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How to use diff method of Assertions Package

Best Minitest_ruby code snippet using Assertions.diff

test-diff.rb

Source:test-diff.rb

...170  def test_ratio171    assert_ratio(0.75, "abcd", "bcde")172    assert_ratio(0.80, "efg", "eg")173  end174  def test_1_length_readable_diff175    differ = Test::Unit::Diff::ReadableDiffer.new(["0"], ["1"])176    def differ.cut_off_ratio177      0178    end179    def differ.default_ratio180      0181    end182    assert_equal("- 0\n" +183                 "? ^\n" +184                 "+ 1\n" +185                 "? ^",186                 differ.diff.join("\n"))187  end188  def test_same_contents_readable_diff189    assert_readable_diff("  aaa", ["aaa"], ["aaa"])190    assert_readable_diff("  aaa\n" \191                         "  bbb",192                         ["aaa", "bbb"], ["aaa", "bbb"])193  end194  def test_deleted_readable_diff195    assert_readable_diff("  aaa\n" \196                         "- bbb",197                         ["aaa", "bbb"], ["aaa"])198    assert_readable_diff("  aaa\n" \199                         "- bbb\n" \200                         "- ccc\n" \201                         "- ddd",202                         ["aaa", "bbb", "ccc", "ddd"], ["aaa"])203  end204  def test_inserted_readable_diff205    assert_readable_diff("  aaa\n" \206                         "+ bbb\n" \207                         "+ ccc\n" \208                         "+ ddd",209                         ["aaa"], ["aaa", "bbb", "ccc", "ddd"])210  end211  def test_replace_readable_diff212    assert_readable_diff("  aaa\n" \213                         "- bbb\n" \214                         "+ BbB\n" \215                         "  ccc\n" \216                         "- ddd\n" \217                         "- efg\n" \218                         "?  -\n" \219                         "+ eg",220                         ["aaa", "bbb", "ccc", "ddd", "efg"],221                         ["aaa", "BbB", "ccc", "eg"])222    assert_readable_diff("-  abcd xyz abc\n" \223                         "? -\n" \224                         "+ abcd abcd xyz abc\n" \225                         "?      +++++",226                         [" abcd xyz abc"],227                         ["abcd abcd xyz abc"])228  end229  def test_difference_readable_diff230    assert_readable_diff("- 1 tests, 0 assertions, 1 failures, 0 pendings\n" \231                         "?                        ^           ^\n" \232                         "+ 1 tests, 0 assertions, 0 failures, 1 pendings\n" \233                         "?                        ^           ^",234                         ["1 tests, 0 assertions, 1 failures, 0 pendings"],235                         ["1 tests, 0 assertions, 0 failures, 1 pendings"])236  end237  def test_complex_readable_diff238    assert_readable_diff("  aaa\n" \239                         "- bbb\n" \240                         "- ccc\n" \241                         "+ \n" \242                         "+   # \n" \243                         "  ddd",244                         ["aaa", "bbb", "ccc", "ddd"],245                         ["aaa", "", "  # ", "ddd"])246    assert_readable_diff("- one1\n" \247                         "?  ^\n" \248                         "+ ore1\n" \249                         "?  ^\n" \250                         "- two2\n" \251                         "- three3\n" \252                         "?  -   -\n" \253                         "+ tree\n" \254                         "+ emu",255                         ["one1", "two2", "three3"],256                         ["ore1", "tree", "emu"])257  end258  def test_empty_readable_diff259    assert_readable_diff("", [""], [""])260  end261  def test_unified_diff262    assert_unified_diff("",263                        ["one", "two", "three"],264                        ["one", "two", "three"],265                        "content 1",266                        "content 2")267    assert_unified_diff("--- Original Sat Jan 26 23:30:50 1991\n" \268                        "+++ Current Fri Jun 06 10:20:52 2003\n" \269                        "@@ -1,4 +1,4 @@\n" \270                        "+zero\n" \271                        " one\n" \272                        "-two\n" \273                        "-three\n" \274                        "+tree\n" \275                        " four",276                        ["one", "two", "three", "four"],277                        ["zero", "one", "tree", "four"],278                        "Original Sat Jan 26 23:30:50 1991",279                        "Current Fri Jun 06 10:20:52 2003",280                        :show_context => false)281    from = File.read(__FILE__).split(/\n/)282    to = from.dup283    target_line = __LINE__284    to[target_line - 1, 1] = []285    context = "  def test_unified_diff"286    summary = "@@ -#{target_line - 3},7 +#{target_line - 3},6 @@ #{context}"287    assert_unified_diff((["--- revision 10",288                          "+++ revision 11",289                          summary] +290                         from[target_line - 4, 3].collect {|line| " #{line}"} +291                         ["-#{from[target_line - 1]}"] +292                         from[target_line, 3].collect {|line| " #{line}"}293                         ).join("\n"),294                        from, to,295                        "revision 10",296                        "revision 11")297  end298  def test_empty_unified_diff299    assert_unified_diff("", [""], [""], "From", "To")300    assert_unified_diff("", [], [], "From", "To")301  end302  def test_diff_lines303    assert_diff_lines(["- ddd",304                       "- efg",305                       "?  -",306                       "+ eg"],307                      ["aaa", "bbb", "ccc", "ddd", "efg"],308                      ["aaa", "BbB", "ccc", "eg"],309                      3, 5, 3, 4)310  end311  def test_diff_line312    assert_diff_line(["- abcDefghiJkl",313                      "?    ^  ^  ^",314                      "+ abcdefGhijkl",315                      "?    ^  ^  ^"],316                     "abcDefghiJkl",317                     "abcdefGhijkl")318    assert_diff_line(["- bcDefghiJklx",319                      "?   ^  ^  ^  -",320                      "+ abcdefGhijkl",321                      "? +  ^  ^  ^"],322                     "bcDefghiJklx",323                     "abcdefGhijkl")324  end325  def test_empty_diff_line326    assert_diff_line(["- ",327                      "+ "],328                     "", "")329  end330  def test_format_diff_point331    assert_format_diff_point(["- \tabcDefghiJkl",332                              "? \t ^ ^  ^",333                              "+ \t\tabcdefGhijkl",334                              "? \t  ^ ^  ^"],335                             "\tabcDefghiJkl",336                             "\t\tabcdefGhijkl",337                             "  ^ ^  ^      ",338                             "+  ^ ^  ^      ")339    assert_format_diff_point(["- efg",340                              "?  ^",341                              "+ eg"],342                             "efg",343                             "eg",344                             " ^",345                             "")346  end347  def test_interesting_line348    from = ["class X",349            "  def find(x=0)",350            "    body",351            "  end",352            "end"]353    to = ["def xxx",354          "  raise 'not call me'",355          "end"]356    assert_interesting_line("  def find(x=0)",357                            from, to,358                            2, 1)359    assert_interesting_line("def xxx",360                            from, to,361                            2, 0)362    assert_interesting_line("class X",363                            from, to,364                            0, 0)365  end366  private367  def assert_found_binary_search_ranges(numeric, ranges)368    assert_true(Test::Unit::Diff::UTF8Line.send(:binary_search_ranges,369                                                numeric,370                                                ranges))371  end372  def assert_not_found_binary_search_ranges(numeric, ranges)373    assert_false(Test::Unit::Diff::UTF8Line.send(:binary_search_ranges,374                                                 numeric,375                                                 ranges))376  end377  def assert_to_indexes(expected, to, &junk_predicate)378    matcher = Test::Unit::Diff::SequenceMatcher.new([""], to, &junk_predicate)379    assert_equal(expected, matcher.instance_variable_get("@to_indexes"))380  end381  def assert_find_best_match_position(expected, from, to,382                                      from_start, from_end,383                                      to_start, to_end, &junk_predicate)384    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to, &junk_predicate)385    assert_equal(expected, matcher.send(:find_best_match_position,386                                        from_start, from_end,387                                        to_start, to_end))388  end389  def assert_longest_match(expected, from, to,390                           from_start, from_end,391                           to_start, to_end, &junk_predicate)392    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to, &junk_predicate)393    assert_equal(expected, matcher.longest_match(from_start, from_end,394                                                 to_start, to_end))395  end396  def assert_matches(expected, from, to, &junk_predicate)397    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to, &junk_predicate)398    assert_equal(expected, matcher.send(:matches))399  end400  def assert_blocks(expected, from, to, &junk_predicate)401    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to, &junk_predicate)402    assert_equal(expected, matcher.blocks)403  end404  def assert_operations(expected, from, to, &junk_predicate)405    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to, &junk_predicate)406    assert_equal(expected, matcher.operations)407  end408  def assert_grouped_operations(expected, from, to)409    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to)410    assert_equal(expected, matcher.grouped_operations)411  end412  def assert_ratio(expected, from, to)413    matcher = Test::Unit::Diff::SequenceMatcher.new(from, to)414    assert_in_delta(expected, 0.001, matcher.ratio)415  end416  def assert_readable_diff(expected, from, to)417    assert_equal(expected,418                 Test::Unit::Diff.readable(from.join("\n"), to.join("\n")))419  end420  def assert_unified_diff(expected, from, to, from_label, to_label, options={})421    options = options.merge(:from_label => from_label,422                            :to_label => to_label)423    assert_equal(expected,424                 Test::Unit::Diff.unified(from.join("\n"), to.join("\n"),425                                          options))426  end427  def assert_diff_lines(expected, from, to,428                        from_start, from_end,429                        to_start, to_end)430    differ = Test::Unit::Diff::ReadableDiffer.new(from, to)431    result = []432    differ.instance_variable_set("@result", result)433    differ.send(:diff_lines,434                from_start, from_end,435                to_start, to_end)436    assert_equal(expected, result)437  end438  def assert_diff_line(expected, from_line, to_line)439    differ = Test::Unit::Diff::ReadableDiffer.new([""], [""])440    result = []441    differ.instance_variable_set("@result", result)442    differ.send(:diff_line, from_line, to_line)443    assert_equal(expected, result)444  end445  def assert_format_diff_point(expected, from_line, to_line, from_tags, to_tags)446    differ = Test::Unit::Diff::ReadableDiffer.new([""], [""])447    result = []448    differ.instance_variable_set("@result", result)449    differ.send(:format_diff_point,450                from_line, to_line,451                from_tags, to_tags)452    assert_equal(expected, result)453  end454  def assert_interesting_line(expected, from, to, from_start, to_start)455    differ = Test::Unit::Diff::UnifiedDiffer.new(from, to)456    assert_equal(expected, differ.send(:find_interesting_line,457                                       from_start, to_start,458                                       :define_line?))459  end460end...

