spec/rubyspec/core/argf/rewind_spec.rb new file mode 100644 index 0000000000..d6abc3a856 --- /dev/null +++ b/spec/rubyspec/core/argf/rewind_spec.rb @@ -0,0 +1,39 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.rewind" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + end + + # NOTE: this test assumes that fixtures files have two lines each + it "goes back to beginning of current file" do + argf [@file1_name, @file2_name] do + @argf.gets + @argf.rewind + @argf.gets.should == @file1.first + + @argf.gets # finish reading file1 + + @argf.gets + @argf.rewind + @argf.gets.should == @file2.first + end + end + + it "resets ARGF.lineno to 0" do + script = fixture __FILE__, "rewind.rb" + out = ruby_exe(script, args: [@file1_name, @file2_name]) + out.should == "0\n1\n0\n" + end + + it "raises an ArgumentError when end of stream reached" do + argf [@file1_name, @file2_name] do + @argf.read + lambda { @argf.rewind }.should raise_error(ArgumentError) + end + end +end diff --git a/spec/rubyspec/core/argf/seek_spec.rb b/spec/rubyspec/core/argf/seek_spec.rb new file mode 100644 index 0000000000..97dacb6cfc --- /dev/null +++ b/spec/rubyspec/core/argf/seek_spec.rb @@ -0,0 +1,63 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.seek" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + end + + it "sets the absolute position relative to beginning of file" do + argf [@file1_name, @file2_name] do + @argf.seek 2 + @argf.gets.should == @file1.first[2..-1] + @argf.seek @file1.first.size + @argf.gets.should == @file1.last + @argf.seek 0, IO::SEEK_END + @argf.gets.should == @file2.first + end + end + + it "sets the position relative to current position in file" do + argf [@file1_name, @file2_name] do + @argf.seek(0, IO::SEEK_CUR) + @argf.gets.should == @file1.first + @argf.seek(-@file1.first.size+2, IO::SEEK_CUR) + @argf.gets.should == @file1.first[2..-1] + @argf.seek(1, IO::SEEK_CUR) + @argf.gets.should == @file1.last[1..-1] + @argf.seek(3, IO::SEEK_CUR) + @argf.gets.should == @file2.first + @argf.seek(@file1.last.size, IO::SEEK_CUR) + @argf.gets.should == nil + end + end + + it "sets the absolute position relative to end of file" do + argf [@file1_name, @file2_name] do + @argf.seek(-@file1.first.size-@file1.last.size, IO::SEEK_END) + @argf.gets.should == @file1.first + @argf.seek(-6, IO::SEEK_END) + @argf.gets.should == @file1.last[-6..-1] + @argf.seek(-4, IO::SEEK_END) + @argf.gets.should == @file1.last[4..-1] + @argf.gets.should == @file2.first + @argf.seek(-6, IO::SEEK_END) + @argf.gets.should == @file2.last[-6..-1] + end + end +end + +describe "ARGF.seek" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + end + + it "takes at least one argument (offset)" do + argf [@file1_name] do + lambda { @argf.seek }.should raise_error(ArgumentError) + end + end +end diff --git a/spec/rubyspec/core/argf/set_encoding_spec.rb b/spec/rubyspec/core/argf/set_encoding_spec.rb new file mode 100644 index 0000000000..16d49a8c44 --- /dev/null +++ b/spec/rubyspec/core/argf/set_encoding_spec.rb @@ -0,0 +1,28 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +# These specs need to be run to a separate process as there is no way to reset ARGF encoding +describe "ARGF.set_encoding" do + before :each do + @file = fixture __FILE__, "file1.txt" + end + + it "sets the external encoding when passed an encoding instance" do + enc = ruby_exe('ARGF.set_encoding(Encoding::UTF_8); print ARGF.gets.encoding', args: [@file]) + enc.should == "UTF-8" + end + + it "sets the external encoding when passed an encoding name" do + enc = ruby_exe('ARGF.set_encoding("utf-8"); print ARGF.gets.encoding', args: [@file]) + enc.should == "UTF-8" + end + + it "sets the external, internal encoding when passed two encoding