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$:.unshift File.expand_path('../../lib', __FILE__)
require 'stackprof'
require 'minitest/autorun'
class ReportDumpTest < Minitest::Test
require 'stringio'
def test_dump_to_stdout
data = {}
report = StackProf::Report.new(data)
out, _err = capture_subprocess_io do
report.print_dump
end
assert_dump data, out
end
def test_dump_to_file
data = {}
f = StringIO.new
report = StackProf::Report.new(data)
report.print_dump(f)
assert_dump data, f.string
end
private
def assert_dump(expected, marshal_data)
assert_equal expected, Marshal.load(marshal_data)
end
end
class ReportReadTest < Minitest::Test
require 'pathname'
def test_from_file_read_json
file = fixture("profile.json")
report = StackProf::Report.from_file(file)
assert_equal({ mode: "cpu" }, report.data)
end
def test_from_file_read_marshal
file = fixture("profile.dump")
report = StackProf::Report.from_file(file)
assert_equal({ mode: "cpu" }, report.data)
end
private
def fixture(name)
Pathname.new(__dir__).join("fixtures", name)
end
end
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