src/cli.ts

@@ -1,9 +1,42 @@
 import { Command } from "commander";
+import randomBunny from "./index";
+import ICliOptions from "./contracts/ICliOptions";
+import { exit } from "process";
+
 const program = new Command();
 
 program
     .name('random-bunny')
     .description('Get a random image url from a subreddit of your choosing')
-    .version('2.2');
+    .version('2.2')
+    .option('-s, --subreddit <subreddit>', 'The subreddit to search', 'rabbits');
 
-program.parse();
+program.parse();
+
+const options: ICliOptions = program.opts();
+
+randomBunny(options.subreddit)
+    .then((response) => {
+        if (response.IsSuccess) {
+            const result = response.Result!;
+
+            const outputLines: string[] = [];
+            outputLines.push(`Archived = ${result.Archived}`);
+            outputLines.push(`Downvotes = ${result.Downs}`);
+            outputLines.push(`Hidden = ${result.Hidden}`);
+            outputLines.push(`Permalink = ${result.Permalink}`);
+            outputLines.push(`Subreddit = ${result.Subreddit}`);
+            outputLines.push(`Subreddit Subscribers = ${result.SubredditSubscribers}`);
+            outputLines.push(`Title = ${result.Title}`);
+            outputLines.push(`Upvotes = ${result.Ups}`);
+            outputLines.push(`Url = ${result.Url}`);
+
+            console.log(outputLines.join("\n"));
+            exit(0);
+        } else {
+            const error = response.Error!;
+
+            console.error(error.Message, error.Code);
+            exit(1);
+        }
+    });

src/contracts/ICliOptions.ts

@@ -0,0 +1,3 @@
+export default interface ICliOptions {
+    subreddit: string,
+}

tests/cli.test.ts

@@ -1,6 +1,31 @@
 import { exec } from "child_process";
 import path from "path";
 
+describe('default', () => {
+    test('GIVEN no options are supplied, EXPECT standard output', async () => {
+        const result = await cli([], '.');
+
+        const keys = result.stdout.split('\n')
+            .flatMap(x => x.split(' = ')[0])
+            .filter(x => x && x.length > 0);
+        const values = result.stdout.split('\n')
+            .flatMap(x => x.split(' = ')[1])
+            .filter(x => x && x.length > 0);
+
+
+        expect(result.code).toBe(0);
+        expect(keys).toStrictEqual(['Archived', 'Downvotes', 'Hidden', 'Permalink', 'Subreddit', 'Subreddit Subscribers', 'Title', 'Upvotes', 'Url']);
+        expect(values.length).toBe(9);
+    }, 5000);
+
+    test('GIVEN an error occurs, EXPECT error output', async () => {
+        const result = await cli(['-s', 'textonly'], '.');
+
+        expect(result.code).toBe(1);
+        expect(result.stderr).toBeDefined();
+    }, 5000);
+});
+
 describe('version', () => {
     test('GIVEN -V flag is supplied, EXPECT version returned', async () => {
         const result = await cli(['-V'], '.');
@@ -31,6 +56,38 @@ describe('help', () => {
         expect(result.code).toBe(0);
         expect(result.stdout.split('\n')[0]).toBe('Usage: random-bunny [options]');
     });
+});
+
+describe('subreddit', () => {
+    test('GIVEN -s is not supplied, EXPECT subreddit to be defaulted', async () => {
+        const result = await cli([], '.');
+
+        const subreddit = result.stdout.split('\n')
+            .find(x => x && x.length > 0 && x.split(' = ')[0] == 'Subreddit')!
+            .split(' = ')[1];
+
+        expect(subreddit).toBe('Rabbits');
+    }, 5000);
+
+    test('GIVEN -s is supplied, EXPECT subreddit to be changed', async () => {
+        const result = await cli(['-s', 'horses'], '.');
+
+        const subreddit = result.stdout.split('\n')
+            .find(x => x && x.length > 0 && x.split(' = ')[0] == 'Subreddit')!
+            .split(' = ')[1];
+
+        expect(subreddit).toBe('Horses');
+    }, 5000);
+
+    test('GIVEN --subreddit is supplied, EXPECT subreddit to be changed', async () => {
+        const result = await cli(['--subreddit', 'horses'], '.');
+
+        const subreddit = result.stdout.split('\n')
+            .find(x => x && x.length > 0 && x.split(' = ')[0] == 'Subreddit')!
+            .split(' = ')[1];
+
+        expect(subreddit).toBe('Horses');
+    }, 5000);
 })
 
 function cli(args: string[], cwd: string): Promise<cliResult> {

yarn.lock

@@ -488,7 +488,7 @@
     "@types/node" "*"
     jest-mock "^29.7.0"
 