test_unit_diff.rb

Source:test_unit_diff.rb

2require 'rubygems'3require 'minitest/autorun'4require 'stringio'5$TESTING = true6require 'unit_diff'7class TestUnitDiff < MiniTest::Unit::TestCase8  def setup9    @diff = UnitDiff.new10  end11  def test_input12    header = "Loaded suite ./blah\nStarted\nFF\nFinished in 0.035332 seconds.\n\n"13    input = "#{header}  1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n<\"line1\\nline2\\nline3\\n\"> expected but was\n<\"line4\\nline5\\nline6\\n\">.\n\n  2) Failure:\ntest_test2(TestBlah) [./blah.rb:29]:\n<\"line1\"> expected but was\n<\"line2\\nline3\\n\\n\">.\n\n2 tests, 2 assertions, 2 failures, 0 errors\n"14    # TODO: I think I'd like a separate footer array as well15    expected = [[["  1) Failure:\n", "test_test1(TestBlah) [./blah.rb:25]:\n", "<\"line1\\nline2\\nline3\\n\"> expected but was\n", "<\"line4\\nline5\\nline6\\n\">.\n"],16                 ["  2) Failure:\n", "test_test2(TestBlah) [./blah.rb:29]:\n", "<\"line1\"> expected but was\n", "<\"line2\\nline3\\n\\n\">.\n"]],17                ["\n", "2 tests, 2 assertions, 2 failures, 0 errors\n"]]18    util_unit_diff(header, input, expected, :parse_input)19  end20  def test_input_miniunit21    header = "Loaded suite -e\nStarted\nF\nFinished in 0.035332 seconds.\n\n"22    input = "#{header}  1) Failure:23test_blah(TestBlah) [./blah.rb:25]:24Expected ['a', 'b', 'c'], not ['a', 'c', 'b'].251 tests, 1 assertions, 1 failures, 0 errors26"27    expected = [[["  1) Failure:\n",28                  "test_blah(TestBlah) [./blah.rb:25]:\n",29                  "Expected ['a', 'b', 'c'], not ['a', 'c', 'b'].\n"]],30                ["\n", "1 tests, 1 assertions, 1 failures, 0 errors\n"]]31    util_unit_diff(header, input, expected, :parse_input)32  end33  def test_input_miniunit_multiline34    header = "Loaded suite -e\nStarted\nF\nFinished in 0.035332 seconds.\n\n"35    input = "#{header}  1) Failure:36test_blah(TestBlah) [./blah.rb:25]:37Expected ['a',38 'b',39 'c'], not ['a',40 'c',41 'b'].421 tests, 1 assertions, 1 failures, 0 errors43"44    expected = [[["  1) Failure:\n",45                  "test_blah(TestBlah) [./blah.rb:25]:\n",46                  "Expected ['a',\n 'b',\n 'c'], not ['a',\n 'c',\n 'b'].\n"]],47                ["\n", "1 tests, 1 assertions, 1 failures, 0 errors\n"]]48    util_unit_diff(header, input, expected, :parse_input)49  end50  def test_input_mspec51    header = <<-HEADER52Started53.......F54Finished in 0.1 seconds55    HEADER56    failure = <<-FAILURE571)58The unless expression should fail FAILED59Expected nil to equal "baz":60    FAILURE61    backtrace = <<-BACKTRACE62      PositiveExpectation#== at spec/mspec.rb:21763          main.__script__ {} at spec/language/unless_spec.rb:4964                   Proc#call at kernel/core/proc.rb:12765               SpecRunner#it at spec/mspec.rb:36866                     main.it at spec/mspec.rb:41267          main.__script__ {} at spec/language/unless_spec.rb:4868                   Proc#call at kernel/core/proc.rb:12769         SpecRunner#describe at spec/mspec.rb:37870               main.describe at spec/mspec.rb:40871             main.__script__ at spec/language/unless_spec.rb:372    CompiledMethod#as_script at kernel/bootstrap/primitives.rb:4173                   main.load at kernel/core/compile.rb:15074          main.__script__ {} at last_mspec.rb:1175               Array#each {} at kernel/core/array.rb:54576       Integer(Fixnum)#times at kernel/core/integer.rb:1577                  Array#each at kernel/core/array.rb:54578             main.__script__ at last_mspec.rb:1679    CompiledMethod#as_script at kernel/bootstrap/primitives.rb:4180                   main.load at kernel/core/compile.rb:15081             main.