1 files changed, 162 insertions, 0 deletions
diff --git a/spec/rubyspec/core/file/new_spec.rb b/spec/rubyspec/core/file/new_spec.rb
new file mode 100644
index 0000000000..3c72ac48e5
--- /dev/null
+++ b/spec/rubyspec/core/file/new_spec.rb
@@ -0,0 +1,162 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../shared/open', __FILE__)
+
+describe "File.new" do
+  before :each do
+    @file = tmp('test.txt')
+    @fh = nil
+    @flags = File::CREAT | File::TRUNC | File::WRONLY
+    touch @file
+  end
+
+  after :each do
+    @fh.close if @fh
+    rm_r @file
+  end
+
+  it "returns a new File with mode string" do
+    @fh = File.new(@file, 'w')
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "returns a new File with mode num" do
+    @fh = File.new(@file, @flags)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "returns a new File with modus num and permissions" do
+    rm_r @file
+    File.umask(0011)
+    @fh = File.new(@file, @flags, 0755)
+    @fh.should be_kind_of(File)
+    platform_is_not :windows do
+      File.stat(@file).mode.to_s(8).should == "100744"
+    end
+    File.exist?(@file).should == true
+  end
+
+  it "creates the file and returns writable descriptor when called with 'w' mode and r-o permissions" do
+    # it should be possible to write to such a file via returned descriptior,
+    # even though the file permissions are r-r-r.
+
+    rm_r @file
+    begin
+      f = File.new(@file, "w", 0444)
+      lambda { f.puts("test") }.should_not raise_error(IOError)
+    ensure
+      f.close
+    end
+    File.exist?(@file).should == true
+    File.read(@file).should == "test\n"
+  end
+
+  platform_is_not :windows do
+    it "opens the existing file, does not change permissions even when they are specified" do
+      File.chmod(0644, @file)           # r-w perms
+      orig_perms = File.stat(@file).mode & 0777
+      begin
+        f = File.new(@file, "w", 0444)    # r-o perms, but they should be ignored
+        f.puts("test")
+      ensure
+        f.close
+      end
+      perms = File.stat(@file).mode & 0777
+      perms.should == orig_perms
+
+      # it should be still possible to read from the file
+      File.read(@file).should == "test\n"
+    end
+  end
+
+  it "returns a new File with modus fd" do
+    @fh = File.new(@file)
+    fh_copy = File.new(@fh.fileno)
+    fh_copy.autoclose = false
+    fh_copy.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "creates a new file when use File::EXCL mode" do
+    @fh = File.new(@file, File::EXCL)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "raises an Errorno::EEXIST if the file exists when create a new file with File::CREAT|File::EXCL" do
+    lambda { @fh = File.new(@file, File::CREAT|File::EXCL) }.should raise_error(Errno::EEXIST)
+  end
+
+  it "creates a new file when use File::WRONLY|File::APPEND mode" do
+    @fh = File.new(@file, File::WRONLY|File::APPEND)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "returns a new File when use File::APPEND mode" do
+    @fh = File.new(@file, File::APPEND)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "returns a new File when use File::RDONLY|File::APPEND mode" do
+    @fh = File.new(@file, File::RDONLY|File::APPEND)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "returns a new File when use File::RDONLY|File::WRONLY mode" do
+    @fh = File.new(@file, File::RDONLY|File::WRONLY)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+
+  it "creates a new file when use File::WRONLY|File::TRUNC mode" do
+    @fh = File.new(@file, File::WRONLY|File::TRUNC)
+    @fh.should be_kind_of(File)
+    File.exist?(@file).should == true
+  end
+
+  it "coerces filename using to_str" do
+    name = mock("file")
+    name.should_receive(:to_str).and_return(@file)
+    @fh = File.new(name, "w")
+    File.exist?(@file).should == true
+  end
+
+  it "coerces filename using #to_path" do
+    name = mock("file")
+    name.should_receive(:to_path).and_return(@file)
+    @fh = File.new(name, "w")
+    File.exist?(@file).should == true
+  end
+
+  it "raises a TypeError if the first parameter can't be coerced to a string" do
+    lambda { File.new(true) }.should raise_error(TypeError)
+    lambda { File.new(false) }.should raise_error(TypeError)
+  end
+
+  it "raises a TypeError if the first parameter is nil" do
+    lambda { File.new(nil) }.should raise_error(TypeError)
+  end
+
+  it "raises an Errno::EBADF if the first parameter is an invalid file descriptor" do
+    lambda { File.new(-1) }.should raise_error(Errno::EBADF)
+  end
+
+  platform_is_not :windows do
+    it "can't alter mode or permissions when opening a file" do
+      @fh = File.new(@file)
+      lambda {
+        f = File.new(@fh.fileno, @flags)
+        f.autoclose = false
+      }.should raise_error(Errno::EINVAL)
+    end
+  end
+
+  platform_is_not :windows do
+    it_behaves_like :open_directory, :new
+  end
+end