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-rw-r--r--spec/ruby/library/logger/device/write_spec.rb42
1 files changed, 42 insertions, 0 deletions
diff --git a/spec/ruby/library/logger/device/write_spec.rb b/spec/ruby/library/logger/device/write_spec.rb
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+++ b/spec/ruby/library/logger/device/write_spec.rb
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+require File.expand_path('../../../../spec_helper', __FILE__)
+require File.expand_path('../../fixtures/common', __FILE__)
+
+describe "Logger::LogDevice#write" do
+ before :each do
+ @file_path = tmp("test_log.log")
+ @log_file = File.open(@file_path, "w+")
+ # Avoid testing this with STDERR, we don't want to be closing that.
+ @device = Logger::LogDevice.new(@log_file)
+ end
+
+ after :each do
+ @log_file.close unless @log_file.closed?
+ rm_r @file_path
+ end
+
+ it "writes a message to the device" do
+ @device.write "This is a test message"
+ @log_file.rewind
+ @log_file.readlines.first.should == "This is a test message"
+ end
+
+ it "can create a file and writes empty message" do
+ path = tmp("you_should_not_see_me")
+ logdevice = Logger::LogDevice.new(path)
+ logdevice.write("")
+ logdevice.close
+
+ File.open(path) do |f|
+ messages = f.readlines
+ messages.size.should == 1
+ messages.first.should =~ /#.*/ # only a comment
+ end
+
+ rm_r path
+ end
+
+ it "fails if the device is already closed" do
+ @device.close
+ lambda { @device.write "foo" }.should complain(/\Alog writing failed\./)
+ end
+end