Add separate tsconfig.eslint.json for tests

typescript-eslint fails when parsing files are not included within the
provided tsconfig.

See https://github.com/typescript-eslint/typescript-eslint/releases/tag/v2.0.0

.eslintrc.json

@@ -1,7 +1,7 @@
 {
   "parser": "@typescript-eslint/parser",
   "parserOptions": {
-    "project": "./tsconfig.json"
+    "project": "./tsconfig.eslint.json"
   },
   "plugins": ["@typescript-eslint"],
   "extends": [

__tests__/input.test.ts

@@ -0,0 +1,69 @@
+import { getInput, getInputBool, getInputList } from '../src/input';
+
+describe('input', () => {
+    describe('getInput', () => {
+        it('env.INPUT_FOO | getInput("foo")', () => {
+            process.env['INPUT_FOO'] = '12345';
+            expect(getInput('foo')).toBe('12345');
+        });
+
+        it('env.INPUT_FOO-BAR | getInput("foo-bar")', () => {
+            process.env['INPUT_FOO-BAR'] = '12345';
+            expect(getInput('foo-bar')).toBe('12345');
+        });
+
+        it('env.INPUT_FOO_BAR | getInput("foo-bar")', () => {
+            process.env['INPUT_FOO_BAR'] = '12345';
+            expect(getInput('foo-bar')).toBe('12345');
+        });
+    });
+
+    describe('getInputBool', () => {
+        it('"true" == true', () => {
+            process.env['INPUT_VALUE'] = 'true';
+            expect(getInputBool('value')).toBe(true);
+        });
+
+        it('"1" == true', () => {
+            process.env['INPUT_VALUE'] = '1';
+            expect(getInputBool('value')).toBe(true);
+        });
+
+        it('"" == false', () => {
+            process.env['INPUT_VALUE'] = '';
+            expect(getInputBool('value')).toBe(false);
+        });
+
+        it('"foobar" == false', () => {
+            process.env['INPUT_VALUE'] = 'foobar';
+            expect(getInputBool('value')).toBe(false);
+        });
+    });
+
+    describe('getInputList', () => {
+        it('empty', () => {
+            process.env['INPUT_VALUE'] = '';
+            expect(getInputList('value')).toStrictEqual([]);
+        });
+        it('", ,, "', () => {
+            process.env['INPUT_VALUE'] = ', ,, ';
+            expect(getInputList('value')).toStrictEqual([]);
+        });
+        it('"one,two,three"', () => {
+            process.env['INPUT_VALUE'] = 'one,two,three';
+            expect(getInputList('value')).toStrictEqual([
+                'one',
+                'two',
+                'three',
+            ]);
+        });
+        it('",one , two , three"', () => {
+            process.env['INPUT_VALUE'] = ',one , two , three';
+            expect(getInputList('value')).toStrictEqual([
+                'one',
+                'two',
+                'three',
+            ]);
+        });
+    });
+});

package.json

@@ -13,10 +13,10 @@
     ],
     "scripts": {
         "build": "tsc -p .",
-        "format": "prettier --write 'src/**/*.{js,ts,tsx}'",
-        "lint": "tsc --noEmit && eslint 'src/**/*.{js,ts,tsx}'",
+        "format": "prettier --write 'src/**/*.ts' '__tests__/**/*.ts'",
+        "lint": "tsc --noEmit && eslint 'src/**/*.ts' '__tests__/**/*.ts'",
         "refresh": "rm -rf ./dist/* && npm run build",
-        "test": "jest --passWithNoTests",
+        "test": "jest -c jest.config.json",
         "watch": "tsc -p . -w"
     },
     "repository": {
@@ -48,7 +48,7 @@
         "jest": "^24.9.0",
         "jest-circus": "^24.9.0",
         "prettier": "^1.19.1",
-        "ts-node": "^8.5.4",
+        "ts-jest": "^24.2.0",
         "typescript": "^3.7.2"
     }
 }

tsconfig.eslint.json

@@ -0,0 +1,7 @@
+{
+    "extends": "./tsconfig.json",
+    "include": [
+        "src/**/*.ts",
+        "__tests__/**/*.ts"
+    ]
+}

tsconfig.json

@@ -19,14 +19,13 @@
         "pretty": true,
         "removeComments": true,
         "resolveJsonModule": true,
-        "rootDir": "src",
         "strict": true,
         "suppressImplicitAnyIndexErrors": false,
         "target": "es2018",
         "declaration": true,
         "sourceMap": true
     },
     "include": [
-        "src"
+        "src/**/*.ts"
     ]
 }