privacy.sexy/tests/unit/domain/CategoryCollection.spec.ts

import 'mocha';
import { expect } from 'chai';
import { ICategory } from '@/domain/ICategory';
import { OperatingSystem } from '@/domain/OperatingSystem';
import { IScriptingDefinition } from '@/domain/IScriptingDefinition';
import { ScriptingLanguage } from '@/domain/ScriptingLanguage';
import { RecommendationLevel } from '@/domain/RecommendationLevel';
import { getEnumValues } from '@/application/Common/Enum';
import { CategoryCollection } from '@/domain/CategoryCollection';
import { ScriptStub } from '@tests/unit/stubs/ScriptStub';
import { CategoryStub } from '@tests/unit/stubs/CategoryStub';
import { EnumRangeTestRunner } from '@tests/unit/application/Common/EnumRangeTestRunner';

describe('CategoryCollection', () => {
  describe('getScriptsByLevel', () => {
    it('filters out scripts without levels', () => {
      // arrange
      const recommendationLevels = getEnumValues(RecommendationLevel);
      const scriptsWithLevels = recommendationLevels.map(
        (level, index) => new ScriptStub(`Script${index}`).withLevel(level),
      );
      const toIgnore = new ScriptStub('script-to-ignore').withLevel(undefined);
      for (const currentLevel of recommendationLevels) {
        const category = new CategoryStub(0)
          .withScripts(...scriptsWithLevels)
          .withScript(toIgnore);
        const sut = new CategoryCollectionBuilder()
          .withActions([category])
          .construct();
        // act
        const actual = sut.getScriptsByLevel(currentLevel);
        // assert
        expect(actual).to.not.include(toIgnore);
      }
    });
    it(`${RecommendationLevel[RecommendationLevel.Standard]} filters ${RecommendationLevel[RecommendationLevel.Strict]}`, () => {
      // arrange
      const level = RecommendationLevel.Standard;
      const expected = [
        new ScriptStub('S1').withLevel(level),
        new ScriptStub('S2').withLevel(level),
      ];
      const actions = [
        new CategoryStub(3).withScripts(
          ...expected,
          new ScriptStub('S3').withLevel(RecommendationLevel.Strict),
        ),
      ];
      const sut = new CategoryCollectionBuilder()
        .withActions(actions)
        .construct();
      // act
      const actual = sut.getScriptsByLevel(level);
      // assert
      expect(expected).to.deep.equal(actual);
    });
    it(`${RecommendationLevel[RecommendationLevel.Strict]} includes ${RecommendationLevel[RecommendationLevel.Standard]}`, () => {
      // arrange
      const level = RecommendationLevel.Strict;
      const expected = [
        new ScriptStub('S1').withLevel(RecommendationLevel.Standard),
        new ScriptStub('S2').withLevel(RecommendationLevel.Strict),
      ];
      const actions = [
        new CategoryStub(3).withScripts(...expected),
      ];
      const sut = new CategoryCollectionBuilder()
        .withActions(actions)
        .construct();
      // act
      const actual = sut.getScriptsByLevel(level);
      // assert
      expect(expected).to.deep.equal(actual);
    });
    it('throws when level is undefined', () => {
      // arrange
      const sut = new CategoryCollectionBuilder()
        .construct();
      // act
      const act = () => sut.getScriptsByLevel(undefined);
      // assert
      expect(act).to.throw('undefined level');
    });
    it('throws when level is out of range', () => {
      // arrange
      const invalidValue = 66;
      const sut = new CategoryCollectionBuilder()
        .construct();
      // act
      const act = () => sut.getScriptsByLevel(invalidValue);
      // assert
      expect(act).to.throw(`invalid level: ${invalidValue}`);
    });
  });
  describe('actions', () => {
    it('cannot construct without actions', () => {
      // arrange
      const categories = [];
      // act
      function construct() {
        new CategoryCollectionBuilder()
          .withActions(categories)
          .construct();
      }
      // assert
      expect(construct).to.throw('must consist of at least one category');
    });
    it('cannot construct without scripts', () => {
      // arrange
      const categories = [
        new CategoryStub(3),
        new CategoryStub(2),
      ];
      // act
      function construct() {
        new CategoryCollectionBuilder()
          .withActions(categories)
          .construct();
      }
      // assert
      expect(construct).to.throw('must consist of at least one script');
    });
    describe('cannot construct without any recommended scripts', () => {
      // arrange
      const recommendationLevels = getEnumValues(RecommendationLevel);
