unicornist · January 28, 2019 16:54 · Jan 28, 2019
diff --git a/people-query.js b/people-query.js
@@ -0,0 +1,5 @@
+module.exports = (people) => people.reduce((result, person) => {
+		if (person.age>30 && person.age<40)
+			result[person.gender].push(person.name)
+		return result;
+	}, {"Male": [], "Female": []});
diff --git a/people-query.test.js b/people-query.test.js
@@ -0,0 +1,25 @@
+const { expect } = require("chai");
+const peopleQuery = require("./people-query");
+
+// Sample data from https://www.mockaroo.com/
+const testPeople = [
+	{ "name": "Betsey", "gender": "Female", "age": 29 },
+	{ "name": "Kristoforo", "gender": "Male", "age": 31 },
+	{ "name": "Ruthanne", "gender": "Female", "age": 38 },
+	{ "name": "Crichton", "gender": "Male", "age": 25 },
+	{ "name": "Rafaello", "gender": "Male", "age": 41 },
+	{ "name": "Clark", "gender": "Male", "age": 39 },
+	{ "name": "Meade", "gender": "Male", "age": 26 },
+	{ "name": "Anastasia", "gender": "Female", "age": 50 },
+	{ "name": "Buffy", "gender": "Female", "age": 35 },
+	{ "name": "Korrie", "gender": "Female", "age": 26 }
+];
+
+describe("peopleQuery", () => {
+  it("query", () => {
+  	const queryResult = peopleQuery(testPeople);
+  	console.log(queryResult)
+    expect(queryResult).to.have.property('Male').with.lengthOf(2);
+    expect(queryResult).to.have.property('Female').with.lengthOf(2);
+  });
+});
diff --git a/result.md b/result.md
@@ -0,0 +1,12 @@
+```
+$ mocha *.test.js
+
+
+  peopleQuery
+{ Male: [ 'Kristoforo', 'Clark' ],
+  Female: [ 'Ruthanne', 'Buffy' ] }
+    ✓ query
+
+
+  1 passing (10ms)
+```