1 files changed, 239 insertions, 0 deletions
diff --git a/spec/ruby/core/file/chmod_spec.rb b/spec/ruby/core/file/chmod_spec.rb
new file mode 100644
index 0000000000..8590f3008d
--- /dev/null
+++ b/spec/ruby/core/file/chmod_spec.rb
@@ -0,0 +1,239 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "File#chmod" do
+  before :each do
+    @filename = tmp('i_exist.exe')
+    @file = File.open(@filename, 'w')
+  end
+
+  after :each do
+    @file.close
+    rm_r @filename
+  end
+
+  it "returns 0 if successful" do
+    @file.chmod(0755).should == 0
+  end
+
+  platform_is_not :freebsd, :netbsd, :openbsd do
+    it "always succeeds with any numeric values" do
+      vals = [-2**30, -2**16, -2**8, -2, -1,
+        -0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8, 2**16, 2**30]
+      vals.each { |v|
+        lambda { @file.chmod(v) }.should_not raise_error
+      }
+    end
+  end
+
+  # -256, -2 and -1 raise Errno::E079 on FreeBSD
+  # -256, -2 and -1 raise Errno::EFTYPE on NetBSD
+  platform_is :freebsd, :netbsd do
+    it "always succeeds with any numeric values" do
+      vals = [-2**30, -2**16, #-2**8, -2, -1,
+        -0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8, 2**16, 2**30]
+      vals.each { |v|
+        lambda { @file.chmod(v) }.should_not raise_error
+      }
+    end
+  end
+
+  # -256, -2 and -1 raise Errno::EINVAL on OpenBSD
+  platform_is :openbsd do
+    it "always succeeds with any numeric values" do
+      vals = [#-2**30, -2**16, -2**8, -2, -1,
+        -0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8]#, 2**16, 2**30
+      vals.each { |v|
+        lambda { @file.chmod(v) }.should_not raise_error
+      }
+    end
+  end
+  it "invokes to_int on non-integer argument" do
+    mode = File.stat(@filename).mode
+    (obj = mock('mode')).should_receive(:to_int).and_return(mode)
+    @file.chmod(obj)
+    File.stat(@filename).mode.should == mode
+  end
+
+  platform_is :windows do
+    it "with '0444' makes file readable and executable but not writable" do
+      @file.chmod(0444)
+      File.readable?(@filename).should == true
+      File.writable?(@filename).should == false
+      File.executable?(@filename).should == true
+    end
+
+    it "with '0644' makes file readable and writable and also executable" do
+      @file.chmod(0644)
+      File.readable?(@filename).should == true
+      File.writable?(@filename).should == true
+      File.executable?(@filename).should == true
+    end
+  end
+
+  platform_is_not :windows do
+    it "with '0222' makes file writable but not readable or executable" do
+      @file.chmod(0222)
+      File.readable?(@filename).should == false
+      File.writable?(@filename).should == true
+      File.executable?(@filename).should == false
+    end
+
+    it "with '0444' makes file readable but not writable or executable" do
+      @file.chmod(0444)
+      File.readable?(@filename).should == true
+      File.writable?(@filename).should == false
+      File.executable?(@filename).should == false
+    end
+
+    it "with '0666' makes file readable and writable but not executable" do
+      @file.chmod(0666)
+      File.readable?(@filename).should == true
+      File.writable?(@filename).should == true
+      File.executable?(@filename).should == false
+    end
+
+    it "with '0111' makes file executable but not readable or writable" do
+      @file.chmod(0111)
+      File.readable?(@filename).should == false
+      File.writable?(@filename).should == false
+      File.executable?(@filename).should == true
+    end
+
+    it "modifies the permission bits of the files specified" do
+      @file.chmod(0755)
+      File.stat(@filename).mode.should == 33261
+    end
+  end
+end
+
+describe "File.chmod" do
+  before :each do
+    @file = tmp('i_exist.exe')
+    touch @file
+    @count = File.chmod(0755, @file)
+  end
+
+  after :each do
+    rm_r @file
+  end
+
