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How to use expectAst method in stryker-parent

Best JavaScript code snippet using stryker-parent

index.spec.ts

Source:index.spec.ts

1import { ExpressionParse } from "../src";2import * as D from "../src/data";3test("init unaryOps,binaryOps,literals, init simple expression", () => {4  const instance = new ExpressionParse({5    expression: "@@@@@1 ##### empty",6    unaryOps: ["@@@@@"],7    binaryOps: {8      "#####": 59    },10    literals: {11      empty: "empty"12    }13  });14  const unaryOps = instance.getUnaryOps();15  const binaryOps = instance.getBinaryOps();16  const literals = instance.getLiterals();17  expect(unaryOps).toEqual(["@@@@@"]);18  expect(binaryOps).toEqual({19    "#####": 520  });21  expect(literals).toEqual({22    empty: "empty"23  });24  const expectAst = {25    type: D.BINARY_EXPRESSION,26    left: {27      type: D.UNARY_EXPRESSION,28      operate: { type: D.UNARY_OPERATOR, value: "@@@@@", start: 0, end: 5 },29      argument: { type: D.LITERAL, value: 1, start: 5, end: 6, raw: "1" }30    },31    operator: { type: D.BINARY_OPERATOR, value: "#####", start: 7, end: 12 },32    right: { type: D.LITERAL, start: 13, end: 18, value: "empty", raw: "empty" }33  };34  expect(instance.getAst()).toEqual(expectAst);35});36test("add unaryOps,binaryOps,literals, init simple expression", () => {37  const instance = new ExpressionParse({38    expression: "@@@@@1 ##### empty + 1"39  });40  const ast = instance41    .addBinaryOps({42      "#####": 543    })44    .addUnaryOps(["@@@@@"])45    .addLiterals({46      empty: "empty"47    })48    .getAst();49  const expectAst = {50    type: D.BINARY_EXPRESSION,51    left: {52      type: D.UNARY_EXPRESSION,53      operate: {54        type: D.UNARY_OPERATOR,55        value: "@@@@@",56        start: 0,57        end: 558      },59      argument: {60        type: D.LITERAL,61        value: 1,62        start: 5,63        end: 6,64        raw: "1"65      }66    },67    operator: {68      type: D.BINARY_OPERATOR,69      value: "#####",70      start: 7,71      end: 1272    },73    right: {74      type: D.BINARY_EXPRESSION,75      left: {76        type: D.LITERAL,77        start: 13,78        end: 18,79        value: "empty",80        raw: "empty"81      },82      operator: {83        type: D.BINARY_OPERATOR,84        value: "+",85        start: 19,86        end: 2087      },88      right: {89        type: D.LITERAL,90        value: 1,91        start: 21,92        end: 22,93        raw: "1"94      }95    }96  };97  expect(ast).toEqual(expectAst);98});99test("delete unaryOps,binaryOps,literals, catch error", () => {100  const instance = new ExpressionParse({101    expression: "-1+1*false"102  });103  instance104    .removeBinaryOps(["+"])105    .removeUnaryOps(["-"])106    .removeLiterals(["false"]);107  expect(() => {108    instance.getAst();109  }).toThrow();110});111describe("test decimal point", () => {112  test("Correct decimal point  ", () => {113    const instance = new ExpressionParse({114      expression: ".6+2.7"115    });116    const expectAst = {117      type: "BinaryExpression",118      left: { type: "Literal", value: 0.6, start: 0, end: 2, raw: ".6" },119      operator: { type: "BinaryOperator", value: "+", start: 2, end: 3 },120      right: { type: "Literal", value: 2.7, start: 3, end: 6, raw: "2.7" }121    };122    expect(instance.getAst()).toEqual(expectAst);123  });124  test("Wrong decimal point  ", () => {125    const instance = new ExpressionParse({126      expression: ".6.5+3.1b"127    });128    expect(() => {129      instance.getAst();130    }).toThrow();131  });132});133test("empty expression", () => {134  const instance = new ExpressionParse({135    expression: ""136  });137  expect(instance.getAst()).toBeNull;138});139test("function", () => {140  const instance = new ExpressionParse({141    expression: "empty(getxx(),haha())"142  });143  const expectAst = {144    type: "CallExpression",145    callee: {146      type: "Identifier",147      start: 0,148      end: 5,149      name: "empty"150    },151    arguments: [152      {153        type: "CallExpression",154        callee: {155          type: "Identifier",156          start: 6,157          end: 11,158          name: "getxx"159        },160        arguments: []161      },162      {163        type: "CallExpression",164        callee: {165          type: "Identifier",166          start: 14,167          end: 18,168          name: "haha"169        },170        arguments: []171      }172    ]173  };174  expect(instance.getAst()).toEqual(expectAst);175});176describe("object", () => {177  test("computed true", () => {178    const instance = new ExpressionParse({179      expression: "a.b[c.d]"180    });181    const expectAst = {182      type: "MemberExpression",183      computed: true,184      object: {185        type: "MemberExpression",186        computed: false,187        object: {188          type: "Identifier",189          start: 0,190          end: 1,191          name: "a"192        },193        property: {194          type: "Identifier",195          start: 2,196          end: 3,197          name: "b"198        }199      },200      property: {201        type: "MemberExpression",202        computed: false,203        object: {204          type: "Identifier",205          start: 4,206          end: 5,207          name: "c"208        },209        property: {210          type: "Identifier",211          start: 6,212          end: 7,213          name: "d"214        }215      }216    };217    expect(instance.getAst()).toEqual(expectAst);218  });219  test("computed false", () => {220    const instance = new ExpressionParse({221      expression: "a.b.c"222    });223    const expectAst = {224      type: "MemberExpression",225      computed: false,226      object: {227        type: "MemberExpression",228        computed: false,229        object: {230          type: "Identifier",231          start: 0,232          end: 1,233          name: "a"234        },235        property: {236          type: "Identifier",237          start: 2,238          end: 3,239          name: "b"240        }241      },242      property: {243        type: "Identifier",244        start: 4,245        end: 5,246        name: "c"247      }248    };249    expect(instance.getAst()).toEqual(expectAst);250  });251});252test("Binary expression parsing error", () => {253  const instance = new ExpressionParse({254    expression: "a+"255  });256  expect(() => {257    instance.getAst();258  }).toThrow();259});260describe("test ternary expression", () => {261  test("normal ternary expression", () => {262    const instance = new ExpressionParse({263      expression: "a?b:c"264    });265    const expectAst = {266      type: D.CONDITIONAL_EXPRESSION,267      test: { type: D.IDENTIFIER, start: 0, end: 1, name: "a" },268      consequent: { type: D.IDENTIFIER, start: 2, end: 3, name: "b" },269      alternate: { type: D.IDENTIFIER, start: 4, end: 5, name: "c" }270    };271    expect(instance.getAst()).toEqual(expectAst);272  });273  test("missing consequent", () => {274    const instance = new ExpressionParse({275      expression: "a?b:"276    });277    expect(() => {278      instance.getAst();279    }).toThrow();280  });281  test("missing symbol", () => {282    const instance = new ExpressionParse({283      expression: "a?b"284    });285    expect(() => {286      instance.getAst();287    }).toThrow();288  });289  test("missing alternate", () => {290    const instance = new ExpressionParse({291      expression: "a?"292    });293    expect(() => {294      instance.getAst();295    }).toThrow();296  });297});298test("Test multiple expressions", () => {299  const instance = new ExpressionParse({300    expression: "a+b;c?a:b"301  });302  const expectAst = [303    {304      type: "BinaryExpression",305      left: {306        type: "Identifier",307        start: 0,308        end: 1,309        name: "a"310      },311      operator: {312        type: "BinaryOperator",313        value: "+",314        start: 1,315        end: 2316      },317      right: {318        type: "Identifier",319        start: 2,320        end: 3,321        name: "b"322      }323    },324    {325      type: "ConditionalExpression",326      test: {327        type: "Identifier",328        start: 4,329        end: 5,330        name: "c"331      },332      consequent: {333        type: "Identifier",334        start: 6,335        end: 7,336        name: "a"337      },338      alternate: {339        type: "Identifier",340        start: 8,341        end: 9,342        name: "b"343      }344    }345  ];346  expect(instance.getAst()).toEqual(expectAst);347});348test("test complex expression", () => {349  const instance = new ExpressionParse({350    expression: `fn(a@@@b,c@@d,e)?this:isEmpty('2')?this:(@#$1+2*3@@@##4)||(-1&&g===j)||'a\n\r\t\b\f'||[a.b,a[c],a.c.d]`351  });352  const ast = instance353    .addBinaryOps({354      "@@@": 5,355      "@@": 6356    })357    .addUnaryOps(["@#$", "##"])358    .addLiterals({359      empty: "empty",360      this: "that"361    })362    .getAst();363  const expectAst = {364    type: "ConditionalExpression",365    test: {366      type: "CallExpression",367      callee: {368        type: "Identifier",369        start: 0,370        end: 2,371        name: "fn"372      },373      arguments: [374        {375          type: "BinaryExpression",376          left: {377            type: "Identifier",378            start: 3,379            end: 4,380            name: "a"381          },382          operator: {383            type: "BinaryOperator",384            value: "@@@",385            start: 4,386            end: 7387          },388          right: {389            type: "Identifier",390            start: 7,391            end: 8,392            name: "b"393          }394        },395        {396          type: "BinaryExpression",397          left: {398            type: "Identifier",399            start: 9,400            end: 10,401            name: "c"402          },403          operator: {404            type: "BinaryOperator",405            value: "@@",406            start: 10,407            end: 12408          },409          right: {410            type: "Identifier",411            start: 12,412            end: 13,413            name: "d"414          }415        },416        {417          type: "Identifier",418          start: 14,419          end: 15,420          name: "e"421        }422      ]423    },424    consequent: {425      type: "Literal",426      start: 17,427      end: 21,428      value: "that",429      raw: "this"430    },431    alternate: {432      type: "ConditionalExpression",433      test: {434        type: "CallExpression",435        callee: {436          type: "Identifier",437          start: 22,438          end: 29,439          name: "isEmpty"440        },441        arguments: [442          {443            type: "Literal",444            value: "2",445            start: 30,446            end: 33,447            raw: "'2'"448          }449        ]450      },451      consequent: {452        type: "Literal",453        start: 35,454        end: 39,455        value: "that",456        raw: "this"457      },458      alternate: {459        type: "BinaryExpression",460        left: {461          type: "BinaryExpression",462          left: {463            type: "BinaryExpression",464            left: {465              type: "BinaryExpression",466              left: {467                type: "BinaryExpression",468                left: {469                  type: "UnaryExpression",470                  operate: {471                    type: "UnaryOperator",472                    value: "@#$",473                    start: 41,474                    end: 44475                  },476                  argument: {477                    type: "Literal",478                    value: 1,479                    start: 44,480                    end: 45,481                    raw: "1"482                  }483                },484                operator: {485                  type: "BinaryOperator",486                  value: "+",487                  start: 45,488                  end: 46489                },490                right: {491                  type: "BinaryExpression",492                  left: {493                    type: "Literal",494                    value: 2,495                    start: 46,496                    end: 47,497                    raw: "2"498                  },499                  operator: {500                    type: "BinaryOperator",501                    value: "*",502                    start: 47,503                    end: 48504                  },505                  right: {506                    type: "Literal",507                    value: 3,508                    start: 48,509                    end: 49,510                    raw: "3"511                  }512                }513              },514              operator: {515                type: "BinaryOperator",516                value: "@@@",517                start: 49,518                end: 52519              },520              right: {521                type: "UnaryExpression",522                operate: {523                  type: "UnaryOperator",524                  value: "##",525                  start: 52,526                  end: 54527                },528                argument: {529                  type: "Literal",530                  value: 4,531                  start: 54,532                  end: 55,533                  raw: "4"534                }535              }536            },537            operator: {538              type: "BinaryOperator",539              value: "||",540              start: 56,541              end: 58542            },543            right: {544              type: "BinaryExpression",545              left: {546                type: "UnaryExpression",547                operate: {548                  type: "UnaryOperator",549                  value: "-",550                  start: 59,551                  end: 60552                },553                argument: {554                  type: "Literal",555                  value: 1,556                  start: 60,557                  end: 61,558                  raw: "1"559                }560              },561              operator: {562                type: "BinaryOperator",563                value: "&&",564                start: 61,565                end: 63566              },567              right: {568                type: "BinaryExpression",569                left: {570                  type: "Identifier",571                  start: 63,572                  end: 64,573                  name: "g"574                },575                operator: {576                  type: "BinaryOperator",577                  value: "===",578                  start: 64,579                  end: 67580                },581                right: {582                  type: "Identifier",583                  start: 67,584                  end: 68,585                  name: "j"586                }587              }588            }589          },590          operator: {591            type: "BinaryOperator",592            value: "||",593            start: 69,594            end: 71595          },596          right: {597            type: "Literal",598            value: "a\n\r\t\b\f",599            start: 71,600            end: 79,601            raw: "'a\n\r\t\b\f'"602          }603        },604        operator: {605          type: "BinaryOperator",606          value: "||",607          start: 79,608          end: 81609        },610        right: {611          type: "ArrayExpression",612          arguments: [613            {614              type: "MemberExpression",615              computed: false,616              object: {617                type: "Identifier",618                start: 82,619                end: 83,620                name: "a"621              },622              property: {623                type: "Identifier",624                start: 84,625                end: 85,626                name: "b"627              }628            },629            {630              type: "MemberExpression",631              computed: true,632              object: {633                type: "Identifier",634                start: 86,635                end: 87,636                name: "a"637              },638              property: {639                type: "Identifier",640                start: 88,641                end: 89,642                name: "c"643              }644            },645            {646              type: "MemberExpression",647              computed: false,648              object: {649                type: "MemberExpression",650                computed: false,651                object: {652                  type: "Identifier",653                  start: 91,654                  end: 92,655                  name: "a"656                },657                property: {658                  type: "Identifier",659                  start: 93,660                  end: 94,661                  name: "c"662                }663              },664              property: {665                type: "Identifier",666                start: 95,667                end: 96,668                name: "d"669              }670            }671          ]672        }673      }674    }675  };676  expect(ast).toEqual(expectAst);...

