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require 'rubygems'
require 'bacon'
Bacon.summary_on_exit
describe "MemprofUploader" do
it "should display help output with -h" do
output = `ruby bin/memprof -h`
output.should =~ /Memprof Uploader/
output.should =~ /Usage:/
$?.exitstatus.should == 0
end
it "should fail without a pid being passed" do
output = `ruby bin/memprof -n SomeLabel -k abcdef`
output.should =~ /Missing PID!/
$?.exitstatus.should == 1
end
it "should fail without a name being passed" do
output = `ruby bin/memprof -p 123 -k abcdef`
output.should =~ /Missing name!/
$?.exitstatus.should == 1
end
it "should fail without an API key" do
output = `ruby bin/memprof -p 123 -n SomeLabel`
output.should =~ /Missing API key!/
$?.exitstatus.should == 1
end
it "should fail with an invalid pid" do
output = `ruby bin/memprof -p 99999999 -n Label -k abcdef`
output.should =~ Regexp.new("No such process 99999999!")
$?.exitstatus.should == 1
end
it "should fail when the target process does not create a new file within 5 sec" do
pid = fork { sleep 5; exit! }
Process.detach(pid)
output = `ruby bin/memprof -p #{pid} -n Label -k abcdef`
output.should =~ Regexp.new("Waiting 5 seconds for process #{pid} to create a new dump...")
output.should =~ Regexp.new("Timed out after waiting 5 seconds")
$?.exitstatus.should == 1
end
it "should WORK and wait for a dump to complete if it's IN_PROGRESS" do
pid = fork {
# create a fake file
filename = "/tmp/memprof-#{Process.pid}-#{Time.now.to_i}.json.IN_PROGRESS"
# simulate dump in progress
trap("URG") { File.open(filename, "w") {|f| f.write("foo") }; sleep 1 }
# should get signaled somewhere in here and execute the handler before exiting.
sleep 5
# rename the file to simulate completion of the dump writeout.
File.rename(filename, filename.sub(/\.IN_PROGRESS/, ""))
exit!
}
Process.detach(pid)
output = `ruby bin/memprof -p #{pid} -n Label -k abcdef -t`
output.should =~ Regexp.new("Waiting 5 seconds for process #{pid} to create a new dump...")
output.should =~ Regexp.new("Found file /tmp/memprof-#{pid}-\\d*.json\\.?\\w*")
output.should =~ Regexp.new("Dump in progress. Waiting 60 seconds for it to complete...")
output.should =~ Regexp.new("Finished!")
file = output.slice(Regexp.new("/tmp/memprof-#{pid}-\\d*.json\\.?\\w*"))
# make sure both files are gone
File.exist?(file).should == false
File.exist?(file.sub(/\.IN_PROGRESS/, "") + ".gz").should == false
$?.exitstatus.should == 0
end
it "should WORK and delete the dump file after it's done, by default" do
pid = fork {
require File.dirname(__FILE__) + "/../lib/memprof/signal"
# should get signaled somewhere in here and execute the handler before exiting.
sleep 5
exit!
}
Process.detach(pid)
sleep 2
output = `ruby bin/memprof -p #{pid} -n TestDump -k abcdef -t`
output.should =~ Regexp.new("Waiting 5 seconds for process #{pid} to create a new dump...")
output.should =~ Regexp.new("Found file /tmp/memprof-#{pid}-\\d*.json\\.?\\w*")
output.should =~ Regexp.new("Finished!")
file = output.slice(Regexp.new("/tmp/memprof-#{pid}-\\d*.json\\.?\\w*"))
# make sure both files are gone
File.exist?(file).should == false
File.exist?(file.sub(/\.IN_PROGRESS/, "") + ".gz").should == false
$?.exitstatus.should == 0
end
it "should WORK and leave the dump file after it's done, with --no-delete" do
pid = fork {
require File.dirname(__FILE__) + "/../lib/memprof/signal"
# should get signaled somewhere in here and execute the handler before exiting.
sleep 5
exit!
}
Process.detach(pid)
sleep 2
output = `ruby bin/memprof -p #{pid} -n TestDump -k abcdef -t --no-delete`
output.should =~ Regexp.new("Waiting 5 seconds for process #{pid} to create a new dump...")
output.should =~ Regexp.new("Found file /tmp/memprof-#{pid}-\\d*.json\\w*")
output.should =~ Regexp.new("Finished!")
file = output.slice(Regexp.new("/tmp/memprof-#{pid}-\\d*.json\\.?\\w*"))
# Make sure it deleted the temporary one
if file =~ /\.IN_PROGRESS/
File.exist?(file).should == false
end
# make sure it left the completed one
file = file.sub(/\.IN_PROGRESS/, "") + ".gz"
File.exist?(file).should == true
File.delete(file)
$?.exitstatus.should == 0
end
end
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