feat: allow specifying a test command

Author: ziishaned

action.yml

@@ -8,6 +8,9 @@ inputs:
   github-token:
     description: "Github token"
     required: true
+  test-command:
+    description: "Specify a command to run the tests"
+    required: false
 runs:
   using: "node12"
   main: "index.js"

index.js

@@ -6,6 +6,7 @@ const main = async () => {
   const repoName = context.repo.repo;
   const repoOwner = context.repo.owner;
   const githubToken = core.getInput("github-token");
+  const testCommand = core.getInput("test-command") || "npx jest";
 
   const githubClient = new GitHub(githubToken);
   const commitPRs = await githubClient.repos.listPullRequestsAssociatedWithCommit(
@@ -17,7 +18,7 @@ const main = async () => {
   );
   const prNumber = commitPRs.data[0].number;
 
-  const codeCoverage = execSync("npx jest").toString();
+  const codeCoverage = execSync(testCommand).toString();
   let coveragePercentage = execSync(
     "npx coverage-percentage ./coverage/lcov.info --lcov"
   ).toString();

readme.md

@@ -10,10 +10,15 @@ This action comments a pull request with the jest code coverage
 
 **Required** Github token.
 
+### `test-command`
+
+**Optional** A custom command to run the tests. (defaults to `npx jest` if not specified)
+
 ## Example usage
 
 ```yml
 uses: ziishaned/jest-reporter-action@v0.0.1
 with:
-  github-token: 'github-token'
-```
+  github-token: ${{ secrets.GITHUB_TOKEN }}
+  test-command: "yarn jest --coverage"
+```