flare.test.js

Source:flare.test.js

1const {2  select,3  ast,4  lt,5  gte,6  gt,7  ne,8  and,9  or,10  all,11  any,12  event,13  filter,14  during15} = require('../index.js').default.flare;16const { Stream } = require('../src/api.js');17function stream(name, filters) {18  return new Stream(null, name, {}, filters);19}20const expectAST = (a) => expect(JSON.parse(ast(a)));21test('select span', () => {22  const s = stream('S');23  expectAST(select()(s.when({ x: true }))).toEqual({24    select: {25      type: 'span',26      op: '==',27      stream: { name: 'S' },28      path: ['event', 'x'],29      arg: { type: 'bool', val: true }30    }31  });32});33test('any comparisons', () => {34  const moose = stream('moose');35  expectAST(36    any(37      moose.when({ x: lt(0) }),38      moose.when({ x: gte(3.141592653589793) }),39      moose.when({ b: ne(false) })40    )41  ).toEqual({42    type: 'any',43    conds: [44      {45        stream: { name: 'moose' },46        arg: { type: 'double', val: 0 },47        path: ['event', 'x'],48        type: 'span',49        op: '<'50      },51      {52        stream: { name: 'moose' },53        arg: { type: 'double', val: 3.141592653589793 },54        path: ['event', 'x'],55        type: 'span',56        op: '>='57      },58      {59        stream: { name: 'moose' },60        arg: { type: 'bool', val: false },61        path: ['event', 'b'],62        type: 'span',63        op: '!='64      }65    ]66  });67});68test('stream access', () => {69  const s = stream('S');70  expectAST(71    select()(72      s73        .when({ even: true })74        .then(s.when({ event: true }))75        .then(s.when({ event: { event: true } }))76        .then(s.when({ id: true }))77        .then(s.when({ '.id': true }))78        .then(s.when({ '.id': { '': true } }))79        .then(s.when({ true: { çå®: true } }))80    )81  ).toEqual({82    select: {83      type: 'serial',84      conds: [85        {86          type: 'span',87          op: '==',88          arg: { type: 'bool', val: true },89          path: ['event', 'even'],90          stream: { name: 'S' }91        },92        {93          type: 'span',94          op: '==',95          arg: { type: 'bool', val: true },96          path: ['event', 'event'],97          stream: { name: 'S' }98        },99        {100          type: 'span',101          op: '==',102          arg: { type: 'bool', val: true },103          path: ['event', 'event', 'event'],104          stream: { name: 'S' }105        },106        {107          type: 'span',108          op: '==',109          arg: { type: 'bool', val: true },110          path: ['event', 'id'],111          stream: { name: 'S' }112        },113        {114          type: 'span',115          op: '==',116          arg: { type: 'bool', val: true },117          path: ['event', '.id'],118          stream: { name: 'S' }119        },120        {121          type: 'span',122          op: '==',123          arg: { type: 'bool', val: true },124          path: ['event', '.id', ''],125          stream: { name: 'S' }126        },127        {128          type: 'span',129          op: '==',130          arg: { type: 'bool', val: true },131          path: ['event', 'true', '\u771f\u5b9e'],132          stream: { name: 'S' }133        }134      ]135    }136  });137});138test('all and any in serial', () => {139  const foo = stream('foo');140  const bar = stream('bar');141  const baz = stream('baz');142  const qux = stream('qux');143  const quux = stream('quux');144  expectAST(145    select()(146      any(foo.when({ x: true }), bar.when({ y: true }))147        .then(baz.when({ z: true }))148        .then(all(qux.when({ Î±: true }), quux.when({ Î²: true })))149    )150  ).toEqual({151    select: {152      type: 'serial',153      conds: [154        {155          type: 'any',156          conds: [157            {158              op: '==',159              stream: { name: 'foo' },160              