      for (const missingLevel of recommendationLevels) {
        it(`when "${RecommendationLevel[missingLevel]}" is missing`, () => {
          const expectedError = `none of the scripts are recommended as ${RecommendationLevel[missingLevel]}`;
          const otherLevels = recommendationLevels.filter((level) => level !== missingLevel);
          const categories = otherLevels.map(
            (level, index) => new CategoryStub(index)
              .withScript(new ScriptStub(`Script${index}`).withLevel(level)),
          );
          // act
          const construct = () => new CategoryCollectionBuilder()
            .withActions(categories)
            .construct();
          // assert
          expect(construct).to.throw(expectedError);
        });
      }
    });
  });
  describe('totalScripts', () => {
    it('returns total of initial scripts', () => {
      // arrange
      const categories = [
        new CategoryStub(1).withScripts(
          new ScriptStub('S1').withLevel(RecommendationLevel.Standard),
        ),
        new CategoryStub(2).withScripts(
          new ScriptStub('S2'),
          new ScriptStub('S3').withLevel(RecommendationLevel.Strict),
        ),
        new CategoryStub(3).withCategories(
          new CategoryStub(4).withScripts(new ScriptStub('S4')),
        ),
      ];
      // act
      const sut = new CategoryCollectionBuilder()
        .withActions(categories)
        .construct();
      // assert
      expect(sut.totalScripts).to.equal(4);
    });
  });
  describe('totalCategories', () => {
    it('returns total of initial categories', () => {
      // arrange
      const expected = 4;
      const categories = [
        new CategoryStub(1).withScripts(new ScriptStub('S1').withLevel(RecommendationLevel.Strict)),
        new CategoryStub(2).withScripts(new ScriptStub('S2'), new ScriptStub('S3')),
        new CategoryStub(3).withCategories(new CategoryStub(4).withScripts(new ScriptStub('S4'))),
      ];
      // act
      const sut = new CategoryCollectionBuilder()
        .withActions(categories)
        .construct();
      // assert
      expect(sut.totalCategories).to.equal(expected);
    });
  });
  describe('os', () => {
    it('sets os as expected', () => {
      // arrange
      const expected = OperatingSystem.macOS;
      // act
      const sut = new CategoryCollectionBuilder()
        .withOs(expected)
        .construct();
      // assert
      expect(sut.os).to.deep.equal(expected);
    });
    describe('throws when invalid', () => {
      // act
      const act = (os: OperatingSystem) => new CategoryCollectionBuilder()
        .withOs(os)
        .construct();
      // assert
      new EnumRangeTestRunner(act)
        .testOutOfRangeThrows()
        .testUndefinedValueThrows();
    });
  });
  describe('scriptingDefinition', () => {
    it('sets scriptingDefinition as expected', () => {
      // arrange
      const expected = getValidScriptingDefinition();
      // act
      const sut = new CategoryCollectionBuilder()
        .withScripting(expected)
        .construct();
      // assert
      expect(sut.scripting).to.deep.equal(expected);
    });
    it('cannot construct without initial script', () => {
      // arrange
      const scriptingDefinition = undefined;
      // act
      function construct() {
        return new CategoryCollectionBuilder()
          .withScripting(scriptingDefinition)
          .construct();
      }
      // assert
      expect(construct).to.throw('undefined scripting definition');
    });
  });
});

function getValidScriptingDefinition(): IScriptingDefinition {
  return {
    fileExtension: '.bat',
    language: ScriptingLanguage.batchfile,
    startCode: 'start',
    endCode: 'end',
  };
}

class CategoryCollectionBuilder {
  private os = OperatingSystem.Windows;

  private actions: readonly ICategory[] = [
    new CategoryStub(1).withScripts(
      new ScriptStub('S1').withLevel(RecommendationLevel.Standard),
      new ScriptStub('S2').withLevel(RecommendationLevel.Strict),
    ),
  ];

  private script: IScriptingDefinition = getValidScriptingDefinition();

  public withOs(os: OperatingSystem): CategoryCollectionBuilder {
    this.os = os;
    return this;
  }

  public withActions(actions: readonly ICategory[]): CategoryCollectionBuilder {
    this.actions = actions;
    return this;
  }

  public withScripting(script: IScriptingDefinition): CategoryCollectionBuilder {
    this.script = script;
    return this;
  }

  public construct(): CategoryCollection {
    return new CategoryCollection(this.os, this.actions, this.script);
  }
}