JezK

Name: test
Start: 2022-11-25
End: 2022-11-25

Edit File: debug_logging_spec.rb

require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
require 'phusion_passenger/debug_logging'
require 'phusion_passenger/utils/tmpdir'
require 'stringio'

module PhusionPassenger

describe DebugLogging do
	after :each do
		DebugLogging.log_level = 0
		DebugLogging.log_file = nil
		DebugLogging.stderr_evaluator = nil
	end
	
	class MyClass
		include DebugLogging
	end
	
	def use_log_file!
		@log_file = PhusionPassenger::Utils.passenger_tmpdir + "/debug.log"
		DebugLogging.log_file = @log_file
	end
	
	describe "#debug" do
		it "doesn't print the message if log level is 0" do
			use_log_file!
			DebugLogging.debug("hello")
			File.exist?(@log_file).should be_false
		end
		
		it "prints the message if log level is 1" do
			use_log_file!
			DebugLogging.log_level = 1
			DebugLogging.debug("hello")
			File.exist?(@log_file).should be_true
		end
		
		it "prints the message if log level is greater than 1" do
			use_log_file!
			DebugLogging.log_level = 2
			DebugLogging.debug("hello")
			File.exist?(@log_file).should be_true
		end
		
		it "prints the location of the calling function" do
			use_log_file!
			DebugLogging.log_level = 1
			DebugLogging.debug("hello")
			File.read(@log_file).should include("debug_logging_spec.rb")
		end
		
		it "prints to STDERR by default" do
			io = StringIO.new
			DebugLogging.log_level = 1
			DebugLogging.stderr_evaluator = lambda { io }
			DebugLogging.debug("hello")
			io.string.should include("hello")
		end
		
		it "reopens the log file handle if it has been closed" do
			use_log_file!
			DebugLogging.log_level = 1
			DebugLogging.debug("hello")
			DebugLogging._log_device.close
			DebugLogging.debug("world")
			File.read(@log_file).should include("world")
		end
		
		it "also works as included method" do
			use_log_file!
			DebugLogging.log_level = 1
			MyClass.new.send(:debug, "hello")
			File.read(@log_file).should include("hello")
		end
		
		it "is private when included" do
			MyClass.private_method_defined?(:debug)
		end
	end
	
	describe "#trace" do
		specify "#trace(x, ...) doesn't print the message if the log level is lower than x" do
			use_log_file!
			DebugLogging.log_level = 1
			DebugLogging.trace(2, "hello")
			File.exist?(@log_file).should be_false
		end
		
		specify "#trace(x, ...) prints the message if the log level equals x" do
			use_log_file!
			DebugLogging.log_level = 2
			DebugLogging.trace(2, "hello")
			File.exist?(@log_file).should be_true
		end
		
		specify "#trace(x, ...) prints the message if the log level is greater than x" do
			use_log_file!
			DebugLogging.log_level = 3
			DebugLogging.trace(2, "hello")
			File.exist?(@log_file).should be_true
		end
		
		specify "#trace prints the location of the calling function" do
			io = StringIO.new
			DebugLogging.log_level = 1
			DebugLogging.stderr_evaluator = lambda { io }
			DebugLogging.trace(1, "hello")
			io.string.should include("hello")
		end
		
		it "prints to STDERR by default" do
			io = StringIO.new
			DebugLogging.log_level = 1
			DebugLogging.stderr_evaluator = lambda { io }
			DebugLogging.trace(1, "hello")
			io.string.should include("hello")
		end
		
		it "reopens the log file handle if it has been closed" do
			use_log_file!
			DebugLogging.log_level = 1
			DebugLogging.trace(1, "hello")
			DebugLogging._log_device.close
			DebugLogging.trace(1, "world")
			File.read(@log_file).should include("world")
		end
		
		it "also works as included method" do
			use_log_file!
			DebugLogging.log_level = 1
			MyClass.new.send(:trace, 1, "hello")
			File.read(@log_file).should include("hello")
		end
		
		it "is private when included" do
			MyClass.private_method_defined?(:trace)
		end
	end
end

end # module PhusionPassenger

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25 Nov. 2022

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JezK

Edit File: debug_logging_spec.rb

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