path: ['event', 'x'],161              type: 'span',162              arg: { type: 'bool', val: true }163            },164            {165              op: '==',166              stream: { name: 'bar' },167              path: ['event', 'y'],168              type: 'span',169              arg: { type: 'bool', val: true }170            }171          ]172        },173        {174          op: '==',175          stream: { name: 'baz' },176          path: ['event', 'z'],177          type: 'span',178          arg: { type: 'bool', val: true }179        },180        {181          type: 'all',182          conds: [183            {184              op: '==',185              stream: { name: 'qux' },186              path: ['event', 'Î±'],187              type: 'span',188              arg: { type: 'bool', val: true }189            },190            {191              op: '==',192              stream: { name: 'quux' },193              path: ['event', 'Î²'],194              type: 'span',195              arg: { type: 'bool', val: true }196            }197          ]198        }199      ]200    }201  });202});203test('or', () => {204  const s = stream('s');205  const t = stream('t');206  expectAST(select()(or(s.when({ x: true }), t.when({ x: true })))).toEqual({207    select: {208      expr: '||',209      args: [210        {211          type: 'span',212          op: '==',213          stream: { name: 's' },214          path: ['event', 'x'],215          arg: { type: 'bool', val: true }216        },217        {218          type: 'span',219          op: '==',220          stream: { name: 't' },221          path: ['event', 'x'],222          arg: { type: 'bool', val: true }223        }224      ]225    }226  });227});228test('relative span', () => {229  const s = stream('s');230  const t = stream('t');231  expectAST(232    select()(233      or(234        s.when({ x: true }).min({ years: 1, months: 1 }),235        t.when({ x: true }).after({ minutes: 11 }).within({ seconds: 13 })236      ).max({ weeks: 1 })237    )238  ).toEqual({239    select: {240      expr: '||',241      args: [242        {243          type: 'span',244          op: '==',245          stream: { name: 's' },246          path: ['event', 'x'],247          arg: { type: 'bool', val: true },248          for: { 'at-least': { years: 1, months: 1 } }249        },250        {251          type: 'span',252          op: '==',253          stream: { name: 't' },254          path: ['event', 'x'],255          arg: { type: 'bool', val: true },256          after: { minutes: 11 },257          within: { seconds: 13 }258        }259      ],260      for: { 'at-most': { weeks: 1 } }261    }262  });263});264test('nested relative spans', () => {265  const s = stream('S');266  expectAST(267    select()(268      s.when({ x: lt(0) }).then(269        s270          .when({ x: 0 })271          .then(s.when({ x: gt(0) }).within({ seconds: 1 }))272          .within({ seconds: 2 })273      )274    )275  ).toEqual({276    select: {277      type: 'serial',278      conds: [279        {280          type: 'span',281          op: '<',282          stream: { name: 'S' },283          path: ['event', 'x'],284          arg: { type: 'double', val: 0 }285        },286        {287          type: 'serial',288          conds: [289            {290              type: 'span',291              op: '==',292              stream: { name: 'S' },293              path: ['event', 'x'],294              arg: { type: 'double', val: 0 }295            },296            {297              type: 'span',298              op: '>',299              stream: { name: 'S' },300              path: ['event', 'x'],301              arg: { type: 'double', val: 0 },302              within: { seconds: 1 }303            }304          ],305          within: { seconds: 2 }306        }307      ]308    }309  });310});311test('switches', () => {312  const s = stream('S');313  expectAST(select()(s.when(event({ x: lt(0.1) }).then({ x: gt(0) })))).toEqual(314    {315      select: {316        type: 'switch',317        stream: { name: 'S' },318        conds: [319          {320            op: '<',321            arg: { type: 'double', val: 0.1 },322            type: 'span',323            path: ['event', 'x']324          },325          {326            op: '>',327            arg: { type: 'double', val: 0 },328            type: 'span',329            path: ['event', 'x']330          }331        ]332      }333    }334  );335});336test('stream filters', () => {337  const s = stream('S', { season: 'summer' });338  expectAST(339    select()(and(s.when({ temperature: gte(77.5) }), s.when({ sunny: true })))340  ).toEqual({341    select: {342      expr: '&&',343      args: [344        {345          type: 'span',346          op: '>=',347          stream: {348            name: 'S',349            filter: {350              op: '==',351              path: ['event', 'season'],352              arg: { type: 'string', val: 'summer' }353            }354          },355          path: ['event', 'temperature'],356          arg: { type: 'double', val: 77.5 }357        },358        {359          type: 'span',360          op: '==',361          stream: {362            name: 'S',363            filter: {364              op: '==',365              path: ['event', 'season'],366              arg: { type: 'string', val: 'summer' }367            }368          },369          path: ['event', 'sunny'],370          arg: { type: 'bool', val: true }371        }372      ]373    }374  });375});376test('or stream filters', () => {377  const s = stream(378    'S',379    or(filter({ season: 'summer' }), filter({ season: 'winter' }))380  );381  expectAST(select()(s.when({ sunny: true }))).toEqual({382    select: {383      type: 'span',384      op: '==',385      arg: { type: 'bool', val: true },386      path: ['event', 'sunny'],387      stream: {388        name: 'S',389        filter: {390          expr: '||',391          args: [392            {393              op: '==',394              arg: { type: 'string', val: 'summer' },395              path: ['event', 'season']396            },397            {398              op: '==',399              arg: { type: 'string', val: 'winter' },400              path: ['event', 'season']401            }402          ]403        }404      }405    }406  });407});408test('multiple conditions is shorthand for &&', () => {409  const s = stream('S');410  const t = stream('T');411  expectAST(select()(s.when({ sunny: true }), t.when({ happy: true }))).toEqual(412    select()(and(s.when({ sunny: true }), t.when({ happy: true }))).ast413  );414});415test('specifying start and end', () => {416  const s = stream('S');417  const cond = s.when({ sunny: true });418  const base = cond.ast;419  const start = '2017-06-01T00:00:00+00:00';420  const end = '2017-06-12T00:00:00+00:00';421  expectAST(select({ start, end })(cond)).toEqual({422    between: [start, end],423    select: base424  });425  expectAST(select({ start })(cond)).toEqual({426    after: start,427    select: base428  });429  expectAST(select({ end })(cond)).toEqual({430    before: end,431    select: base432  });433});434test('during', () => {435  const s = stream('S');436  expectAST(437    select()(during(s.when({ foo: 'bar' }), s.when({ baz: gt(1.5) })))438  ).toEqual({439    select: {440      type: 'during',441      conds: [442        {443          op: '==',444          arg: {445            type: 'string',446            val: 'bar'447          },448          type: 'span',449          path: ['event', 'foo'],450          stream: {451            name: 'S'452          }453        },454        {455          op: '>',456          arg: {457            type: 'double',458            val: 1.5459          },460          type: 'span',461          path: ['event', 'baz'],462          stream: {463            name: 'S'464          }465        }466      ]467    }468  });...

