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* test/benchmark/test_benchmark.rb: Use test/unit.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46077 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr
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2 changed files with 68 additions and 78 deletions
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@ -1,3 +1,7 @@
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Sat May 24 18:45:30 2014 Tanaka Akira <akr@fsij.org>
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* test/benchmark/test_benchmark.rb: Use test/unit.
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Sat May 24 16:20:59 2014 Eric Wong <e@80x24.org>
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* process.c (proc_getgroups, proc_setgroups): use ALLOCV_N
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@ -1,10 +1,8 @@
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require 'minitest/spec'
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require 'test/unit'
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require 'benchmark'
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MiniTest::Unit.autorun
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describe Benchmark do
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bench_for_times_upto = lambda do |x|
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class TestBenchmark < Test::Unit::TestCase
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BENCH_FOR_TIMES_UPTO = lambda do |x|
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n = 1000
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tf = x.report("for:") { for _ in 1..n; '1'; end }
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tt = x.report("times:") { n.times do ; '1'; end }
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@ -12,7 +10,7 @@ describe Benchmark do
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[tf+tt+tu, (tf+tt+tu)/3]
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end
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bench_for_times_upto_no_label = lambda do |x|
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BENCH_FOR_TIMES_UPTO_NO_LABEL = lambda do |x|
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n = 1000
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x.report { for _ in 1..n; '1'; end }
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x.report { n.times do ; '1'; end }
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@ -43,25 +41,23 @@ describe Benchmark do
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capture_output { bench(type, *args, &block) }
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end
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describe 'Tms' do
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it 'outputs nicely' do
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Benchmark::Tms.new.to_s.must_equal " 0.000000 0.000000 0.000000 ( 0.000000)\n"
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Benchmark::Tms.new(1,2,3,4,5).to_s.must_equal " 1.000000 2.000000 10.000000 ( 5.000000)\n"
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Benchmark::Tms.new(1,2,3,4,5,'label').format('%u %y %U %Y %t %r %n').must_equal \
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"1.000000 2.000000 3.000000 4.000000 10.000000 (5.000000) label"
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Benchmark::Tms.new(1).format('%u %.3f', 2).must_equal "1.000000 2.000"
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Benchmark::Tms.new(100, 150, 0, 0, 200).to_s.must_equal \
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"100.000000 150.000000 250.000000 (200.000000)\n"
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end
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it 'wont modify the format String given' do
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format = "format %u"
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Benchmark::Tms.new.format(format)
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format.must_equal "format %u"
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end
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def test_tms_outputs_nicely
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assert_equal(" 0.000000 0.000000 0.000000 ( 0.000000)\n", Benchmark::Tms.new.to_s)
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assert_equal(" 1.000000 2.000000 10.000000 ( 5.000000)\n", Benchmark::Tms.new(1,2,3,4,5).to_s)
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assert_equal("1.000000 2.000000 3.000000 4.000000 10.000000 (5.000000) label",
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Benchmark::Tms.new(1,2,3,4,5,'label').format('%u %y %U %Y %t %r %n'))
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assert_equal("1.000000 2.000", Benchmark::Tms.new(1).format('%u %.3f', 2))
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assert_equal("100.000000 150.000000 250.000000 (200.000000)\n",
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Benchmark::Tms.new(100, 150, 0, 0, 200).to_s)
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end
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benchmark_output_with_total_avg = <<BENCH
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def test_tms_wont_modify_the_format_String_given
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format = "format %u"
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Benchmark::Tms.new.format(format)
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assert_equal("format %u", format)
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end
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BENCHMARK_OUTPUT_WITH_TOTAL_AVG = <<BENCH
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user system total real
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for: --time-- --time-- --time-- ( --time--)
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times: --time-- --time-- --time-- ( --time--)
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@ -70,64 +66,61 @@ upto: --time-- --time-- --time-- ( --time--)
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>avg: --time-- --time-- --time-- ( --time--)
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BENCH
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describe 'benchmark' do
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it 'does not print any space if the given caption is empty' do
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capture_bench_output(:benchmark).must_equal <<-BENCH
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def test_benchmark_does_not_print_any_space_if_the_given_caption_is_empty
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assert_equal(<<-BENCH, capture_bench_output(:benchmark))
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first --time-- --time-- --time-- ( --time--)
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second --time-- --time-- --time-- ( --time--)
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third --time-- --time-- --time-- ( --time--)
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BENCH
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end
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end
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it 'makes extra calcultations with an Array at the end of the benchmark and show the result' do
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def test_benchmark_makes_extra_calcultations_with_an_Array_at_the_end_of_the_benchmark_and_show_the_result
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assert_equal(BENCHMARK_OUTPUT_WITH_TOTAL_AVG,
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capture_bench_output(:benchmark,
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Benchmark::CAPTION, 7,
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Benchmark::FORMAT, ">total:", ">avg:",
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&bench_for_times_upto).must_equal benchmark_output_with_total_avg
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&BENCH_FOR_TIMES_UPTO))
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end
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def test_bm_returns_an_Array_of_the_times_with_the_labels
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[:bm, :bmbm].each do |meth|
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capture_io do
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results = bench(meth)
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assert_instance_of(Array, results)