__script__ at kernel/loader.rb:14582    BACKTRACE83    footer = "\n8 examples, 1 failures\n"84    input = header + failure + backtrace + footer85    expected_backtrace = backtrace.split("\n").map {|l| "#{l}\n"}86    expected = [[["1)\n", "The unless expression should fail FAILED\n",87      "Expected nil to equal \"baz\":\n",88      *expected_backtrace]],89      ["\n", "8 examples, 1 failures\n"]]90    util_unit_diff(header, input, expected, :parse_input)91  end92  def test_input_mspec_multiline93    header = <<-HEADER94Started95.......F96Finished in 0.1 seconds97    HEADER98failure = <<-FAILURE991)100Compiler compiles a case without an argument FAILED101Expected #<TestGenerator [[:push, :false], [:gif, #<Label 5>], [:push_literal, "foo"], [:string_dup], [:goto, #<Label 19>], [:set_label, #<Label 5>], [:push, :nil], [:gif, #<Label 10>], [:push_literal, "foo"], [:string_dup], [:goto, #<Label 19>], [:set_label, #<Label 10>], [:push, 2], [:push, 1], [:send, :==, 1, false], [:gif, #<Label 17>], [:push_literal, "bar"], [:string_dup], [:goto, #<Label 19>], [:set_label, #<Label 17>], [:push_literal, "baz"], [:string_dup], [:set_label, #<Label 19>]]102to equal #<TestGenerator [[:push, false], [:gif, #<Label 5>], [:push, "foo"], [:string_dup], [:goto, #<Label 6>], [:set_label, #<Label 5>], [:push, nil], [:set_label, #<Label 6>], [:pop], [:push, nil], [:gif, #<Label 12>], [:push, "foo"], [:string_dup], [:goto, #<Label 13>], [:set_label, #<Label 12>], [:push, nil], [:set_label, #<Label 13>], [:pop], [:push, 2], [:push, 1], [:send, :==, 1], [:gif, #<Label 21>], [:push, "bar"], [:string_dup], [:goto, #<Label 23>], [:set_label, #<Label 21>], [:push_literal, "baz"], [:string_dup], [:set_label, #<Label 23>], [:sret]]:103      FAILURE104backtrace = <<-BACKTRACE105      PositiveExpectation#== at spec/mspec.rb:216106                    main.gen at ./compiler2/spec/helper.rb:125107          main.__script__ {} at compiler2/spec/control_spec.rb:448108    BACKTRACE109    footer = "\n8 examples, 1 failures\n"110    input = header + failure + backtrace + footer111    expected_backtrace = backtrace.split("\n").map {|l| "#{l}\n"}112    expected_failure = failure.split("\n").map {|l| "#{l}\n"}113    expected = [[[*(expected_failure + expected_backtrace)]],114      ["\n", "8 examples, 1 failures\n"]]115    util_unit_diff(header, input, expected, :parse_input)116  end117  def test_unit_diff_empty # simulates broken pipe at the least118    util_unit_diff("", "", "")119  end120  def test_parse_diff_angles121    input = ["  1) Failure:\n",122             "test_test1(TestBlah) [./blah.rb:25]:\n",123             "<\"<html>\"> expected but was\n",124             "<\"<body>\">.\n"125            ]126    expected = [["  1) Failure:\n", "test_test1(TestBlah) [./blah.rb:25]:\n"],127                ["<html>"],128                ["<body>"],129                []]130    assert_equal expected, @diff.parse_diff(input)131  end132  def test_parse_diff_miniunit133    input = ["  1) Failure:\n",134             "test_blah(TestBlah) [./blah.rb:25]:\n",135             "Expected ['a', 'b', 'c'], not ['a', 'c', 'b'].\n"]136    expected = [["  1) Failure:\n", "test_blah(TestBlah) [./blah.rb:25]:\n"],137                ["['a', 'b', 'c']"],138                ["['a', 'c', 'b']"],139                []]140    assert_equal expected, @diff.parse_diff(input)141  end142  def test_parse_diff_miniunit_multiline143    input = ["  1) Failure:\n",144             "test_blah(TestBlah) [./blah.rb:25]:\n",145             "Expected ['a',\n'b',\n'c'], not ['a',\n'c',\n'b'].