-"@jest/expect-utils@^29.5.0", "@jest/expect-utils@^29.7.0":
+"@jest/expect-utils@^29.7.0":
   version "29.7.0"
   resolved "https://registry.yarnpkg.com/@jest/expect-utils/-/expect-utils-29.7.0.tgz#023efe5d26a8a70f21677d0a1afc0f0a44e3a1c6"
   integrity sha512-GlsNBWiFQFCVi9QVSx7f5AgMeLxe9YCCs5PuP2O2LdjDAA8Jh9eX7lA1Jq/xdXw3Wb3hyvlFNfZIfcRetSzYcA==
@@ -904,14 +904,7 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.15.tgz#596a1747233694d50f6ad8a7869fcb6f56cf5841"
   integrity sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==
 
-"@types/node@*":
-  version "20.10.0"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.10.0.tgz#16ddf9c0a72b832ec4fcce35b8249cf149214617"
-  integrity sha512-D0WfRmU9TQ8I9PFx9Yc+EBHw+vSpIub4IDvQivcp26PtPrdMGAq5SDcpXEo/epqa/DXotVpekHiLNTg3iaKXBQ==
-  dependencies:
-    undici-types "~5.26.4"
-
-"@types/node@^20.0.0":
+"@types/node@*", "@types/node@^20.0.0":
   version "20.10.0"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-20.10.0.tgz#16ddf9c0a72b832ec4fcce35b8249cf149214617"
   integrity sha512-D0WfRmU9TQ8I9PFx9Yc+EBHw+vSpIub4IDvQivcp26PtPrdMGAq5SDcpXEo/epqa/DXotVpekHiLNTg3iaKXBQ==
@@ -3011,7 +3004,7 @@ jest-environment-node@^29.7.0:
     jest-mock "^29.7.0"
     jest-util "^29.7.0"
 
-jest-get-type@^29.4.3, jest-get-type@^29.6.3:
+jest-get-type@^29.6.3:
   version "29.6.3"
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-29.6.3.tgz#36f499fdcea197c1045a127319c0481723908fd1"
   integrity sha512-zrteXnqYxfQh7l5FHyL38jL39di8H8rHoecLH3JNxH3BwOrBsNeabdap5e0I23lD4HHI8W5VFBZqG4Eaq5LNcw==
@@ -3043,7 +3036,7 @@ jest-leak-detector@^29.7.0:
     jest-get-type "^29.6.3"
     pretty-format "^29.7.0"
 
-jest-matcher-utils@^29.5.0, jest-matcher-utils@^29.7.0:
+jest-matcher-utils@^29.7.0:
   version "29.7.0"
   resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-29.7.0.tgz#ae8fec79ff249fd592ce80e3ee474e83a6c44f12"
   integrity sha512-sBkD+Xi9DtcChsI3L3u0+N0opgPYnCRPtGcQYrgXmR+hmt/fYfWAL0xRXYU8eWOdfuLgBe0YCW3AFtnRLagq/g==
@@ -3053,7 +3046,7 @@ jest-matcher-utils@^29.5.0, jest-matcher-utils@^29.7.0:
     jest-get-type "^29.6.3"
     pretty-format "^29.7.0"
 
-jest-message-util@^29.5.0, jest-message-util@^29.7.0:
+jest-message-util@^29.7.0:
   version "29.7.0"
   resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-29.7.0.tgz#8bc392e204e95dfe7564abbe72a404e28e51f7f3"
   integrity sha512-GBEV4GRADeP+qtB2+6u61stea8mGcOT4mCtrYISZwfu9/ISHFJ/5zOMXYbpBE9RsS5+Gb63DW4FgmnKJ79Kf6w==
@@ -3198,7 +3191,7 @@ jest-snapshot@^29.7.0:
     pretty-format "^29.7.0"
     semver "^7.5.3"
 
-jest-util@^29.0.0, jest-util@^29.5.0, jest-util@^29.7.0:
+jest-util@^29.0.0, jest-util@^29.7.0:
   version "29.7.0"
   resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-29.7.0.tgz#23c2b62bfb22be82b44de98055802ff3710fc0bc"
   integrity sha512-z6EbKajIpqGKU56y5KBUgy1dt1ihhQJgWzUlZHArA/+X2ad7Cb5iF+AK1EWVL/Bo7Rz9uurpqw6SiBCefUbCGA==
@@ -4777,11 +4770,6 @@ undici-types@~5.26.4:
   resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
   integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
 
-undici-types@~5.26.4:
-  version "5.26.5"
-  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
-  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
-
 unique-string@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/unique-string/-/unique-string-3.0.0.tgz#84a1c377aff5fd7a8bc6b55d8244b2bd90d75b9a"