Fix

Author: tiagof

src/Traits/HasWorkflows.php

@@ -27,7 +27,7 @@
  */
 trait HasWorkflows
 {
-    protected ?Workflow $usingWorkflow = null;
+    protected static ?Workflow $usingWorkflow = null;
 
     public static function bootHasWorkflows(): void
     {
@@ -89,7 +89,7 @@ public function getDefaultWorkflowName(): ?string
 
     public function usingWorkflow(null|int|Workflow $workflow): static
     {
-        $this->usingWorkflow = $workflow instanceof Workflow ? $workflow : Workflow::find($workflow);
+        self::$usingWorkflow = $workflow instanceof Workflow ? $workflow : Workflow::find($workflow);
 
         $this->unsetRelation('modelStatus');
         $this->unsetRelation('modelStatuses');
@@ -100,7 +100,7 @@ public function usingWorkflow(null|int|Workflow $workflow): static
 
     public function getCurrentWorkflow(): ?Workflow
     {
-        return $this->usingWorkflow ?? $this->getDefaultWorkflow();
+        return self::$usingWorkflow ?? $this->getDefaultWorkflow();
     }
 
     /**

tests/Feature/MultipleWorkflowTest.php

@@ -33,26 +33,24 @@
     ($modelA = new WorkflowableModel)->setDefaultWorkflowName($this->workflowA->name)->save();
     ($modelB = new WorkflowableModel)->setDefaultWorkflowName($this->workflowB->name)->save();
 
+    $modelA->usingWorkflow($modelA->getDefaultWorkflow());
     expect($modelA->modelStatus->workflow)->id->toBe($this->workflowA->id);
-    expect($modelB->modelStatus->workflow)->id->toEqual($this->workflowB->id);
-
     expect($modelA->transition($this->entryA_to_A1))
         ->modelStatus->status->toEqual($this->entryA_to_A1->toStatus);
-    expect($modelB->transition($this->entryB_to_B1))
-        ->modelStatus->status->toEqual($this->entryB_to_B1->toStatus);
-
     expect($modelA->possibleTransitions())->toHaveCount(2);
-    expect($modelB->possibleTransitions())->toHaveCount(2);
-
     expect($modelA->transition($this->A1_to_exitA))
         ->modelStatus->status->toEqual($this->A1_to_exitA->toStatus);
+    expect($modelA->possibleTransitions())->toHaveCount(0);
+    expect($modelA->isInFinalStatus())->toBeTrue();
+
+    $modelB->usingWorkflow($modelB->getDefaultWorkflow());
+    expect($modelB->modelStatus->workflow)->id->toEqual($this->workflowB->id);
+    expect($modelB->transition($this->entryB_to_B1))
+        ->modelStatus->status->toEqual($this->entryB_to_B1->toStatus);
+    expect($modelB->possibleTransitions())->toHaveCount(2);
     expect($modelB->transition($this->B1_to_B2))
         ->modelStatus->status->toEqual($this->B1_to_B2->toStatus);
-
-    expect($modelA->possibleTransitions())->toHaveCount(0);
     expect($modelB->possibleTransitions())->toHaveCount(1);
-
-    expect($modelA->isInFinalStatus())->toBeTrue();
     expect($modelB->isInFinalStatus())->toBeFalse();
 });