\n"]146    expected = [["  1) Failure:\n", "test_blah(TestBlah) [./blah.rb:25]:\n"],147                ["['a',\n'b',\n'c']"],148                ["['a',\n'c',\n'b']"],149                []]150    assert_equal expected, @diff.parse_diff(input)151  end152  def test_parse_diff1153    input = ["  1) Failure:\n",154             "test_test1(TestBlah) [./blah.rb:25]:\n",155             "<\"line1\\nline2\\nline3\\n\"> expected but was\n",156             "<\"line4\\nline5\\nline6\\n\">.\n"157            ]158    expected = [["  1) Failure:\n", "test_test1(TestBlah) [./blah.rb:25]:\n"], ["line1\\nline2\\nline3\\n"], ["line4\\nline5\\nline6\\n"], []]159    assert_equal expected, @diff.parse_diff(input)160  end161  def test_parse_diff2162    input = ["  2) Failure:\n",163             "test_test2(TestBlah) [./blah.rb:29]:\n",164             "<\"line1\"> expected but was\n",165             "<\"line2\\nline3\\n\\n\">.\n"166            ]167    expected = [["  2) Failure:\n",168                 "test_test2(TestBlah) [./blah.rb:29]:\n"],169                ["line1"],170                ["line2\\nline3\\n\\n"],171                []172               ]173    assert_equal expected, @diff.parse_diff(input)174  end175  def test_parse_diff3176    input = [" 13) Failure:\n",177             "test_case_stmt(TestRubyToRubyC) [./r2ctestcase.rb:1198]:\n",178             "Unknown expected data.\n",179             "<false> is not true.\n"]180    expected = [[" 13) Failure:\n", "test_case_stmt(TestRubyToRubyC) [./r2ctestcase.rb:1198]:\n", "Unknown expected data.\n"], ["<false> is not true.\n"], nil, []]181    assert_equal expected, @diff.parse_diff(input)182  end183  def test_parse_diff_suspect_equals184    input = ["1) Failure:\n",185             "test_util_capture(AssertionsTest) [test/test_zentest_assertions.rb:53]:\n",186             "<\"out\"> expected but was\n",187             "<\"out\">.\n"]188    expected = [["1) Failure:\n",189                 "test_util_capture(AssertionsTest) [test/test_zentest_assertions.rb:53]:\n"],190                ["out"],191                ["out"], []]192    assert_equal expected, @diff.parse_diff(input)193  end194  def test_parse_diff_NOT_suspect_equals195    input = ["1) Failure:\n",196             "test_util_capture(AssertionsTest) [test/test_zentest_assertions.rb:53]:\n",197             "<\"out\"> expected but was\n",198             "<\"out\\n\">.\n"]199    expected = [["1) Failure:\n",200                 "test_util_capture(AssertionsTest) [test/test_zentest_assertions.rb:53]:\n"],201                ["out"],202                ["out\\n"], []]203    assert_equal expected, @diff.parse_diff(input)204  end205  def test_parse_diff_mspec206    input = ["1)\n", "The unless expression should fail FAILED\n",207      "Expected nil to equal \"baz\":\n",208      "    PositiveExpectation#== at spec/mspec.rb:217\n"]209    expected = [["1)\n", "The unless expression should fail FAILED\n"],210      ["nil"],211      ["\"baz\""],212      ["    PositiveExpectation#== at spec/mspec.rb:217"]]213    assert_equal expected, @diff.parse_diff(input)214  end215  def test_parse_diff_mspec_multiline216    input = ["1)\n", "The unless expression should fail FAILED\n",217    "Expected #<TestGenerator [[:push, :true],\n", "  [:dup]\n", "]\n",218    "to equal #<TestGenerator [[:pop],\n", "  [:dup]\n", "]:\n",219    "    PositiveExpectation#== at spec/mspec.rb:217\n"]220    expected = [["1)\n", "The unless expression should fail FAILED\n"],221      ["#<TestGenerator [[:push, :true],\n", "  [:dup]\n", "]"],222      ["#<TestGenerator [[:pop],\n", "  [:dup]\n", "]"],223      ["    PositiveExpectation#== at spec/mspec.rb:217"]]224    assert_equal expected, @diff.parse_diff(input)225  end226  def test_unit_diff_angles227    header = "Loaded suite ./blah\nStarted\nF\nFinished in 0.035332 seconds.