parser.spec.ts

Source:parser.spec.ts

1import { Tokenizer } from "../src/tokenizer";2import { Parser } from "../src/parser";3import { BinOpAST } from "../src/ast/bin-op.ast";4import { NumberAST } from "../src/ast/number.ast";5import { PlusToken } from "../src/tokens/plus.token";6import { UnaryOpAST } from "../src/ast/unary-op.ast";7import { MinusToken } from "../src/tokens/minus.token";8import { IntegerConstToken } from "../src/tokens/integer-const.token";9describe.skip('Parser tests', () => {10    test('Add op AST', () => {11        const parser = new Parser(new Tokenizer('1 + 2'));12        const expectAST = new BinOpAST(13            new NumberAST(new IntegerConstToken(1)),14            new PlusToken(),15            new NumberAST(new IntegerConstToken(2)),16        );17        const result = parser.parse();18        expect(typeof result).toBe('object');19        expect(result).toEqual(expectAST);20    });21    test('Add op with unary AST', () => {22        const parser = new Parser(new Tokenizer('1 + - 2'));23        const expectAST = new BinOpAST(24            new NumberAST(new IntegerConstToken(1)),25            new PlusToken(),26            new UnaryOpAST(27                new MinusToken(),28                new NumberAST(new IntegerConstToken(2)),29            ),30        );31        const result = parser.parse();32        expect(typeof result).toBe('object');33        expect(result).toEqual(expectAST);34    });...

Using AI Code Generation

1var expectAst = require('stryker-parent').expectAst;2var expectAst = require('stryker').expectAst;3var expectAst = require('stryker-parent').expectAst;4var expectAst = require('stryker').expectAst;5var expectAst = require('stryker-parent').expectAst;6var expectAst = require('stryker').expectAst;7var expectAst = require('stryker-parent').expectAst;8var expectAst = require('stryker').expectAst;9var expectAst = require('stryker-parent').expectAst;10var expectAst = require('stryker').expectAst;11var expectAst = require('stryker-parent').expectAst;12var expectAst = require('stryker').expectAst;13var expectAst = require('stryker-parent').expectAst;14var expectAst = require('stryker').expectAst;15var expectAst = require('stryker-parent').expectAst;16var expectAst = require('stryker').expectAst;17var expectAst = require('stryker-parent').expectAst;18var expectAst = require('stryker').expectAst;

Using AI Code Generation

1var expectAst = require('stryker-parent').expectAst;2expectAst('var x = 1;');3var expectAst = require('stryker-parent').expectAst;4expectAst('var x = 1;');5var expectAst = require('stryker-parent').expectAst;6expectAst('var x = 1;');7var expectAst = require('stryker-parent').expectAst;8expectAst('var x = 1;');9var expectAst = require('stryker-parent').expectAst;10expectAst('var x = 1;');11var expectAst = require('stryker-parent').expectAst;12expectAst('var x = 1;');13var expectAst = require('stryker-parent').expectAst;14expectAst('var x = 1;');15var expectAst = require('stryker-parent').expectAst;16expectAst('var x = 1;');17var expectAst = require('stryker-parent').expectAst;18expectAst('var x = 1;');19var expectAst = require('stryker-parent').expectAst;20expectAst('var x = 1;');21var expectAst = require('stryker-parent').expectAst;22expectAst('var x = 1;');23var expectAst = require('stryker-parent').expectAst;24expectAst('var x = 1;');

Using AI Code Generation

1const expectAst = require('stryker-parent/expectAst');2expectAst('var foo = "bar";', 'var foo = "bar";');3expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' });4expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' }, { foo: 'bar' });5expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' }, { foo: 'bar' }, { foo: 'bar' });6const expectAst = require('stryker-parent/expectAst');7expectAst('var foo = "bar";', 'var foo = "bar";');8expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' });9expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' }, { foo: 'bar' });10expectAst('var foo = "bar";', 'var foo = "bar";', { foo: 'bar' }, { foo: 'bar' }, { foo: 'bar' });11expectAst(actualCode: string, expectedCode: string, ...expected: Partial<Program>[]): void;12expectAstWithSourceMap(actualCode: string, expectedCode: string, ...expected: Partial<Program>[]): void;13expectAstWithSourceMapAndComments(actualCode: string, expectedCode: string, ...expected: Partial<Program>[]): void;14expectTransformedCode(actualCode: string, expectedCode: string): void;

