support multiple teamleads in each team (#2702)

* fix jumping avatars
* fix line-break after color dot for long names

tests/Validator/Constraints/TeamValidatorTest.php

@@ -0,0 +1,54 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Validator\Constraints;
+
+use App\Entity\Team;
+use App\Entity\TeamMember;
+use App\Entity\User;
+use App\Validator\Constraints\Team as TeamConstraint;
+use App\Validator\Constraints\TeamValidator;
+use Symfony\Component\Validator\Constraints\NotBlank;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
+
+/**
+ * @covers \App\Validator\Constraints\TeamValidator
+ */
+class TeamValidatorTest extends ConstraintValidatorTestCase
+{
+    protected function createValidator()
+    {
+        return new TeamValidator();
+    }
+
+    public function testConstraintIsInvalid()
+    {
+        $this->expectException(UnexpectedTypeException::class);
+
+        $this->validator->validate('foo', new NotBlank());
+    }
+
+    public function testMissingTeamlead()
+    {
+        $member = new TeamMember();
+        $member->setTeamlead(false);
+        $member->setUser(new User());
+
+        $team = new Team();
+        $team->addMember($member);
+
+        $this->validator->validate($team, new TeamConstraint());
+
+        $this->buildViolation('At least one team leader must be assigned to the team.')
+            ->atPath('property.path.teamleads')
+            ->setCode(TeamConstraint::MISSING_TEAMLEAD)
+            ->assertRaised();
+    }
+}