Remove use of isCustomDomain

Use adminFqdn instead as needed

src/test/apps-test.js

@@ -132,6 +132,7 @@ describe('Apps', function () {
         config._reset();
 
         config.setFqdn(DOMAIN_0.domain);
+        config.setAdminFqdn('my.' + DOMAIN_0.domain);
 
         async.series([
             database.initialize,
@@ -161,7 +162,7 @@ describe('Apps', function () {
 
     describe('validateHostname', function () {
         it('does not allow admin subdomain', function () {
-            expect(apps._validateHostname('my', 'example.com', 'my.example.com')).to.be.an(Error);
+            expect(apps._validateHostname('my', DOMAIN_0.domain, 'my.' + DOMAIN_0.domain)).to.be.an(Error);
         });
 
         it('cannot have >63 length subdomains', function () {

src/test/config-test.js

@@ -31,8 +31,8 @@ describe('config', function () {
     });
 
     it('did set default values', function () {
-        expect(config.isCustomDomain()).to.equal(true);
         expect(config.fqdn()).to.equal('');
+        expect(config.adminFqdn()).to.equal('');
         expect(config.zoneName()).to.equal('');
         expect(config.adminLocation()).to.equal('my');
     });
@@ -63,20 +63,20 @@ describe('config', function () {
 
     it('uses dotted locations with custom domain', function () {
         config.setFqdn('example.com');
-        config.set('isCustomDomain', true);
+        config.setAdminFqdn('my.example.com');
 
-        expect(config.isCustomDomain()).to.equal(true);
         expect(config.fqdn()).to.equal('example.com');
+        expect(config.adminFqdn()).to.equal('my.example.com');
         expect(config.adminOrigin()).to.equal('https://my.example.com');
         expect(config.zoneName()).to.equal('example.com');
     });
 
     it('uses hyphen locations with non-custom domain', function () {
         config.setFqdn('test.example.com');
-        config.set('isCustomDomain', false);
+        config.setAdminFqdn('my-test.example.com');
 
-        expect(config.isCustomDomain()).to.equal(false);
         expect(config.fqdn()).to.equal('test.example.com');
+        expect(config.adminLocation()).to.equal('my');
         expect(config.adminOrigin()).to.equal('https://my-test.example.com');
         expect(config.zoneName()).to.equal('example.com');
     });