Hackaton: Add more unit tests, take 3 (#101525)

* serviceaccounts/secretscan: test Service more thoroughly

* middleware/cookies: add tests for CookieOptions

* anonymous/anonimpl: cover a couple more methods

* components/imguploader: Implement WebDAV integration tests

* components/apikeygen: also check IsValid method

* bus: cover invalid callback signature cases

* cloudmigration/objectstorage: add basic unit tests

* login/social/connectors: add test case for GitHub OAuth fetch emails+orgs

* expr/classic: cover more evaluator types in tests

pkg/components/apikeygen/apikeygen_test.go

@@ -22,4 +22,8 @@ func TestApiKeyGen(t *testing.T) {
 	keyHashed, err := util.EncodePassword(keyInfo.Key, keyInfo.Name)
 	require.NoError(t, err)
 	assert.Equal(t, result.HashedKey, keyHashed)
+
+	valid, err := IsValid(keyInfo, keyHashed)
+	require.NoError(t, err)
+	require.True(t, valid)
 }