instances" do + enc = ruby_exe('ARGF.set_encoding(Encoding::UTF_8, Encoding::EUC_JP); print ARGF.gets.encoding', args: [@file]) + enc.should == "EUC-JP" + end + + it "sets the external, internal encoding when passed 'ext:int' String" do + enc = ruby_exe('ARGF.set_encoding("utf-8:euc-jp"); print ARGF.gets.encoding', args: [@file]) + enc.should == "EUC-JP" + end +end diff --git a/spec/rubyspec/core/argf/shared/each_byte.rb b/spec/rubyspec/core/argf/shared/each_byte.rb new file mode 100644 index 0000000000..6b1dc1dae2 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/each_byte.rb @@ -0,0 +1,58 @@ +describe :argf_each_byte, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @bytes = [] + File.read(@file1_name).each_byte { |b| @bytes << b } + File.read(@file2_name).each_byte { |b| @bytes << b } + end + + it "yields each byte of all streams to the passed block" do + argf [@file1_name, @file2_name] do + bytes = [] + @argf.send(@method) { |b| bytes << b } + bytes.should == @bytes + end + end + + it "returns self when passed a block" do + argf [@file1_name, @file2_name] do + @argf.send(@method) {}.should equal(@argf) + end + end + + it "returns an Enumerator when passed no block" do + argf [@file1_name, @file2_name] do + enum = @argf.send(@method) + enum.should be_an_instance_of(Enumerator) + + bytes = [] + enum.each { |b| bytes << b } + bytes.should == @bytes + end + end + + describe "when no block is given" do + it "returns an Enumerator" do + argf [@file1_name, @file2_name] do + enum = @argf.send(@method) + enum.should be_an_instance_of(Enumerator) + + bytes = [] + enum.each { |b| bytes << b } + bytes.should == @bytes + end + end + + describe "returned Enumerator" do + describe "size" do + it "should return nil" do + argf [@file1_name, @file2_name] do + @argf.send(@method).size.should == nil + end + end + end + end + end +end diff --git a/spec/rubyspec/core/argf/shared/each_char.rb b/spec/rubyspec/core/argf/shared/each_char.rb new file mode 100644 index 0000000000..9e333ecc5b --- /dev/null +++ b/spec/rubyspec/core/argf/shared/each_char.rb @@ -0,0 +1,58 @@ +describe :argf_each_char, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @chars = [] + File.read(@file1_name).each_char { |c| @chars << c } + File.read(@file2_name).each_char { |c| @chars << c } + end + + it "yields each char of all streams to the passed block" do + argf [@file1_name, @file2_name] do + chars = [] + @argf.send(@method) { |c| chars << c } + chars.should == @chars + end + end + + it "returns self when passed a block" do + argf [@file1_name, @file2_name] do + @argf.send(@method) {}.should equal(@argf) + end + end + + it "returns an Enumerator when passed no block" do + argf [@file1_name, @file2_name] do + enum = @argf.send(@method) + enum.should be_an_instance_of(Enumerator) + + chars = [] + enum.each { |c| chars << c } + chars.should == @chars + end + end + + describe "when no block is given" do + it "returns an Enumerator" do + argf [@file1_name, @file2_name] do + enum = @argf.send(@method) + enum.should be_an_instance_of(Enumerator) + + chars = [] + enum.each { |c| chars << c } + chars.should == @chars + end + end + + describe "returned Enumerator" do + describe "size" do + it "should return nil" do + argf [@file1_name, @file2_name] do + @argf.send(@method).size.should == nil + end + end + end + end + end +end diff --git a/spec/rubyspec/core/argf/shared/each_codepoint.rb b/spec/rubyspec/core/argf/shared/each_codepoint.rb new file mode 100644 index 0000000000..e2a2dfff46 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/each_codepoint.rb @@ -0,0 +1,58 @@ +describe :argf_each_codepoint, shared: true do + before :each do + file1_name = fixture __FILE__, "file1.txt" + file2_name = fixture __FILE__, "file2.txt" + @filenames = [file1_name, file2_name] + + @codepoints = File.read(file1_name).codepoints + @codepoints.concat File.read(file2_name).codepoints + end + + it "is a public method" do + argf @filenames do + @argf.public_methods(false).should include(@method) + end + end + + it "does not require arguments" do + argf @filenames do + @argf.method(@method).arity.should == 0 + end + end + + it "returns self when passed a block" do + argf @filenames do + @argf.send(@method) {}.should equal(@argf) + end + end + + it "returns an Enumerator when passed no block" do + argf @filenames do + @argf.send(@method).should be_an_instance_of(Enumerator) + end + end + + it "yields each codepoint of all streams" do + argf @filenames do + @argf.send(@method).to_a.should == @codepoints + end + end + + describe "when no block is given" do + it "returns an Enumerator" do + argf @filenames do + @argf.send(@method).should be_an_instance_of(Enumerator) + end + end + + describe "returned Enumerator" do + describe "size" do + it "should return nil" do + argf @filenames do + @argf.send(@method).size.should == nil + end + end + end + end + end +end diff --git a/spec/rubyspec/core/argf/shared/each_line.rb b/spec/rubyspec/core/argf/shared/each_line.rb new file mode 100644 index 0000000000..c0ef77dc54 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/each_line.rb @@ -0,0 +1,62 @@ +describe :argf_each_line, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @lines = File.readlines @file1_name + @lines += File.readlines @file2_name + end + + it "is a public method" do + argf [@file1_name, @file2_name] do + @argf.public_methods(false).should include(@method) + end + end + + it "requires multiple arguments" do + argf [@file1_name, @file2_name] do + @argf.method(@method).arity.should < 0 + end + end + + it "reads each line of files" do + argf [@file1_name, @file2_name] do + lines = [] + @argf.send(@method) { |b| lines << b } + lines.should == @lines + end + end + + it "returns self when passed a block" do + argf [@file1_name, @file2_name] do + @argf.send(@method) {}.should equal(@argf) + end + end + + describe "with a separator" do + it "yields each separated section of all streams" do + argf [@file1_name, @file2_name] do + @argf.send(@method, '.').to_a.should == + (File.readlines(@file1_name, '.') + File.readlines(@file2_name, '.')) + end + end + end + + describe "when no block is given" do + it "returns an Enumerator" do + argf [@file1_name, @file2_name] do + @argf.send(@method).should be_an_instance_of(Enumerator) + end + end + + describe "returned Enumerator" do + describe "size" do + it "should return nil" do + argf [@file1_name, @file2_name] do + @argf.send(@method).size.should == nil + end + end + end + end + end +end diff --git a/spec/rubyspec/core/argf/shared/eof.rb b/spec/rubyspec/core/argf/shared/eof.rb new file mode 100644 index 0000000000..bba18ede50 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/eof.rb @@ -0,0 +1,24 @@ +describe :argf_eof, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + it "returns true when reaching the end of a file" do + argf [@file1, @file2] do + result = [] + while @argf.gets + result << @argf.send(@method) + end + result.should == [false, true, false, true] + end + end + + it "raises IOError when called on a closed stream" do + argf [@file1] do + @argf.read + lambda { @argf.send(@method) }.should raise_error(IOError) + end + end +end diff --git a/spec/rubyspec/core/argf/shared/filename.rb b/spec/rubyspec/core/argf/shared/filename.rb new file mode 100644 index 0000000000..f47c673dc0 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/filename.rb @@ -0,0 +1,28 @@ +describe :argf_filename, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + it "returns the current file name on each file" do + argf [@file1, @file2] do + result = [] + # returns first current file even when not yet open + result << @argf.send(@method) + result << @argf.send(@method) while @argf.gets + # returns last current file even when closed + result << @argf.send(@method) + + result.map! { |f| File.expand_path(f) } + result.should == [@file1, @file1, @file1, @file2, @file2, @file2] + end + end + + # NOTE: this test assumes that fixtures files have two lines each + it "sets the $FILENAME global variable with the current file name on each file" do + script = fixture __FILE__, "filename.rb" + out = ruby_exe(script, args: [@file1, @file2]) + out.should == "#{@file1}\n#{@file1}\n#{@file2}\n#{@file2}\n#{@file2}\n" + end +end diff --git a/spec/rubyspec/core/argf/shared/fileno.rb b/spec/rubyspec/core/argf/shared/fileno.rb new file mode 100644 index 0000000000..891e250ad9 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/fileno.rb @@ -0,0 +1,24 @@ +describe :argf_fileno, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + it "returns the current file number on each file" do + argf [@file1, @file2] do + result = [] + # returns first current file even when not yet open + result << @argf.send(@method) while @argf.gets + # returns last current file even when closed + result.map { |d| d.class }.should == [Fixnum, Fixnum, Fixnum, Fixnum] + end + end + + it "raises an ArgumentError when called on a closed stream" do + argf [@file1] do + @argf.read + lambda { @argf.send(@method) }.should raise_error(ArgumentError) + end + end +end diff --git a/spec/rubyspec/core/argf/shared/getc.rb b/spec/rubyspec/core/argf/shared/getc.rb new file mode 100644 index 0000000000..8be39c60b6 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/getc.rb @@ -0,0 +1,17 @@ +describe :argf_getc, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + + @chars = File.read @file1 + @chars += File.read @file2 + end + + it "reads each char of files" do + argf [@file1, @file2] do + chars = "" + @chars.size.times { chars << @argf.send(@method) } + chars.should == @chars + end + end +end diff --git a/spec/rubyspec/core/argf/shared/gets.rb b/spec/rubyspec/core/argf/shared/gets.rb new file mode 100644 index 0000000000..160d24c27b --- /dev/null +++ b/spec/rubyspec/core/argf/shared/gets.rb @@ -0,0 +1,99 @@ +describe :argf_gets, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + @stdin_name = fixture __FILE__, "stdin.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + @stdin = File.read @stdin_name + end + + it "reads one line of a file" do + argf [@file1_name] do + @argf.send(@method).should == @file1.first + end + end + + it "reads all lines of a file" do + argf [@file1_name] do + lines = [] + @file1.size.times { lines << @argf.send(@method) } + lines.should == @file1 + end + end + + it "reads all lines of stdin" do + total = @stdin.count $/ + stdin = ruby_exe( + "#{total}.times { print ARGF.send(#{@method.inspect}) }", + args: "< #{@stdin_name}") + stdin.should == @stdin + end + + it "reads all lines of two files" do + argf [@file1_name, @file2_name] do + total = @file1.size + @file2.size + lines = [] + total.times { lines << @argf.send(@method) } + lines.should == @file1 + @file2 + end + end + + it "sets $_ global variable with each line read" do + argf [@file1_name, @file2_name] do + total = @file1.size + @file2.size + total.times do + line = @argf.send(@method) + $_.should == line + end + end + end +end + +describe :argf_gets_inplace_edit, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @tmp1_name = tmp "file1.txt" + @tmp2_name = tmp "file2.txt" + + @tmp1_name_bak = @tmp1_name + ".bak" + @tmp2_name_bak = @tmp2_name + ".bak" + + cp @file1_name, @tmp1_name + cp @file2_name, @tmp2_name + + method = "ARGF.send(#{@method.inspect})" + @code = "begin while line = #{method} do puts 'x' end rescue EOFError; end" + end + + after :each do + rm_r @tmp1_name, @tmp2_name, @tmp1_name_bak, @tmp2_name_bak + end + + # -i with no backup extension is not supported on Windows + platform_is_not :windows do + it "modifies the files when in place edit mode is on" do + ruby_exe(@code, + options: "-i", + args: "#{@tmp1_name} #{@tmp2_name}") + + File.read(@tmp1_name).should == "x\nx\n" + File.read(@tmp2_name).should == "x\nx\n" + end + end + + it "modifies and backups two files when in place edit mode is on" do + ruby_exe(@code, + options: "-i.bak", + args: "#{@tmp1_name} #{@tmp2_name}") + + File.read(@tmp1_name).should == "x\nx\n" + File.read(@tmp2_name).should == "x\nx\n" + + File.read(@tmp1_name_bak).should == "file1.1\nfile1.2\n" + File.read(@tmp2_name_bak).should == "line2.1\nline2.2\n" + end +end diff --git a/spec/rubyspec/core/argf/shared/pos.rb b/spec/rubyspec/core/argf/shared/pos.rb new file mode 100644 index 0000000000..f7184f3d7c --- /dev/null +++ b/spec/rubyspec/core/argf/shared/pos.rb @@ -0,0 +1,31 @@ +describe :argf_pos, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "gives the correct position for each read operation" do + argf [@file1, @file2] do + size1 = File.size(@file1) + size2 = File.size(@file2) + + @argf.read(2) + @argf.send(@method).should == 2 + @argf.read(size1-2) + @argf.send(@method).should == size1 + @argf.read(6) + @argf.send(@method).should == 6 + @argf.rewind + @argf.send(@method).should == 0 + @argf.read(size2) + @argf.send(@method).should == size2 + end + end + + it "raises an ArgumentError when called on a closed stream" do + argf [@file1] do + @argf.read + lambda { @argf.send(@method) }.should raise_error(ArgumentError) + end + end +end diff --git a/spec/rubyspec/core/argf/shared/read.rb b/spec/rubyspec/core/argf/shared/read.rb new file mode 100644 index 0000000000..fe903983c0 --- /dev/null +++ b/spec/rubyspec/core/argf/shared/read.rb @@ -0,0 +1,58 @@ +describe :argf_read, shared: true do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @stdin_name = fixture __FILE__, "stdin.txt" + + @file1 = File.read @file1_name + @stdin = File.read @stdin_name + end + + it "treats second nil argument as no output buffer" do + argf [@file1_name] do + @argf.send(@method, @file1.size, nil).should == @file1 + end + end + + it "treats second argument as an output buffer" do + argf [@file1_name] do + buffer = "" + @argf.send(@method, @file1.size, buffer) + buffer.should == @file1 + end + end + + it "clears output buffer before appending to it" do + argf [@file1_name] do + buffer = "to be cleared" + @argf.send(@method, @file1.size, buffer) + buffer.should == @file1 + end + end + + it "reads a number of bytes from the first file" do + argf [@file1_name] do + @argf.send(@method, 5).should == @file1[0, 5] + end + end + + it "reads from a single file consecutively" do + argf [@file1_name] do + @argf.send(@method, 1).should == @file1[0, 1] + @argf.send(@method, 2).should == @file1[1, 2] + @argf.send(@method, 3).should == @file1[3, 3] + end + end + + it "reads a number of bytes from stdin" do + stdin = ruby_exe("print ARGF.