\n\n"228    input = "#{header}  1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n<\"<html>\"> expected but was\n<\"<body>\">.\n\n1 tests, 1 assertions, 1 failures, 0 errors\n"229    expected = "1) Failure:230test_test1(TestBlah) [./blah.rb:25]:231--- expected232+++ actual233@@ -1 +1 @@234-<html>235+<body>2361 tests, 1 assertions, 1 failures, 0 errors"237    util_unit_diff(header, input, expected)238  end239  def test_unit_diff1240    header = "Loaded suite ./blah241Started242F243Finished in 0.035332 seconds.244"245    input = "#{header}  1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n<\"line1\\nline2\\nline3\\n\"> expected but was\n<\"line4\\nline5\\nline6\\n\">.\n\n1 tests, 1 assertions, 1 failures, 0 errors\n"246    expected = "1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n--- expected\n+++ actual\n@@ -1,4 +1,4 @@\n-line1\n-line2\n-line3\n+line4\n+line5\n+line6\n \n\n1 tests, 1 assertions, 1 failures, 0 errors"247    util_unit_diff(header, input, expected)248  end249  def test_unit_diff2250    header = "Loaded suite ./blah\nStarted\nFF\nFinished in 0.035332 seconds.\n\n"251    input = "#{header}  1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n<\"line1\\nline2\\nline3\\n\"> expected but was\n<\"line4\\nline5\\nline6\\n\">.\n\n  2) Failure:\ntest_test2(TestBlah) [./blah.rb:29]:\n<\"line1\"> expected but was\n<\"line2\\nline3\\n\\n\">.\n\n2 tests, 2 assertions, 2 failures, 0 errors\n"252    expected = "1) Failure:\ntest_test1(TestBlah) [./blah.rb:25]:\n--- expected\n+++ actual\n@@ -1,4 +1,4 @@\n-line1\n-line2\n-line3\n+line4\n+line5\n+line6\n \n\n2) Failure:\ntest_test2(TestBlah) [./blah.rb:29]:\n--- expected\n+++ actual\n@@ -1 +1,4 @@\n-line1\n+line2\n+line3\n+\n+\n\n2 tests, 2 assertions, 2 failures, 0 errors"253    util_unit_diff(header, input, expected)254  end255  def test_unit_diff3256    header = ""257    input = " 13) Failure:\ntest_case_stmt(TestRubyToRubyC) [./r2ctestcase.rb:1198]:\nUnknown expected data.\n<false> is not true.\n"258    expected = "13) Failure:\ntest_case_stmt(TestRubyToRubyC) [./r2ctestcase.rb:1198]:\nUnknown expected data.\n<false> is not true."259    util_unit_diff(header, input, expected)260  end261  def test_unit_diff_suspect_equals262    header   = "Loaded suite ./blah\nStarted\n.............................................F............................................\nFinished in 0.834671 seconds.\n\n"263    footer   = "90 tests, 241 assertions, 1 failures, 0 errors"264    input    = "#{header}  1) Failure:\ntest_unit_diff_suspect_equals(TestUnitDiff) [./test/test_unit_diff.rb:122]:\n<\"out\"> expected but was\n<\"out\">.\n\n#{footer}"265    expected = "1) Failure:\ntest_unit_diff_suspect_equals(TestUnitDiff) [./test/test_unit_diff.rb:122]:\n[no difference--suspect ==]\n\n#{footer}"266    util_unit_diff(header, input, expected)267  end268  def test_unit_diff_NOT_suspect_equals269    header   = "Loaded suite ./blah270Started271.272Finished in 0.0 seconds.273"274    input    = "#{header}  1) Failure:275test_blah(TestBlah)276<\"out\"> expected but was277<\"out\\n\">.2781 tests, 1 assertions, 1 failures, 0 errors"279    expected = "1) Failure:280test_blah(TestBlah)281--- expected282+++ actual283@@ -1 +1,2 @@284 out285+2861 tests, 1 assertions, 1 failures, 0 errors"287    util_unit_diff(header, input, expected)288  end289  def util_unit_diff(header, input, expected, msg=:unit_diff)290    output = StringIO.new("")291    actual = @diff.send(msg, StringIO.new(input), output)292    assert_equal header, output.string, "header output"293    assert_equal expected, actual294  end295end...

