Merge branch '6.0' into 6.1

* 6.0:
  [LokaliseBridge] Fix push command --delete-missing options when there are no missing messages
  fix bad help message in cache warmup command
  [Console] Fix OutputFormatterStyleStack::getCurrent return type
  Count cookie parts before accessing the second
  Fix RequestStack state if throwable is thrown
  [Serializer] Fix caching context-aware encoders/decoders in ChainEncoder/ChainDecoder

Author: fabpot

Tests/Encoder/ChainDecoderTest.php

@@ -37,6 +37,7 @@ protected function setUp(): void
                 [self::FORMAT_2, [], false],
                 [self::FORMAT_3, [], false],
                 [self::FORMAT_3, ['foo' => 'bar'], true],
+                [self::FORMAT_3, ['foo' => 'bar2'], false],
             ]);
 
         $this->decoder2 = $this->createMock(DecoderInterface::class);
@@ -46,17 +47,35 @@ protected function setUp(): void
                 [self::FORMAT_1, [], false],
                 [self::FORMAT_2, [], true],
                 [self::FORMAT_3, [], false],
+                [self::FORMAT_3, ['foo' => 'bar'], false],
+                [self::FORMAT_3, ['foo' => 'bar2'], true],
             ]);
 
         $this->chainDecoder = new ChainDecoder([$this->decoder1, $this->decoder2]);
     }
 
     public function testSupportsDecoding()
     {
+        $this->decoder1
+            ->method('decode')
+            ->willReturn('result1');
+        $this->decoder2
+            ->method('decode')
+            ->willReturn('result2');
+
         $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_1));
+        $this->assertEquals('result1', $this->chainDecoder->decode('', self::FORMAT_1, []));
+
         $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_2));
+        $this->assertEquals('result2', $this->chainDecoder->decode('', self::FORMAT_2, []));
+
         $this->assertFalse($this->chainDecoder->supportsDecoding(self::FORMAT_3));
+
         $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_3, ['foo' => 'bar']));
+        $this->assertEquals('result1', $this->chainDecoder->decode('', self::FORMAT_3, ['foo' => 'bar']));
+
+        $this->assertTrue($this->chainDecoder->supportsDecoding(self::FORMAT_3, ['foo' => 'bar2']));
+        $this->assertEquals('result2', $this->chainDecoder->decode('', self::FORMAT_3, ['foo' => 'bar2']));
     }
 
     public function testDecode()

Tests/Encoder/ChainEncoderTest.php

@@ -39,6 +39,7 @@ protected function setUp(): void
                 [self::FORMAT_2, [], false],
                 [self::FORMAT_3, [], false],
                 [self::FORMAT_3, ['foo' => 'bar'], true],
+                [self::FORMAT_3, ['foo' => 'bar2'], false],
             ]);
 
         $this->encoder2 = $this->createMock(EncoderInterface::class);
@@ -48,17 +49,35 @@ protected function setUp(): void
                 [self::FORMAT_1, [], false],
                 [self::FORMAT_2, [], true],
                 [self::FORMAT_3, [], false],
+                [self::FORMAT_3, ['foo' => 'bar'], false],
+                [self::FORMAT_3, ['foo' => 'bar2'], true],
             ]);
 
         $this->chainEncoder = new ChainEncoder([$this->encoder1, $this->encoder2]);
     }
 
     public function testSupportsEncoding()
     {
+        $this->encoder1
+            ->method('encode')
+            ->willReturn('result1');
+        $this->encoder2
+            ->method('encode')
+            ->willReturn('result2');
+
         $this->assertTrue($this->chainEncoder->supportsEncoding(self::FORMAT_1));
+        $this->assertEquals('result1', $this->chainEncoder->encode('', self::FORMAT_1, []));
+
         $this->assertTrue($this->chainEncoder->supportsEncoding(self::FORMAT_2));
+        $this->assertEquals('result2', $this->chainEncoder->encode('', self::FORMAT_2, []));
+
         $this->assertFalse($this->chainEncoder->supportsEncoding(self::FORMAT_3));
+
         $this->assertTrue($this->chainEncoder->supportsEncoding(self::FORMAT_3, ['foo' => 'bar']));
+        $this->assertEquals('result1', $this->chainEncoder->encode('', self::FORMAT_3, ['foo' => 'bar']));
+
+        $this->assertTrue($this->chainEncoder->supportsEncoding(self::FORMAT_3, ['foo' => 'bar2']));
+        $this->assertEquals('result2', $this->chainEncoder->encode('', self::FORMAT_3, ['foo' => 'bar2']));
     }
 
     public function testEncode()