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$:.unshift File.expand_path('../../lib', __FILE__)
require 'stackprof'
require 'stackprof/middleware'
require 'minitest/autorun'
require 'tmpdir'
class StackProf::MiddlewareTest < Minitest::Test
def test_path_default
StackProf::Middleware.new(Object.new)
assert_equal 'tmp/', StackProf::Middleware.path
end
def test_path_custom
StackProf::Middleware.new(Object.new, { path: 'foo/' })
assert_equal 'foo/', StackProf::Middleware.path
end
def test_save_default
middleware = StackProf::Middleware.new(->(env) { 100.times { Object.new } },
save_every: 1,
enabled: true)
Dir.mktmpdir do |dir|
Dir.chdir(dir) { middleware.call({}) }
dir = File.join(dir, "tmp")
assert File.directory? dir
profile = Dir.entries(dir).reject { |x| File.directory?(x) }.first
assert profile
assert_equal "stackprof", profile.split("-")[0]
assert_equal "cpu", profile.split("-")[1]
assert_equal Process.pid.to_s, profile.split("-")[2]
end
end
def test_save_custom
middleware = StackProf::Middleware.new(->(env) { 100.times { Object.new } },
path: "foo/",
save_every: 1,
enabled: true)
Dir.mktmpdir do |dir|
Dir.chdir(dir) { middleware.call({}) }
dir = File.join(dir, "foo")
assert File.directory? dir
profile = Dir.entries(dir).reject { |x| File.directory?(x) }.first
assert profile
assert_equal "stackprof", profile.split("-")[0]
assert_equal "cpu", profile.split("-")[1]
assert_equal Process.pid.to_s, profile.split("-")[2]
end
end
def test_enabled_should_use_a_proc_if_passed
env = {}
StackProf::Middleware.new(Object.new, enabled: Proc.new{ false })
refute StackProf::Middleware.enabled?(env)
StackProf::Middleware.new(Object.new, enabled: Proc.new{ true })
assert StackProf::Middleware.enabled?(env)
end
def test_enabled_should_use_a_proc_if_passed_and_use_the_request_env
enable_proc = Proc.new {|env| env['PROFILE'] }
env = Hash.new { false }
StackProf::Middleware.new(Object.new, enabled: enable_proc)
refute StackProf::Middleware.enabled?(env)
env = Hash.new { true }
StackProf::Middleware.new(Object.new, enabled: enable_proc)
assert StackProf::Middleware.enabled?(env)
end
def test_raw
StackProf::Middleware.new(Object.new, raw: true)
assert StackProf::Middleware.raw
end
def test_metadata
metadata = { key: 'value' }
StackProf::Middleware.new(Object.new, metadata: metadata)
assert_equal metadata, StackProf::Middleware.metadata
end
end unless RUBY_ENGINE == 'truffleruby'
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