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How to use call method of ParallelTests.MyTestRunner Package

Best Parallel_tests_ruby code snippet using ParallelTests.MyTestRunner.call
cli_spec.rb
Source:cli_spec.rb
...4describe ParallelTests::CLI do5  subject { ParallelTests::CLI.new }6  describe "#parse_options" do7    let(:defaults){ {:files => ["test"]} }8    def call(*args)9      subject.send(:parse_options!, *args)10    end11    it "fails without file" do12      expect(subject).to receive(:abort).with("Pass files or folders to run")13      call(["-n3"])14    end15    it "cleanups file paths" do16      expect(call(["./test"])).to eq(defaults)17    end18    it "parses execute" do19      expect(call(["--exec", "echo"])).to eq(execute: "echo")20    end21    it "parses excludes pattern" do22      expect(call(["test", "--exclude-pattern", "spec/"])).to eq(defaults.merge(:exclude_pattern => /spec\//))23    end24    it "parses regular count" do25      expect(call(["test", "-n3"])).to eq(defaults.merge(:count => 3))26    end27    it "parses count 0 as non-parallel" do28      expect(call(["test", "-n0"])).to eq(defaults.merge(:non_parallel => true))29    end30    it "parses non-parallel as non-parallel" do31      expect(call(["test", "--non-parallel"])).to eq(defaults.merge(:non_parallel => true))32    end33    it "finds the correct type when multiple are given" do34      call(["test", "--type", "test", "-t", "rspec"])35      expect(subject.instance_variable_get(:@runner)).to eq(ParallelTests::RSpec::Runner)36    end37    it "parses nice as nice" do38      expect(call(["test", "--nice"])).to eq(defaults.merge(:nice => true))39    end40    it "parses --verbose" do41      expect(call(["test", "--verbose"])).to eq(defaults.merge(:verbose => true))42    end43    it "parses --verbose-process-command" do44      expect(call(['test', '--verbose-process-command'])).to eq(45        defaults.merge(verbose_process_command: true)46      )47    end48    it "parses --verbose-rerun-command" do49      expect(call(['test', '--verbose-rerun-command'])).to eq(50        defaults.merge(verbose_rerun_command: true)51      )52    end53    it "parses --quiet" do54      expect(call(["test", "--quiet"])).to eq(defaults.merge(:quiet => true))55    end56    it "fails if both --verbose and --quiet are present" do57      expect { call(["test", "--verbose", "--quiet"]) }.to raise_error(RuntimeError)58    end59    it "parses --suffix" do60      expect(call(["test", "--suffix", "_(test|spec).rb$"])).to eq(defaults.merge(:suffix => /_(test|spec).rb$/))61    end62    it "parses --first-is-1" do63      expect(call(["test", "--first-is-1"])).64        to eq(defaults.merge(:first_is_1 => true))65    end66    context "parse only-group" do67      it "group_by should be set to filesize" do68        expect(call(["test", "--only-group", '1'])).to eq(defaults.merge(only_group: [1], group_by: :filesize))69      end70      it "allows runtime" do71        expect(call(["test", "--only-group", '1', '--group-by', 'runtime'])).to eq(defaults.merge(only_group: [1], group_by: :runtime))72      end73      it "raise error when group_by isn't filesize" do74        expect{75          call(["test", "--only-group", '1', '--group-by', 'steps'])76        }.to raise_error(RuntimeError)77      end78      it "with multiple groups" do79        expect(call(["test", "--only-group", '4,5'])).to eq(defaults.merge(only_group: [4,5], group_by: :filesize))80      end81      it "with a single group" do82        expect(call(["test", "--only-group", '4'])).to eq(defaults.merge(:only_group => [4], group_by: :filesize))83      end84    end85    context "single and isolate" do86      it "single_process should be an array of patterns" do87        expect(call(["test", "--single", '1'])).to eq(defaults.merge(single_process: [/1/]))88      end89      it "single_process should be an array of patterns" do90        expect(call(["test", "--single", '1', "--single", '2'])).to eq(defaults.merge(single_process: [/1/, /2/]))91      end92      it "isolate should set isolate_count defaults" do93        expect(call(["test", "--single", '1', "--isolate"])).to eq(defaults.merge(single_process: [/1/], isolate: true))94      end95      it "isolate_n should set isolate_count and turn on isolate" do96        expect(call(["test", "-n", "3", "--single", '1', "--isolate-n", "2"])).to eq(97          defaults.merge(count: 3, single_process: [/1/], isolate_count: 2)98        )99      end100    end101    context "when the -- option separator is used" do102      it "interprets arguments as files/directories" do103        expect(call(%w(-- test))).to eq( files: %w(test))104        expect(call(%w(-- ./test))).to eq( files: %w(test))105        expect(call(%w(-- test test2))).to eq( files: %w(test test2))106        expect(call(%w(-- --foo test))).to eq( files: %w(--foo test))107        expect(call(%w(-- test --foo test2))).to eq( files: %w(test --foo test2))108      end109      it "corectly handles arguments with spaces" do110        expect(call(['--', 