chore: e2e test cases for showkeys and `showcommands' (#63)

* feat: e2e tests

* fix: fixed prettier issues

* chore: minor tweaks

* feat: e2e tests for showkeys

* refactor: update tests directory structure

* test: e2e tests for showcommands

* fix: changed variable names

Co-Authored-By: James George <jamesgeorge998001@gmail.com>

* refactor: fix lint errors

* refactor: minor change

* fix: used fs.unlinkSync to remove files

* refactor: changed snapshots directory

Co-authored-by: James George <jamesgeorge998001@gmail.com>

Author: rishabhKalakoti

test/snapshots/index.js.md renamed to __e2e__/__snapshots__/__e2e__/cli.test.js.md

@@ -1,6 +1,6 @@
-# Snapshot report for `test/index.js`
+# Snapshot report for `__e2e__/cli.test.js`
 
-The actual snapshot is saved in `index.js.snap`.
+The actual snapshot is saved in `cli.test.js.snap`.
 
 Generated by [AVA](https://ava.li).
 

__e2e__/__snapshots__/__e2e__/cli.test.js.snap

@@ -0,0 +1,48 @@
+# Snapshot report for `__e2e__/commands/showcommands.test.js`
+
+The actual snapshot is saved in `showcommands.test.js.snap`.
+
+Generated by [AVA](https://ava.li).
+
+## config file present for showcommands
+
+> Snapshot 1
+
+    `  _                  _                   _      ␊
+     | |_ ___  __ _  ___| |__   ___ ___   __| | ___ ␊
+     | __/ _ \\/ _` |/ __| '_ \\ / __/ _ \\ / _` |/ _ \\␊
+     | ||  __/ (_| | (__| | | | (_| (_) | (_| |  __/␊
+      \\__\\___|\\__,_|\\___|_| |_|\\___\\___/ \\__,_|\\___|␊
+                                                    ␊
+      Learn to code effectively 				 Powered by MadHacks␊
+    ␊
+    ␊
+    User: validConfigJson						Progress: 1/30␊
+    ␊
+    ┌───────────────────────────┬───────────────────────────────────────┐␊
+    │ teachcode init            │ Initialize all the tasks              │␊
+    ├───────────────────────────┼───────────────────────────────────────┤␊
+    │ teachcode fetchtask <key> │ Fetch new task providing the key      │␊
+    ├───────────────────────────┼───────────────────────────────────────┤␊
+    │ teachcode submit          │ Submits the current file              │␊
+    ├───────────────────────────┼───────────────────────────────────────┤␊
+    │ teachcode showkeys        │ View any tasks by grabbing their keys │␊
+    ├───────────────────────────┼───────────────────────────────────────┤␊
+    │ teachcode showcommands    │ Lists all the commands                │␊
+    └───────────────────────────┴───────────────────────────────────────┘`
+
+## no config file for showcommands
+
+> Snapshot 1
+
+    `  _                  _                   _      ␊
+     | |_ ___  __ _  ___| |__   ___ ___   __| | ___ ␊
+     | __/ _ \\/ _` |/ __| '_ \\ / __/ _ \\ / _` |/ _ \\␊
+     | ||  __/ (_| | (__| | | | (_| (_) | (_| |  __/␊
+      \\__\\___|\\__,_|\\___|_| |_|\\___\\___/ \\__,_|\\___|␊
+                                                    ␊
+      Learn to code effectively 				 Powered by MadHacks␊
+    ␊
+    Config file doesn't exist!␊
+    ␊
+    `