Using AI Code Generation

1const { expectAst } = require('stryker-parent');2describe('a test', () => {3  it('should do something', () => {4    const actual = 'actual code';5    const expected = 'expected code';6    expectAst(actual).to.equal(expected);7  });8});

Using AI Code Generation

1const { expectAst } = require('stryker-parent');2const { parse } = require('acorn');3const code = 'const foo = "bar";';4const ast = parse(code);5expectAst(ast).toMatchSnapshot();6const { expectAst } = require('stryker-parent');7const { parse } = require('acorn');8const code = 'const foo = "bar";';9const ast = parse(code);10expectAst(ast).toMatchSnapshot();11const { expectAst } = require('stryker-parent');12const { parse } = require('acorn');13const code = 'const foo = "bar";';14const ast = parse(code);15expectAst(ast).toMatchSnapshot();16const { expectAst } = require('stryker-parent');17const { parse } = require('acorn');18const code = 'const foo = "bar";';19const ast = parse(code);20expectAst(ast).toMatchSnapshot();21const { expectAst } = require('stryker-parent');22const { parse } = require('acorn');23const code = 'const foo = "bar";';24const ast = parse(code);25expectAst(ast).toMatchSnapshot();26const { expectAst } = require('stryker-parent');27const { parse } = require('acorn');28const code = 'const foo = "bar";';29const ast = parse(code);30expectAst(ast).toMatchSnapshot();31const { expectAst } = require('stryker-parent');32const { parse } = require('acorn');33const code = 'const foo = "bar";';34const ast = parse(code);35expectAst(ast).toMatchSnapshot();36const { expectAst } = require('stryker-parent');37const { parse } = require('acorn');38const code = 'const foo = "bar";';39const ast = parse(code);40expectAst(ast).toMatchSnapshot();

Using AI Code Generation

1const expectAst = require('stryker-parent').expectAst;2describe('my test', () => {3  it('should do something', () => {4    const code = 'let x = 1';5    expectAst(code).toMatchSnapshot();6  });7});8expectAst(code).toMatchAst({9});

Using AI Code Generation

1const expectAst = require('stryker-parent').expectAst;2const add = require('./add');3describe('add', () => {4  it('should add two numbers', () => {5    expect(add(1, 2)).toBe(3);6  });7  it('should add two numbers using AST', () => {8    expectAst(add).toMutate({9      original: {10      },11      replacement: {12      }13    });14  });15});16module.exports = function add(a, b) {17  return a + b;18};

Using AI Code Generation

1const { expectAst } = require('stryker-parent');2const { myFunction } = require('./myFunction');3const { myOtherFunction } = require('./myOtherFunction');4describe('myFunction', () => {5  it('should return a value', () => {6    expect(myFunction()).toEqual('a value');7  });8});9describe('myOtherFunction', () => {10  it('should return a value', () => {11    expect(myOtherFunction()).toEqual('a value');12  });13});14describe('myOtherFunction', () => {15  it('should return a value', () => {16    const ast = expectAst(myOtherFunction);17    ast.toHaveExpression('a value');18  });19});20module.exports.myFunction = () => {21  return 'a value';22};23module.exports.myOtherFunction = () => {24  return 'a value';25};26const { expectAst } = require('stryker-parent');27const { myFunction } = require('./myFunction');28describe('myFunction', () => {29  it('should return a value', () => {30    const ast = expectAst(myFunction);31    ast.toHaveExpression('a value');32  });33});34const { expectAst } = require('stryker-parent');35const { myOtherFunction } = require('./myOtherFunction');36describe('myOtherFunction', () => {37  it('should return a value', () => {38    const ast = expectAst(myOtherFunction);39    ast.toHaveExpression('a value');40  });41});42const { expectAst } = require('stryker-parent');43const { myFunction } = require('./myFunction');44describe('myFunction', () => {45  it('should return a value', () => {46    const ast = expectAst(myFunction);47    ast.toHaveExpression('a value');48  });49});50const { expectAst } = require('stryker-parent');51const { myOtherFunction } = require('./myOtherFunction');52describe('myOtherFunction', () => {53  it('should return a value', () => {54    const ast = expectAst(myOtherFunction);55    ast.toHaveExpression('a value');56  });57});

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.