Add mocks to tests

src/Inputs.ts

@@ -2,7 +2,19 @@ import * as core from '@actions/core';
 import { Context } from "@actions/github/lib/context";
 import { readFileSync, statSync } from 'fs';
 
-export class Inputs {
+export interface Inputs {
+    readonly artifact: string
+    readonly artifactContentType: string
+    readonly artifactContentLength: number
+    readonly body: string
+    readonly commit: string
+    readonly draft: boolean
+    readonly name: string
+    readonly tag: string
+    readonly token: string
+}
+
+export class CoreInputs implements Inputs {
     private context: Context
 
     constructor(context: Context) {
@@ -26,22 +38,27 @@ export class Inputs {
         return statSync(this.artifact).size
     }
 
+    get body(): string {
+        const body = core.getInput('body')
+        if (body) {
+            return body
+        }
+
+        const bodyFile = core.getInput('bodyFile')
+        if (bodyFile) {
+            return this.stringFromFile(bodyFile)
+        }
+
+        return ''
+    }
+
     get commit(): string {
         return core.getInput('commit')
     }
 
-    get description(): string {
-        const description = core.getInput('description')
-        if (description) {
-            return description
-        }
-
-        const descriptionFile = core.getInput('descriptionFile')
-        if (descriptionFile) {
-            return this.stringFromFile(descriptionFile)
-        }
-
-        return ''
+    get draft(): boolean {
+        const draft = core.getInput('draft')
+        return draft == 'true'
     }
 
     get name(): string {
@@ -72,7 +89,7 @@ export class Inputs {
         return core.getInput('token', { required: true })
     }
 
-    private stringFromFile(path: string): string {
+    stringFromFile(path: string): string {
         return readFileSync(path, 'utf-8')
     }
 }