#{@method}(10)", :args => "< #{@stdin_name}") + stdin.should == @stdin[0, 10] + end + + platform_is_not :windows do + it "reads the contents of a special device file" do + argf ['/dev/zero'] do + @argf.send(@method, 100).should == "\000" * 100 + end + end + end +end diff --git a/spec/rubyspec/core/argf/shared/readlines.rb b/spec/rubyspec/core/argf/shared/readlines.rb new file mode 100644 index 0000000000..505fa94acb --- /dev/null +++ b/spec/rubyspec/core/argf/shared/readlines.rb @@ -0,0 +1,22 @@ +describe :argf_readlines, shared: true do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + + @lines = File.readlines(@file1) + @lines += File.readlines(@file2) + end + + it "reads all lines of all files" do + argf [@file1, @file2] do + @argf.send(@method).should == @lines + end + end + + it "returns an empty Array when end of stream reached" do + argf [@file1, @file2] do + @argf.read + @argf.send(@method).should == [] + end + end +end diff --git a/spec/rubyspec/core/argf/skip_spec.rb b/spec/rubyspec/core/argf/skip_spec.rb new file mode 100644 index 0000000000..5f5e9eb79a --- /dev/null +++ b/spec/rubyspec/core/argf/skip_spec.rb @@ -0,0 +1,42 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.skip" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file2 = File.readlines @file2_name + end + + it "skips the current file" do + argf [@file1_name, @file2_name] do + @argf.read(1) + @argf.skip + @argf.gets.should == @file2.first + end + end + + it "has no effect when called twice in a row" do + argf [@file1_name, @file2_name] do + @argf.read(1) + @argf.skip + @argf.skip + @argf.gets.should == @file2.first + end + end + + it "has no effect at end of stream" do + argf [@file1_name, @file2_name] do + @argf.read + @argf.skip + @argf.gets.should == nil + end + end + + # This bypasses argf helper because the helper will call argf.file + # which as a side-effect calls argf.file which will initialize + # internals of ARGF enough for this to work. + it "has no effect when nothing has been processed yet" do + lambda { ARGF.class.new(@file1_name).skip }.should_not raise_error + end +end diff --git a/spec/rubyspec/core/argf/tell_spec.rb b/spec/rubyspec/core/argf/tell_spec.rb new file mode 100644 index 0000000000..bcd824f087 --- /dev/null +++ b/spec/rubyspec/core/argf/tell_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/pos', __FILE__) + +describe "ARGF.tell" do + it_behaves_like :argf_pos, :tell +end diff --git a/spec/rubyspec/core/argf/to_a_spec.rb b/spec/rubyspec/core/argf/to_a_spec.rb new file mode 100644 index 0000000000..75b5c10c9b --- /dev/null +++ b/spec/rubyspec/core/argf/to_a_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/readlines', __FILE__) + +describe "ARGF.to_a" do + it_behaves_like :argf_readlines, :to_a +end diff --git a/spec/rubyspec/core/argf/to_i_spec.rb b/spec/rubyspec/core/argf/to_i_spec.rb new file mode 100644 index 0000000000..27359014af --- /dev/null +++ b/spec/rubyspec/core/argf/to_i_spec.rb @@ -0,0 +1,6 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/fileno', __FILE__) + +describe "ARGF.to_i" do + it_behaves_like :argf_fileno, :to_i +end diff --git a/spec/rubyspec/core/argf/to_io_spec.rb b/spec/rubyspec/core/argf/to_io_spec.rb new file mode 100644 index 0000000000..0575c35f25 --- /dev/null +++ b/spec/rubyspec/core/argf/to_io_spec.rb @@ -0,0 +1,23 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.to_io" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + # NOTE: this test assumes that fixtures files have two lines each + it "returns the IO of the current file" do + argf [@file1, @file2] do + result = [] + 4.times do + @argf.gets + result << @argf.to_io + end + + result.each { |io| io.should be_kind_of(IO) } + result[0].should == result[1] + result[2].should == result[3] + end + end +end diff --git a/spec/rubyspec/core/argf/to_s_spec.rb b/spec/rubyspec/core/argf/to_s_spec.rb new file mode 100644 index 0000000000..0128049c3f --- /dev/null +++ b/spec/rubyspec/core/argf/to_s_spec.rb @@ -0,0 +1,14 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ARGF.to_s" do + before :each do + @file1 = fixture __FILE__, "file1.txt" + @file2 = fixture __FILE__, "file2.txt" + end + + it "returns 'ARGF'" do + argf [@file1, @file2] do + @argf.to_s.should == "ARGF" + end + end +end |