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assert_equal(labels.size, results.size)
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results.zip(labels).each { |tms, label|
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assert_instance_of(Benchmark::Tms, tms)
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assert_equal(label, tms.label)
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}
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end
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end
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end
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describe 'bm' do
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it "returns an Array of the times with the labels" do
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[:bm, :bmbm].each do |meth|
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capture_io do
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results = bench(meth)
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results.must_be_instance_of Array
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results.size.must_equal labels.size
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results.zip(labels).each { |tms, label|
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tms.must_be_instance_of Benchmark::Tms
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tms.label.must_equal label
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}
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end
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end
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end
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it 'correctly output when the label width is given' do
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capture_bench_output(:bm, 6).must_equal <<-BENCH
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def test_bm_correctly_output_when_the_label_width_is_given
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assert_equal(<<-BENCH, capture_bench_output(:bm, 6))
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user system total real
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first --time-- --time-- --time-- ( --time--)
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second --time-- --time-- --time-- ( --time--)
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third --time-- --time-- --time-- ( --time--)
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BENCH
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end
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end
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it 'correctly output when no label is given' do
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capture_bench_output(:bm, &bench_for_times_upto_no_label).must_equal <<-BENCH
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def test_bm_correctly_output_when_no_label_is_given
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assert_equal(<<-BENCH, capture_bench_output(:bm, &BENCH_FOR_TIMES_UPTO_NO_LABEL))
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user system total real
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--time-- --time-- --time-- ( --time--)
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--time-- --time-- --time-- ( --time--)
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--time-- --time-- --time-- ( --time--)
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BENCH
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end
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it 'can make extra calcultations with an array at the end of the benchmark' do
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capture_bench_output(:bm, 7, ">total:", ">avg:",
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&bench_for_times_upto).must_equal benchmark_output_with_total_avg
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end
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end
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describe 'bmbm' do
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bmbm_output = <<BENCH
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def test_bm_can_make_extra_calcultations_with_an_array_at_the_end_of_the_benchmark
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assert_equal(BENCHMARK_OUTPUT_WITH_TOTAL_AVG,
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capture_bench_output(:bm, 7, ">total:", ">avg:",
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&BENCH_FOR_TIMES_UPTO))
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end
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BMBM_OUTPUT = <<BENCH
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Rehearsal ------------------------------------------
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first --time-- --time-- --time-- ( --time--)
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second --time-- --time-- --time-- ( --time--)
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@ -140,30 +133,23 @@ second --time-- --time-- --time-- ( --time--)
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third --time-- --time-- --time-- ( --time--)
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BENCH
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it 'correctly guess the label width even when not given' do
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capture_bench_output(:bmbm).must_equal bmbm_output
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end
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it 'correctly output when the label width is given (bmbm ignore it, but it is a frequent mistake)' do
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capture_bench_output(:bmbm, 6).must_equal bmbm_output
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end
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def test_bmbm_correctly_guess_the_label_width_even_when_not_given
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assert_equal(BMBM_OUTPUT, capture_bench_output(:bmbm))
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end
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describe 'Report' do
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describe '#item' do
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it 'shows the title, even if not a string' do
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capture_bench_output(:bm) { |x| x.report(:title) {} }.must_include 'title'
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capture_bench_output(:bmbm) { |x| x.report(:title) {} }.must_include 'title'
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end
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end
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def test_bmbm_correctly_output_when_the_label_width_is_given__bmbm_ignore_it__but_it_is_a_frequent_mistake
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assert_equal(BMBM_OUTPUT, capture_bench_output(:bmbm, 6))
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end
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describe 'Bugs' do
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it '[ruby-dev:40906] can add in-place the time of execution of the block given' do
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t = Benchmark::Tms.new
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t.real.must_equal 0
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t.add! { sleep 0.1 }
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t.real.wont_equal 0
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end
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def test_report_item_shows_the_title__even_if_not_a_string
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assert_operator(capture_bench_output(:bm) { |x| x.report(:title) {} }, :include?, 'title')
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assert_operator(capture_bench_output(:bmbm) { |x| x.report(:title) {} }, :include?, 'title')
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end
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def test_bugs_ruby_dev_40906_can_add_in_place_the_time_of_execution_of_the_block_given
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t = Benchmark::Tms.new
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assert_equal(0, t.real)
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t.add! { sleep 0.1 }
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assert_not_equal(0, t.real)
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end
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end
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