__e2e__/__snapshots__/__e2e__/commands/showcommands.test.js.md

@@ -0,0 +1,58 @@
+# Snapshot report for `__e2e__/commands/showkeys.test.js`
+
+The actual snapshot is saved in `showkeys.test.js.snap`.
+
+Generated by [AVA](https://ava.li).
+
+## multiple keys in config file
+
+> Snapshot 1
+
+    `  _                  _                   _      ␊
+     | |_ ___  __ _  ___| |__   ___ ___   __| | ___ ␊
+     | __/ _ \\/ _` |/ __| '_ \\ / __/ _ \\ / _` |/ _ \\␊
+     | ||  __/ (_| | (__| | | | (_| (_) | (_| |  __/␊
+      \\__\\___|\\__,_|\\___|_| |_|\\___\\___/ \\__,_|\\___|␊
+                                                    ␊
+      Learn to code effectively 				 Powered by MadHacks␊
+    ␊
+    ␊
+    User: configWithMultipleKeys						Progress: 3/30␊
+    ␊
+     Task-1: testkey1␊
+    ␊
+     Task-2: testkey2`
+
+## no config file
+
+> Snapshot 1
+
+    `  _                  _                   _      ␊
+     | |_ ___  __ _  ___| |__   ___ ___   __| | ___ ␊
+     | __/ _ \\/ _` |/ __| '_ \\ / __/ _ \\ / _` |/ _ \\␊
+     | ||  __/ (_| | (__| | | | (_| (_) | (_| |  __/␊
+      \\__\\___|\\__,_|\\___|_| |_|\\___\\___/ \\__,_|\\___|␊
+                                                    ␊
+      Learn to code effectively 				 Powered by MadHacks␊
+    ␊
+    Config file doesn't exist!␊
+    ␊
+    `
+
+## no keys in config file
+
+> Snapshot 1
+
+    `  _                  _                   _      ␊
+     | |_ ___  __ _  ___| |__   ___ ___   __| | ___ ␊
+     | __/ _ \\/ _` |/ __| '_ \\ / __/ _ \\ / _` |/ _ \\␊
+     | ||  __/ (_| | (__| | | | (_| (_) | (_| |  __/␊
+      \\__\\___|\\__,_|\\___|_| |_|\\___\\___/ \\__,_|\\___|␊
+                                                    ␊
+      Learn to code effectively 				 Powered by MadHacks␊
+    ␊
+    ␊
+    User: configWithoutKeys						Progress: 1/30␊
+    ␊
+      Looks like this is your very first task. Fire in teachcode fetchtask to start out!␊
+    `

__e2e__/__snapshots__/__e2e__/commands/showcommands.test.js.snap

@@ -0,0 +1,29 @@
+'use strict';
+
+const path = require('path');
+const execa = require('execa');
+const test = require('ava');
+const fs = require('fs');
+
+const rootCommand = path.join(process.cwd(), 'bin/index.js');
+const configFilePath = path.join(process.cwd(), 'config.json');
+
+const validConfigJson = {
+  userName: 'validConfigJson',
+  taskCount: 0,
+};
+
+test.serial('no config file for showcommands', async t => {
+  if (fs.existsSync(configFilePath)) fs.unlinkSync(configFilePath);
+  const { stdout } = await execa(rootCommand, ['showcommands'], {
+    reject: false,
+  });
+  t.snapshot(stdout);
+});
+
+test.serial('config file present for showcommands', async t => {
+  fs.writeFileSync('config.json', JSON.stringify(validConfigJson));
+  const { stdout } = await execa(rootCommand, ['showcommands']);
+  t.snapshot(stdout);
+  fs.unlinkSync(configFilePath);
+});

__e2e__/__snapshots__/__e2e__/commands/showkeys.test.js.md

@@ -0,0 +1,41 @@
+'use strict';
+
+const path = require('path');
+const execa = require('execa');
+const test = require('ava');
+const fs = require('fs');
+
+const rootCommand = path.join(process.cwd(), 'bin/index.js');
+const configFilePath = path.join(process.cwd(), 'config.json');
+
+const configWithoutKeys = {
+  userName: 'configWithoutKeys',
+  taskCount: 0,
+  keys: [],
+};
+const configWithMultipleKeys = {
+  userName: 'configWithMultipleKeys',
+  taskCount: 2,
+  keys: ['testkey1', 'testkey2'],
+};
+
+// tests are serial as we are creating different temp config files for each tests
+test.serial('no config file', async t => {
+  if (fs.existsSync(configFilePath)) fs.unlinkSync(configFilePath);
+  const { stdout } = await execa(rootCommand, ['showkeys'], { reject: false });
+  t.snapshot(stdout);
+});
+
+test.serial('no keys in config file', async t => {
+  fs.writeFileSync('config.json', JSON.stringify(configWithoutKeys));
+  const { stdout } = await execa(rootCommand, ['showkeys']);
+  t.snapshot(stdout);
+  fs.unlinkSync(configFilePath);
+});
+
+test.serial('multiple keys in config file', async t => {
+  fs.writeFileSync('config.json', JSON.stringify(configWithMultipleKeys));
+  const { stdout } = await execa(rootCommand, ['showkeys']);
+  t.snapshot(stdout);
+  fs.unlinkSync(configFilePath);
+});

__e2e__/__snapshots__/__e2e__/commands/showkeys.test.js.snap

@@ -11,13 +11,16 @@
     "teachcode": "./bin/index.js"
   },
   "scripts": {
-    "lint": "eslint src bin test",
-    "lint:fix": "eslint --fix src bin test",
+    "lint": "eslint src bin __e2e__",
+    "lint:fix": "eslint --fix src bin __e2e__",
     "pretest": "npm run lint",
-    "test": "ava test/index.js",
+    "test": "ava --serial",
     "docs:dev": "vuepress dev docs",
     "docs:build": "vuepress build docs"
   },
+  "ava": {
+    "snapshotDir": "__e2e__/__snapshots__"
+  },
   "husky": {
     "hooks": {
       "pre-commit": "lint-staged",