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require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
describe EximLog do
describe ".load_file" do
before :each do
Configuration.stub!(:incoming_email_domain).and_return("example.com")
File.stub_chain(:stat, :mtime).and_return(DateTime.new(2012, 10, 10))
end
let(:log) {[
"This is a line of a logfile relevant to foi+request-1234@example.com",
"This is the second line for the same foi+request-1234@example.com email address"
]}
let(:ir) { info_requests(:fancy_dog_request) }
it "loads relevant lines of an uncompressed exim log file" do
File.should_receive(:open).with("/var/log/exim4/exim-mainlog-2012-10-10", "r").and_return(log)
InfoRequest.should_receive(:find_by_incoming_email).with("request-1234@example.com").twice.and_return(ir)
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
ir.exim_logs.count.should == 2
log = ir.exim_logs[0]
log.order.should == 1
log.line.should == "This is a line of a logfile relevant to foi+request-1234@example.com"
log = ir.exim_logs[1]
log.order.should == 2
log.line.should == "This is the second line for the same foi+request-1234@example.com email address"
end
it "doesn't load the log file twice if it's unchanged" do
File.should_receive(:open).with("/var/log/exim4/exim-mainlog-2012-10-10", "r").once.and_return([])
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
end
it "loads the log file again if it's changed" do
File.should_receive(:open).with("/var/log/exim4/exim-mainlog-2012-10-10", "r").twice.and_return([])
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
File.stub_chain(:stat, :mtime).and_return(DateTime.new(2012, 10, 11))
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
end
it "doesn't end up with two copies of each line when the same file is actually loaded twice" do
File.should_receive(:open).with("/var/log/exim4/exim-mainlog-2012-10-10", "r").twice.and_return(log)
InfoRequest.should_receive(:find_by_incoming_email).with("request-1234@example.com").any_number_of_times.and_return(ir)
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
ir.exim_logs.count.should == 2
File.stub_chain(:stat, :mtime).and_return(DateTime.new(2012, 10, 11))
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10")
ir.exim_logs.count.should == 2
end
it "easily handles gzip compress log files" do
File.should_not_receive(:open)
Zlib::GzipReader.should_receive(:open).with("/var/log/exim4/exim-mainlog-2012-10-10.gz").and_return([])
EximLog.load_file("/var/log/exim4/exim-mainlog-2012-10-10.gz")
end
end
end
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