From cb4aeaff92705fe06117ff6b7cc22163991729bb Mon Sep 17 00:00:00 2001
From: fisker Cheung <lionkay@gmail.com>
Date: Wed, 8 Sep 2021 11:25:47 +0800
Subject: [PATCH] Add test for static blocks (#1513)

---
 rules/no-static-only-class.js |  1 -
 test/no-static-only-class.mjs | 19 ++++++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/rules/no-static-only-class.js b/rules/no-static-only-class.js
index cb12f9c484..7fc31b55c9 100644
--- a/rules/no-static-only-class.js
+++ b/rules/no-static-only-class.js
@@ -40,7 +40,6 @@ function isStaticMember(node) {
 	} = node;
 
 	// Avoid matching unexpected node. For example: https://github.com/tc39/proposal-class-static-block
-	/* istanbul ignore next */
 	if (!isPropertyDefinition(node) && !isMethodDefinition(node)) {
 		return false;
 	}
diff --git a/test/no-static-only-class.mjs b/test/no-static-only-class.mjs
index 564cbe2f22..1e4191da32 100644
--- a/test/no-static-only-class.mjs
+++ b/test/no-static-only-class.mjs
@@ -16,6 +16,9 @@ test.snapshot({
 		'class A { constructor() {} }',
 		'class A { get a() {} }',
 		'class A { set a(value) {} }',
+		// TODO: enable this test when ESLint support `StaticBlock`
+		// Static block
+		// 'class A2 { static {}; }',
 	],
 	invalid: [
 		'class A { static a() {}; }',
@@ -91,6 +94,8 @@ test.typescript({
 				static a = 1;
 			}
 		`,
+		// Static block
+		'class A { static {}; }',
 	],
 	invalid: [
 		{
@@ -201,7 +206,19 @@ test.typescript({
 });
 
 test.babel({
-	valid: [],
+	testerOptions: {
+		parserOptions: {
+			babelOptions: {
+				parserOpts: {
+					plugins: ['classStaticBlock'],
+				},
+			},
+		},
+	},
+	valid: [
+		// Static block
+		'class A2 { static {}; }',
+	],
 	invalid: [
 		{
 			code: 'class A { static a() {} }',