'file name with space'])).to eq( files: ['file name with space'])111      end112      context "when the -o options has also been given" do113        it "merges the options together" do114          expect(call(%w(-o '-f' -- test --foo test2))).to eq( files: %w(test --foo test2), test_options: "'-f'")115        end116      end117      context "when a second -- option separator is used" do118        it "interprets the first set as test_options" do119          expect(call(%w(-- -r foo -- test))).to eq( files: %w(test), test_options: '-r foo')120          expect(call(%w(-- -r foo -- test test2))).to eq( files: %w(test test2), test_options: '-r foo')121          expect(call(%w(-- -r foo -o out.log -- test test2))).to eq( files: %w(test test2), test_options: '-r foo -o out.log')122        end123        context "when existing test_options have previously been given" do124          it "appends the new options" do125            expect(call(%w(-o '-f' -- -r foo.rb -- test))).to eq( files: %w(test), test_options: "'-f' -r foo.rb")126          end127          it "corectly handles argument values with spaces" do128            argv = ["-o 'path with spaces1'", '--', '--out', 'path with spaces2', '--', 'foo']129            expected_test_options = "'path with spaces1' --out path\\ with\\ spaces2"130            expect(call(argv)).to eq( files: %w(foo), test_options: expected_test_options)131          end132        end133      end134    end135  end136  describe "#load_runner" do137    it "requires and loads default runner" do138      expect(subject).to receive(:require).with("parallel_tests/test/runner")139      expect(subject.send(:load_runner, "test")).to eq(ParallelTests::Test::Runner)140    end141    it "requires and loads rspec runner" do142      expect(subject).to receive(:require).with("parallel_tests/rspec/runner")143      expect(subject.send(:load_runner, "rspec")).to eq(ParallelTests::RSpec::Runner)144    end145    it "requires and loads runner with underscores" do146      expect(subject).to receive(:require).with("parallel_tests/my_test_runner/runner")147      expect(subject.send(:load_runner, "my_test_runner")).to eq(ParallelTests::MyTestRunner::Runner)148    end149    it "fails to load unfindable runner" do150      expect{151        expect(subject.send(:load_runner, "foo")).to eq(ParallelTests::RSpec::Runner)152      }.to raise_error(LoadError)153    end154  end155  describe ".report_failure_rerun_commmand" do156    let(:single_failed_command) { [{exit_status: 1, command: 'foo', seed: nil, output: 'blah'}] }157    it "prints nothing if there are no failures" do158      expect($stdout).not_to receive(:puts)159      subject.send(:report_failure_rerun_commmand,160        [161          {exit_status: 0, command: 'foo', seed: nil, output: 'blah'}162        ],163        {verbose: true}164      )165    end166    def self.it_prints_nothing_about_rerun_commands(options)167      it 'prints nothing about rerun commands' do168        expect {169          subject.send(:report_failure_rerun_commmand, single_failed_command, options)170        }.to_not output(/Use the following command to run the group again/).to_stdout171      end172    end173    describe "failure" do174      context 'without options' do175        it_prints_nothing_about_rerun_commands({})176      end177      context 'with verbose disabled' do178        it_prints_nothing_about_rerun_commands(verbose: false)179      end180      context "with verbose rerun" do181        it "prints command if there is a failure" do182          expect {183            subject.send(:report_failure_rerun_commmand, single_failed_command, verbose_rerun_command: true)184          }.to output("\n\nTests have failed for a parallel_test group. Use the following command to run the group again:\n\nfoo\n").to_stdout185        end186      end187      context 'with verbose' do188        it "prints a message and the command if there is a failure" do189          expect {190            subject.send(:report_failure_rerun_commmand, single_failed_command, verbose: true)191          }.to output("\n\nTests have failed for a parallel_test group. Use the following command to run the group again:\n\nfoo\n").to_stdout192        end193        it "prints multiple commands if there are multiple failures" do194          expect {195            subject.send(:report_failure_rerun_commmand,196              [197                {exit_status: 1, command: 'foo', seed: nil, output: 'blah'},198                {exit_status: 1, command: 'bar', seed: nil, output: 'blah'},199                {exit_status: 1, command: 'baz', seed: nil, output: 'blah'},200              ],201              {verbose: true}202            )203          }.to output(/foo\nbar\nbaz/).to_stdout204        end205        it "only includes failures" do206          expect {207            subject.send(:report_failure_rerun_commmand,208              [209                {exit_status: 1, command: 'foo --color', seed: nil, output: 'blah'},210                {exit_status: 0, command: 'bar', seed: nil, output: 'blah'},211                {exit_status: 1, command: 'baz', seed: nil, output: 'blah'},212              ],213              {verbose: true}214            )215          }.to output(/foo --color\nbaz/).to_stdout216        end217        it "prints the command with the seed added by the runner" do218          command = 'rspec --color spec/foo_spec.rb'219          seed = 555220          subject.instance_variable_set(:@runner, ParallelTests::Test::Runner)221          expect(ParallelTests::Test::Runner).to receive(:command_with_seed).with(command, seed).222            and_return("my seeded command result --seed #{seed}")223          single_failed_command[0].merge!