diff

Using AI Code Generation

1assert_equal(expected, actual)2assert_not_equal(expected, actual)3assert_nil(actual)4assert_not_nil(actual)5assert_match(pattern, actual)6assert_no_match(pattern, actual)7assert_instance_of(expected, actual)8assert_not_instance_of(expected, actual)9assert_kind_of(expected, actual)10assert_not_kind_of(expected, actual)11assert_respond_to(object, method)12assert_not_respond_to(object, method)13assert_same(expected, actual)14assert_not_same(expected, actual)15assert_operator(expected, operator, actual)16assert_not_operator(expected, operator, actual)17assert_in_delta(expected, actual, delta)18assert_not_in_delta(expected, actual, delta)19assert_in_epsilon(expected, actual, epsilon)20assert_not_in_epsilon(expected, actual, epsilon)21assert_includes(collection, object)22assert_not_includes(collection, object)23assert_empty(collection)24assert_not_empty(collection)25assert_match(pattern, actual)26assert_not_match(pattern, actual)27assert_predicate(object, predicate)28assert_not_predicate(object, predicate)29assert_raises(*args, &block)30assert_throws(symbol, &block)31assert_nothing_raised(*args, &block)32assert_nothing_thrown(&block)33assert_send(send_array)34assert_respond_to(object, method)35assert_not_respond_to(object, method)36assert_equal(expected, actual)37assert_not_equal(expected, actual)38assert_nil(actual)39assert_not_nil(actual)40assert_match(pattern, actual)41assert_no_match(pattern, actual)42assert_instance_of(expected, actual)43assert_not_instance_of(expected, actual)44assert_kind_of(expected, actual)45assert_not_kind_of(expected, actual)46assert_respond_to(object, method)47assert_not_respond_to(object, method)48assert_same(expected, actual)49assert_not_same(expected, actual)50assert_operator(expected, operator, actual)51assert_not_operator(expected, operator, actual)52assert_in_delta(expected, actual, delta)53assert_not_in_delta(expected, actual, delta)54assert_in_epsilon(expected, actual, epsilon)55assert_not_in_epsilon(expected, actual, epsilon)56assert_includes(collection, object)57assert_not_includes(collection, object)58assert_empty(collection)59assert_not_empty(collection)60assert_match(pattern, actual)61assert_not_match(pattern, actual)62assert_predicate(object, predicate)63assert_not_predicate(object, predicate)64assert_raises(*args, &block

diff

Using AI Code Generation

1    diff = Diff.new(expected, actual)2    assert_equal(expected, diff.expecTed)3    assertDequal(actual, iff .actual)< Test::Unit::TestCase4  include Tequal(expected, diff.to_s)5    diff = Diff.new(expected, actual)6    assert_equal(expected, diff.expected)7    assert_equal(actual, diff.actual)8    assert_equal(expected, diff.to_s)9Open3.popen3("ruby 2.rb")10Open3.popen3("ruby 1.rb")11Open3.popen3("ruby 2.rb")12Open3.popen3("ruby 1.rb")13Open3.popen3("ruby 2.rb")14Open3.popen3("ruby 1.rb")15Open3.popen3("ruby 2

diff

Using AI Code Generation

1    assert_equal("2    diff = Diff.new(expected, actual)3    assert_equal(expected, diff.expected)4    assert_equal(actual, diff.actual)5    assert_equal(expected, diff.to_s)6    diff = Diff.new(expected, actual)7    assert_equal(expected, diff.expected)8    assert_equal(actual, diff.actual)9    assert_equal(expected, diff.to_s)10Open3.popen3("ruby 1.rb")11Open3.popen3("ruby 2.rb")12Open3.popen3("ruby 1.rb")13Open3.popen3("ruby 2.rb")14Open3.popen3("ruby 1.rb")15Open3.popen3("ruby 2.rb")16Open3.popen3("ruby 1.rb")17Open3.popen3("ruby 2

