1describe :file_directory, shared: true do
2  before :each do
3    @dir = tmp("file_directory")
4    @file = tmp("file_directory.txt")
5
6    mkdir_p @dir
7    touch @file
8  end
9
10  after :each do
11    rm_r @dir, @file
12  end
13
14  it "returns true if the argument is a directory" do
15    @object.send(@method, @dir).should be_true
16  end
17
18  it "returns false if the argument is not a directory" do
19    @object.send(@method, @file).should be_false
20  end
21
22  it "accepts an object that has a #to_path method" do
23    @object.send(@method, mock_to_path(@dir)).should be_true
24  end
25
26  it "raises a TypeError when passed an Integer" do
27    lambda { @object.send(@method, 1) }.should raise_error(TypeError)
28    lambda { @object.send(@method, bignum_value) }.should raise_error(TypeError)
29  end
30
31  it "raises a TypeError when passed nil" do
32    lambda { @object.send(@method, nil) }.should raise_error(TypeError)
33  end
34end
35
36describe :file_directory_io, shared: true do
37  before :each do
38    @dir = tmp("file_directory_io")
39    @file = tmp("file_directory_io.txt")
40
41    mkdir_p @dir
42    touch @file
43  end
44
45  after :each do
46    rm_r @dir, @file
47  end
48
49  it "returns false if the argument is an IO that's not a directory" do
50    @object.send(@method, STDIN).should be_false
51  end
52
53  platform_is_not :windows do
54    it "returns true if the argument is an IO that is a directory" do
55      File.open(@dir, "r") do |f|
56        @object.send(@method, f).should be_true
57      end
58    end
59  end
60
61  it "calls #to_io to convert a non-IO object" do
62    io = mock('FileDirectoryIO')
63    io.should_receive(:to_io).and_return(STDIN)
64    @object.send(@method, io).should be_false
65  end
66end
67