blob: 89b7146e3a1211ee6817c893af3e84fc4b85b4b2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
require_relative '../../spec_helper'
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
|