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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
require 'rake'
require 'test/unit'
require_relative 'filecreation'
require 'fileutils'
require 'stringio'
class Rake::TestFileUtils < Test::Unit::TestCase
include FileCreation
BASEDIR = File.dirname(__FILE__)
ShellCommand = "#{BASEDIR}/shellcommand.rb"
ENV_RUBY = ENV['RUBY']
def setup
if ruby = ENV_RUBY
@oldruby = FileUtils.class_eval {remove_const :RUBY}
FileUtils.class_eval {const_set(:RUBY, ruby)}
else
@oldruby = nil
end
end
def teardown
FileUtils.rm_rf("testdata")
FileUtils::LN_SUPPORTED[0] = true
if @oldruby
ruby = @oldruby
FileUtils.class_eval {remove_const :RUBY}
FileUtils.class_eval {const_set(:RUBY, ruby)}
end
end
def test_rm_one_file
create_file("testdata/a")
FileUtils.rm_rf "testdata/a"
assert ! File.exist?("testdata/a")
end
def test_rm_two_files
create_file("testdata/a")
create_file("testdata/b")
FileUtils.rm_rf ["testdata/a", "testdata/b"]
assert ! File.exist?("testdata/a")
assert ! File.exist?("testdata/b")
end
def test_rm_filelist
list = Rake::FileList.new << "testdata/a" << "testdata/b"
list.each { |fn| create_file(fn) }
FileUtils.rm_r list
assert ! File.exist?("testdata/a")
assert ! File.exist?("testdata/b")
end
def test_ln
create_dir("testdata")
open("testdata/a", "w") { |f| f.puts "TEST_LN" }
RakeFileUtils.safe_ln("testdata/a", "testdata/b", :verbose => false)
assert_equal "TEST_LN\n", open("testdata/b") { |f| f.read }
end
class BadLink
include RakeFileUtils
attr_reader :cp_args
def initialize(klass)
@failure_class = klass
end
def cp(*args)
@cp_args = args
end
def ln(*args)
fail @failure_class, "ln not supported"
end
public :safe_ln
end
def test_safe_ln_failover_to_cp_on_standard_error
FileUtils::LN_SUPPORTED[0] = true
c = BadLink.new(StandardError)
c.safe_ln "a", "b"
assert_equal ['a', 'b'], c.cp_args
c.safe_ln "x", "y"
assert_equal ['x', 'y'], c.cp_args
end
def test_safe_ln_failover_to_cp_on_not_implemented_error
FileUtils::LN_SUPPORTED[0] = true
c = BadLink.new(NotImplementedError)
c.safe_ln "a", "b"
assert_equal ['a', 'b'], c.cp_args
end
def test_safe_ln_fails_on_script_error
FileUtils::LN_SUPPORTED[0] = true
c = BadLink.new(ScriptError)
assert_raise(ScriptError) do c.safe_ln "a", "b" end
end
def test_verbose
verbose true
assert_equal true, verbose
verbose false
assert_equal false, verbose
verbose(true) {
assert_equal true, verbose
}
assert_equal false, verbose
end
def test_nowrite
nowrite true
assert_equal true, nowrite
nowrite false
assert_equal false, nowrite
nowrite(true){
assert_equal true, nowrite
}
assert_equal false, nowrite
end
def test_file_utils_methods_are_available_at_top_level
create_file("testdata/a")
verbose(false) do
rm_rf "testdata/a"
end
assert ! File.exist?("testdata/a")
end
def test_fileutils_methods_dont_leak
obj = Object.new
assert_raise(NoMethodError) { obj.copy } # from FileUtils
assert_raise(NoMethodError) { obj.ruby } # from RubyFileUtils
end
def test_sh
verbose(false) { sh %{#{RUBY} #{ShellCommand}} }
assert true, "should not fail"
end
# If the :sh method is invoked directly from a test unit instance
# (under mini/test), the mini/test version of fail is invoked rather
# than the kernel version of fail. So we run :sh from within a
# non-test class to avoid the problem.
class Sh
include FileUtils
def run(*args)
sh(*args)
end
def self.run(*args)
new.run(*args)
end
end
def test_sh_with_a_single_string_argument
ENV['RAKE_TEST_SH'] = 'someval'
verbose(false) {
sh %{#{RUBY} #{BASEDIR}/check_expansion.rb #{env_var} someval}
}
end
def test_sh_with_multiple_arguments
ENV['RAKE_TEST_SH'] = 'someval'
verbose(false) {
Sh.run RUBY, File.expand_path('../check_no_expansion.rb', __FILE__), env_var, 'someval'
}
end
def test_sh_failure
assert_raise(RuntimeError) {
verbose(false) { Sh.run "#{RUBY} #{File.expand_path('../shellcommand.rb', __FILE__)} 1" }
}
end
def test_sh_special_handling
count = 0
verbose(false) {
sh(%{#{RUBY} #{ShellCommand}}) do |ok, res|
assert(ok)
assert_equal 0, res.exitstatus
count += 1
end
sh(%{#{RUBY} #{ShellCommand} 1}) do |ok, res|
assert(!ok)
assert_equal 1, res.exitstatus
count += 1
end
}
assert_equal 2, count, "Block count should be 2"
end
def test_sh_noop
verbose(false) { sh %{#{ShellCommand} 1}, :noop=>true }
assert true, "should not fail"
end
def test_sh_bad_option
ex = assert_raise(ArgumentError) {
verbose(false) { sh %{#{ShellCommand}}, :bad_option=>true }
}
assert_match(/bad_option/, ex.message)
end
def test_sh_verbose
out = redirect_stderr {
verbose(true) {
sh %{#{ShellCommand}}, :noop=>true
}
}
assert_match(/^#{Regexp.quote(ShellCommand)}$/o, out)
end
def test_sh_no_verbose
out = redirect_stderr {
verbose(false) {
sh %{#{ShellCommand}}, :noop=>true
}
}
assert_equal '', out
end
def test_ruby_with_a_single_string_argument
ENV['RAKE_TEST_SH'] = 'someval'
verbose(false) {
ruby %{#{BASEDIR}/check_expansion.rb #{env_var} someval}
}
end
def test_ruby_with_multiple_arguments
ENV['RAKE_TEST_SH'] = 'someval'
verbose(false) {
ruby "#{BASEDIR}/check_no_expansion.rb", env_var, 'someval'
}
end
def test_split_all
assert_equal ['a'], RakeFileUtils.split_all('a')
assert_equal ['..'], RakeFileUtils.split_all('..')
assert_equal ['/'], RakeFileUtils.split_all('/')
assert_equal ['a', 'b'], RakeFileUtils.split_all('a/b')
assert_equal ['/', 'a', 'b'], RakeFileUtils.split_all('/a/b')
assert_equal ['..', 'a', 'b'], RakeFileUtils.split_all('../a/b')
end
private
def redirect_stderr
old_err = $stderr
$stderr = StringIO.new
yield
$stderr.string
ensure
$stderr = old_err
end
def windows?
! File::ALT_SEPARATOR.nil?
end
def env_var
windows? ? '%RAKE_TEST_SH%' : '$RAKE_TEST_SH'
end
end
|