(seed: seed, command: command)224          expect {225            subject.send(:report_failure_rerun_commmand, single_failed_command, verbose: true)226          }.to output(/my seeded command result --seed 555/).to_stdout227        end228      end229    end230  end231  describe "#final_fail_message" do232    before do233      subject.instance_variable_set(:@runner, ParallelTests::Test::Runner)234    end235    it 'returns a plain fail message if colors are nor supported' do236      expect(subject).to receive(:use_colors?).and_return(false)237      expect(subject.send(:final_fail_message)).to eq("Tests Failed")238    end239    it 'returns a colorized fail message if colors are supported' do240      expect(subject).to receive(:use_colors?).and_return(true)241      expect(subject.send(:final_fail_message)).to eq("\e[31mTests Failed\e[0m")242    end243  end244  describe "#run_tests_in_parallel" do245    context "specific groups to run" do246      let(:results){ {:stdout => "", :exit_status => 0} }247      let(:common_options) {248        { files: ["test"], group_by: :filesize, first_is_1: false }249      }250      before do251        allow(subject).to receive(:puts)252        expect(subject).to receive(:load_runner).with("my_test_runner").and_return(ParallelTests::MyTestRunner::Runner)253        allow(ParallelTests::MyTestRunner::Runner).to receive(:test_file_name).and_return("test")254        expect(ParallelTests::MyTestRunner::Runner).to receive(:tests_in_groups).and_return([255          ['aaa','bbb'],256          ['ccc', 'ddd'],257          ['eee', 'fff']258        ])259        expect(subject).to receive(:report_results).and_return(nil)260      end261      it "calls run_tests once when one group specified" do262        expect(subject).to receive(:run_tests).once.and_return(results)263        subject.run(['test', '-n', '3', '--only-group', '1', '-t', 'my_test_runner'])264      end265      it "calls run_tests twice when two groups are specified" do266        expect(subject).to receive(:run_tests).twice.and_return(results)267        subject.run(['test', '-n', '3', '--only-group', '1,2', '-t', 'my_test_runner'])268      end269      it "run only one group specified" do270        options = common_options.merge(count: 3, only_group: [2])271        expect(subject).to receive(:run_tests).once.with(['ccc', 'ddd'], 0, 1, options).and_return(results)272        subject.run(['test', '-n', '3', '--only-group', '2', '-t', 'my_test_runner'])273      end274      it "run last group when passing a group that is not filled" do275        count = 3276        options = common_options.merge(count: count, only_group: [count])277        expect(subject).to receive(:run_tests).once.with(['eee', 'fff'], 0, 1, options).and_return(results)278        subject.run(['test', '-n', count.to_s, '--only-group', count.to_s, '-t', 'my_test_runner'])279      end280      it "run twice with multiple groups" do281        skip "fails on jruby" if RUBY_PLATFORM == "java"282        options = common_options.merge(count: 3, only_group: [2,3])283        expect(subject).to receive(:run_tests).once.with(['ccc', 'ddd'], 0, 1, options).and_return(results)284        expect(subject).to receive(:run_tests).once.with(['eee', 'fff'], 1, 1, options).and_return(results)285        subject.run(['test', '-n', '3', '--only-group', '2,3', '-t', 'my_test_runner'])286      end287    end288  end289  describe "#display_duration" do290    def call(*args)291      subject.send(:detailed_duration, *args)292    end293    it "displays for durations near one minute" do294      expect(call(59)).to eq(nil)295      expect(call(60)).to eq(" (1:00)")296      expect(call(61)).to eq(" (1:01)")297    end298    it "displays for durations near one hour" do299      expect(call(3599)).to eq(" (59:59)")300      expect(call(3600)).to eq(" (1:00:00)")301      expect(call(3601)).to eq(" (1:00:01)")302    end303    it "displays the correct string for miscellaneous durations" do304      expect(call(9296)).to  eq(" (2:34:56)")305      expect(call(45296)).to eq(" (12:34:56)")306      expect(call(2756601)).to eq(" (765:43:21)") # hours into three digits?  Buy more CI hardware...307      expect(call(0)).to eq(nil)308    end309  end310end311module ParallelTests312  module MyTestRunner313    class Runner314    end315  end316end...
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