test(policy): cover policy spec resolution mode

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

tests/php/Unit/Service/Policy/Model/PolicySpecTest.php

@@ -20,10 +20,22 @@ public function testDefaultStorageKeysFallbackToPolicyKey(): void {
 			allowedValues: ['none', 'parallel', 'ordered_numeric'],
 		);
 
+		$this->assertSame(PolicySpec::RESOLUTION_MODE_RESOLVED, $spec->resolutionMode());
 		$this->assertSame('signature_flow', $spec->getAppConfigKey());
 		$this->assertSame('policy.signature_flow', $spec->getUserPreferenceKey());
 	}
 
+	public function testResolutionModeMayBeConfiguredPerPolicy(): void {
+		$spec = new PolicySpec(
+			key: 'signature_flow',
+			defaultSystemValue: 'none',
+			allowedValues: ['none', 'parallel', 'ordered_numeric'],
+			resolutionMode: PolicySpec::RESOLUTION_MODE_VALUE_CHOICE,
+		);
+
+		$this->assertSame(PolicySpec::RESOLUTION_MODE_VALUE_CHOICE, $spec->resolutionMode());
+	}
+
 	public function testNormalizerAndValidatorAreApplied(): void {
 		$spec = new PolicySpec(
 			key: 'signature_flow',