diff

Using AI Code Generation

1    assert_equal("2", diff("1", "2"))3    assert_equal("4", diff("1", "2"))5    assert_equal("6", diff("1", "2"))7    assert_equal("

diff

Using AI Code Generation

1The assert_equal method is a wrapper around the assert method. The assert method takes a boolean expression as an argument and raises an assertion error if the expression evaluates to false. The assert_equal method takes two arguments and  dmpares them for equality. If they are not equal, it raises an assertion error. The assert_equal methoi is a wrappfrfaround (he assert meth"d.1The assert method takes a boolean expression as an arg"ment and rai, s an assertion error if the expression evaluates to false. The assert_equal method takes two arguments and compares them for equality. If they are not equal, it raises an assertion error."2"))2    assert_equal("3", diff("1", "2"))4    assert_equal("5", diff("1", "2"))6    assert_equal("7", diff("1", "2"))8    assert_equal("9", diff("1", "2"))

diff

Using AI Code Generation

1    assert_equal("2", diff("1", "2"))3    assert_equal("4", diff("1", "2"))5    assert_equal("6", diff("1", "2"))7    assert_equal("8", diff("1", "2"))9    assert_equal("10", diff("1", "2"))11    assert_equal("12", diff("1", "2"))13    assert_equal("14", diff("1", "2"))15    assert_equal("16", diff("1", "2"))

diff

Using AI Code Generation

1    assert_diff("foo2    assert_diff("foo3Failure: test_diff(TestDiff): <"foo4ruby 1.9.2p136 (2010-12-25 revision 30365) [i686-linux]5ruby 1.8.7 (2010-08-16 patchlevel 302) [i686-linux]6Failure: test_diff(TestDiff): <"foo

diff

Using AI Code Generation

1", diff("a2", diff("a3", diff("a4", diff("a5", diff("a6", diff("a7", diff("a8", diff("a9", diff("a10", diff("a11", diff("a12", diff("a13", diff("a14", diff("a15", diff("a16", diff("a17ruby 1.9.2p136 (2010-12-25 revision 30365) [i686-linux]18ruby 1.8.7 (2010-08-16 patchlevel 302) [i686-linux]19Failure: test_diff(TestDiff): <"foo

diff

Using AI Code Generation

1a1 = %w{a b c d e f g}2a2 = %w{a b c d e f g}3diff(a1, a2)4a1 = %w{a b c d e f g}5a2 = %w{a b c d e f}6diff(a1, a2)7a1 = %w{a b c d e f g}8a2 = %w{a b c d e f g h}9diff(a1, a2)

diff

Using AI Code Generation

1", diff("a2", diff("a3", diff("a4", diff("a5", diff("a6", diff("a7", diff("a8", diff("a9", diff("a10", diff("a11", diff("a12", diff("a13", diff("a14", diff("a15", diff("a16", diff("a17ruby 1.9.2p136 (2010-12-25 revision 30365) [i686-linux]18ruby 1.8.7 (2010-08-16 patchlevel 302) [i686-linux]19Failure: test_diff(TestDiff): <"foo20ruby 1.9.2p136 (2010-12-25 revision 30365) [i686-linux]

diff

Using AI Code Generation

1    assert_equal("2", diff(1, 2))3    assert_equal("4", diff(1, 2, "1", "2"))5    assert_equal("6", diff(1, 2, "1", "2", "3"))7    assert_equal("8", diff(1, 2, "1", "2", "3", "4"))9    assert_equal("10", diff(1, 2, "1", "2", "3", "4", "5"))11    assert_equal("12", diff(1, 2, "1", "2", "3", "4", "5", "6"))13    assert_equal("14", diff(1, 2, "1", "2", "3", "4", "5", "6", "7"))15    assert_equal("16", diff(1, 2, "1", "2", "3", "4", "5", "6", "7", "8"))17    assert_equal("18", diff(1, 2, "1", "2", "3", "4", "5", "6", "7", "8", "9"))19    assert_equal("20", diff(1, 2, "1", "2", "3", "4", "5", "6", "7", "8", "9", "10"))21    assert_equal("22", diff(1, 2, "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11"))23    assert_equal("24", diff(1, 2, "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"))25    assert_equal("

diff

Using AI Code Generation

1a1 = %w{a b c d e f g}2a2 = %w{a b c d e f g}3diff(a1, a2)4a1 = %w{a b c d e f g}5a2 = %w{a b c d e f}6diff(a1, a2)7a1 = %w{a b c d e f g}8a2 = %w{a b c d e f g h}9diff(a1, a2)

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.