+  it "returns the number of files modified" do
+    @count.should == 1
+  end
+
+  platform_is_not :freebsd, :netbsd, :openbsd do
+    it "always succeeds with any numeric values" do
+      vals = [-2**30, -2**16, -2**8, -2, -1,
+        -0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8, 2**16, 2**30]
+      vals.each { |v|
+        lambda { File.chmod(v, @file) }.should_not raise_error
+      }
+    end
+  end
+
+  # -256, -2 and -1 raise Errno::E079 on FreeBSD
+  # -256, -2 and -1 raise Errno::EFTYPE on NetBSD
+  platform_is :freebsd, :netbsd do
+    it "always succeeds with any numeric values" do
+      vals = [-2**30, -2**16, #-2**8, -2, -1,
+        -0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8, 2**16, 2**30]
+      vals.each { |v|
+        lambda { File.chmod(v, @file) }.should_not raise_error
+      }
+    end
+  end
+
+  platform_is :openbsd do
+    it "succeeds with valid values" do
+      vals = [-0.5, 0, 1, 2, 5.555575, 16, 32, 64, 2**8]
+      vals.each { |v|
+        lambda { File.chmod(v, @file) }.should_not raise_error
+      }
+    end
+
+    it "fails with invalid values" do
+      vals = [-2**30, -2**16, -2**8, -2, -1, 2**16, 2**30]
+      vals.each { |v|
+        lambda { File.chmod(v, @file) }.should raise_error(Errno::EINVAL)
+      }
+    end
+  end
+
+  it "accepts an object that has a #to_path method" do
+    File.chmod(0, mock_to_path(@file))
+  end
+
+  it "throws a TypeError if the given path is not coercable into a string" do
+    lambda { File.chmod(0, []) }.should raise_error(TypeError)
+  end
+
+  it "raises an error for a non existent path" do
+    lambda {
+      File.chmod(0644, "#{@file}.not.existing")
+    }.should raise_error(Errno::ENOENT)
+  end
+
+  it "invokes to_int on non-integer argument" do
+    mode = File.stat(@file).mode
+    (obj = mock('mode')).should_receive(:to_int).and_return(mode)
+    File.chmod(obj, @file)
+    File.stat(@file).mode.should == mode
+  end
+
+  it "invokes to_str on non-string file names" do
+    mode = File.stat(@file).mode
+    (obj = mock('path')).should_receive(:to_str).and_return(@file)
+    File.chmod(mode, obj)
+    File.stat(@file).mode.should == mode
+  end
+
+  platform_is :windows do
+    it "with '0444' makes file readable and executable but not writable" do
+      File.chmod(0444, @file)
+      File.readable?(@file).should == true
+      File.writable?(@file).should == false
+      File.executable?(@file).should == true
+    end
+
+    it "with '0644' makes file readable and writable and also executable" do
+      File.chmod(0644, @file)
+      File.readable?(@file).should == true
+      File.writable?(@file).should == true
+      File.executable?(@file).should == true
+    end
+  end
+
+  platform_is_not :windows do
+    it "with '0222' makes file writable but not readable or executable" do
+      File.chmod(0222, @file)
+      File.readable?(@file).should == false
+      File.writable?(@file).should == true
+      File.executable?(@file).should == false
+    end
+
+    it "with '0444' makes file readable but not writable or executable" do
+      File.chmod(0444, @file)
+      File.readable?(@file).should == true
+      File.writable?(@file).should == false
+      File.executable?(@file).should == false
+    end
+
+    it "with '0666' makes file readable and writable but not executable" do
+      File.chmod(0666, @file)
+      File.readable?(@file).should == true
+      File.writable?(@file).should == true
+      File.executable?(@file).should == false
+    end
+
+    it "with '0111' makes file executable but not readable or writable" do
+      File.chmod(0111, @file)
+      File.readable?(@file).should == false
+      File.writable?(@file).should == false
+      File.executable?(@file).should == true
+    end
+
+    it "modifies the permission bits of the files specified" do
+      File.stat(@file).mode.should == 33261
+    end
+  end
+end