diff --git a/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AllTest.php b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AllTest.php
new file mode 100644
index 000000000..8fadcfb77
--- /dev/null
+++ b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AllTest.php
@@ -0,0 +1,56 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Flow\ETL\Tests\Integration\Row\Reference\Expression;
+
+use function Flow\ETL\DSL\all;
+use function Flow\ETL\DSL\lit;
+use function Flow\ETL\DSL\ref;
+use function Flow\ETL\DSL\when;
+use Flow\ETL\DSL\From;
+use Flow\ETL\DSL\To;
+use Flow\ETL\Flow;
+use Flow\ETL\Memory\ArrayMemory;
+use PHPUnit\Framework\TestCase;
+
+final class AllTest extends TestCase
+{
+    public function test_all_cases_found() : void
+    {
+        (new Flow())
+            ->read(
+                From::array(
+                    [
+                        ['id' => 1, 'array' => ['a' => 1, 'b' => 2, 'c' => 3]],
+                        ['id' => 2],
+                        ['id' => 3],
+                        ['id' => 4, 'array' => ['a' => 1, 'b' => 2, 'c' => 3]],
+                    ]
+                )
+            )
+            ->withEntry('row', ref('row')->unpack())
+            ->renameAll('row.', '')
+            ->withEntry(
+                'result',
+                when(
+                    all(ref('id')->isEven(), ref('array')->exists('b')),
+                    lit('found'),
+                    lit('not found')
+                )
+            )
+            ->drop('row', 'array')
+            ->write(To::memory($memory = new ArrayMemory()))
+            ->run();
+
+        $this->assertSame(
+            [
+                ['id' => 1, 'result' => 'not found'],
+                ['id' => 2, 'result' => 'not found'],
+                ['id' => 3, 'result' => 'not found'],
+                ['id' => 4, 'result' => 'found'],
+            ],
+            $memory->data
+        );
+    }
+}
diff --git a/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AnyTest.php b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AnyTest.php
new file mode 100644
index 000000000..20ab92bb4
--- /dev/null
+++ b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/AnyTest.php
@@ -0,0 +1,56 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Flow\ETL\Tests\Integration\Row\Reference\Expression;
+
+use function Flow\ETL\DSL\any;
+use function Flow\ETL\DSL\lit;
+use function Flow\ETL\DSL\ref;
+use function Flow\ETL\DSL\when;
+use Flow\ETL\DSL\From;
+use Flow\ETL\DSL\To;
+use Flow\ETL\Flow;
+use Flow\ETL\Memory\ArrayMemory;
+use PHPUnit\Framework\TestCase;
+
+final class AnyTest extends TestCase
+{
+    public function test_any_case_found() : void
+    {
+        (new Flow())
+            ->read(
+                From::array(
+                    [
+                        ['id' => 1, 'array' => ['a' => 1, 'b' => 2, 'c' => 3]],
+                        ['id' => 2],
+                        ['id' => 3],
+                        ['id' => 4, 'array' => ['a' => 1, 'b' => 2, 'c' => 3]],
+                    ]
+                )
+            )
+            ->withEntry('row', ref('row')->unpack())
+            ->renameAll('row.', '')
+            ->withEntry(
+                'result',
+                when(
+                    any(ref('id')->isEven(), ref('array')->exists('b')),
+                    lit('found'),
+                    lit('not found')
+                )
+            )
+            ->drop('row', 'array')
+            ->write(To::memory($memory = new ArrayMemory()))
+            ->run();
+
+        $this->assertSame(
+            [
+                ['id' => 1, 'result' => 'found'],
+                ['id' => 2, 'result' => 'found'],
+                ['id' => 3, 'result' => 'not found'],
+                ['id' => 4, 'result' => 'found'],
+            ],
+            $memory->data
+        );
+    }
+}
diff --git a/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/WhenTest.php b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/WhenTest.php
new file mode 100644
index 000000000..ee4f8170b
--- /dev/null
+++ b/src/core/etl/tests/Flow/ETL/Tests/Integration/Row/Reference/Expression/WhenTest.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Flow\ETL\Tests\Integration\Row\Reference\Expression;
+
+use function Flow\ETL\DSL\lit;
+use function Flow\ETL\DSL\ref;
+use function Flow\ETL\DSL\when;
+use Flow\ETL\DSL\From;
+use Flow\ETL\DSL\To;
+use Flow\ETL\Flow;
+use Flow\ETL\Memory\ArrayMemory;
+use PHPUnit\Framework\TestCase;
+
+final class WhenTest extends TestCase
+{
+    public function test_when_odd_even() : void
+    {
+        (new Flow())
+            ->read(From::sequence_number('id', 1, 10))
+            ->collect()
+            ->withEntry(
+                'type',
+                when(
+                    ref('id')->isOdd(),
+                    lit('odd'),
+                    lit('even')
+                )
+            )
+            ->write(To::memory($memory = new ArrayMemory()))
+            ->run();
+
+        $this->assertSame(
+            [
+                ['id' => 1, 'type' => 'odd'],
+                ['id' => 2, 'type' => 'even'],
+                ['id' => 3, 'type' => 'odd'],
+                ['id' => 4, 'type' => 'even'],
+                ['id' => 5, 'type' => 'odd'],
+                ['id' => 6, 'type' => 'even'],
+                ['id' => 7, 'type' => 'odd'],
+                ['id' => 8, 'type' => 'even'],
+                ['id' => 9, 'type' => 'odd'],
+                ['id' => 10, 'type' => 'even'],
+            ],
+            $memory->data
+        );
+    }
+}