exercicio-imcompleto

modulo-6/testes-unitarios-mocks/jest.config.js

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+module.exports = {
+   roots: ["<rootDir>/tests"],
+   transform: {
+      "^.+\\.tsx?$": "ts-jest",
+   },
+   testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.tsx?$",
+   moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"],
+};

modulo-6/testes-unitarios-mocks/package.json

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+{
+   "scripts": {
+      "test": "jest",
+      "dev-start": "tsnd --transpile-only --ignore-watch node_modules ./src/index.ts"
+   },
+   "dependencies": {
+      "jest": "^27.0.4"
+   },
+   "devDependencies": {
+      "@types/jest": "^26.0.23",
+      "ts-node-dev": "^1.1.6",
+      "@types/node": "^15.12.4",
+      "ts-jest": "^27.0.3",
+      "typescript": "^4.3.4"
+   }
+}

modulo-6/testes-unitarios-mocks/src/calculateEmployeeSalary.ts

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+import {
+  validateEmptyProperties,
+  ValidateEmptyPropertiesOutput,
+} from "./validateEmptyProperties";
+
+
+interface CalculateEmployeeSalaryInput {
+  employeeName: string;
+  baseSalary: number;
+  benefits: number[];
+  extraHours: number;
+}
+
+export const calculateEmployeeSalary = (
+  input: CalculateEmployeeSalaryInput
+) => {
+  const validationResult: ValidateEmptyPropertiesOutput = validateEmptyProperties(input);
+
+  if (!validationResult.isValid) {
+    throw new Error("Missing Properties");
+  }
+
+  if (input.baseSalary < 0) {
+    throw new Error("Invalid BaseSalary");
+  }
+
+  let fullSalary = input.baseSalary;
+
+  for (const benefit of input.benefits) {
+    if (benefit < 0) {
+      throw new Error("Invalid Benefit");
+    }
+    fullSalary += benefit;
+  }
+
+  if (input.extraHours < 0) {
+    throw new Error("Invalid ExtraHours");
+  }
+
+  fullSalary += input.extraHours;
+
+  return fullSalary;
+};

modulo-6/testes-unitarios-mocks/src/validateEmptyProperties.ts

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+export const validateEmptyProperties = (
+   input: any
+): ValidateEmptyPropertiesOutput => {
+   let errors: ValidateEmptyPropertiesError[] = [];
+   for (const key in input) {
+      if (input[key] !== false && !input[key]) {
+         errors.push({
+            key,
+            value: input[key],
+         });
+      }
+   }
+
+   return {
+      isValid: errors.length === 0,
+      errors,
+   };
+};
+
+export interface ValidateEmptyPropertiesOutput {
+   isValid: boolean;
+   errors: ValidateEmptyPropertiesError[];
+}
+
+interface ValidateEmptyPropertiesError {
+   key: string;
+   value: string;
+}

modulo-6/testes-unitarios-mocks/tsconfig.json

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+{
+   "compilerOptions": {
+      "target": "es6",
+      "module": "commonjs",
+      "outDir": "./build",
+      "rootDir": "./",
+      "strict": true,
+      "esModuleInterop": true,
+      "forceConsistentCasingInFileNames": true
+   }
+}