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# frozen_string_literal: false
require 'test/unit'
require 'tmpdir'
class TestTracer < Test::Unit::TestCase
include EnvUtil
def test_tracer_with_option_r
assert_in_out_err(%w[-rtracer -e 1]) do |(*lines),|
case lines.size
when 1
# do nothing
else
assert_match(%r{rubygems/core_ext/kernel_require\.rb:\d+:Kernel:<:}, lines[0])
end
assert_equal "#0:-e:1::-: 1", lines.last
end
end
def test_tracer_with_option_r_without_gems
assert_in_out_err(%w[--disable-gems -rtracer -e 1]) do |(*lines),|
assert_equal 1, lines.size, "unexpected output from `ruby --disable-gems -rtracer -e 1`"
assert_equal "#0:-e:1::-: 1", lines.last
end
end
def test_tracer_with_require
Dir.mktmpdir("test_ruby_tracer") do |dir|
script = File.join(dir, "require_tracer.rb")
open(script, "w") do |f|
f.print <<-EOF
require 'tracer'
1
EOF
end
assert_in_out_err([script]) do |(*lines),|
assert_empty(lines)
end
end
end
def test_tracer_with_require_without_gems
Dir.mktmpdir("test_ruby_tracer") do |dir|
script = File.join(dir, "require_tracer.rb")
open(script, "w") do |f|
f.print <<-EOF
require 'tracer'
1
EOF
end
assert_in_out_err(["--disable-gems", script]) do |(*lines),|
assert_empty(lines)
end
end
end
end
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