test: Add tests for main window hardening

We try to stub/mock the Electron API to make sure the test environment
is as close to the runtime environment for this security critical code.

Signed-off-by: Kristóf Marussy <kristof@marussy.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 55a055d..8f1451b 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -56,6 +56,8 @@ module.exports = {
         'newlines-between': 'always',
       },
     ],
+    // jest-each confuses this rule.
+    'jest/no-standalone-expect': 'off',
     // Allows files with names same as the name of their default export.
     'unicorn/filename-case': [
       'error',