refactor: transaction api endpoints adjustments

src/API/Transactions.php

@@ -49,7 +49,7 @@ public function show(string $id): ?array
      */
     public function allUnconfirmed(): ?array
     {
-        return $this->get('transactions/unconfirmed');
+        return $this->withApi('transactions')->get('transactions/unconfirmed');
     }
 
     /**
@@ -61,7 +61,7 @@ public function allUnconfirmed(): ?array
      */
     public function showUnconfirmed(string $id): ?array
     {
-        return $this->get("transactions/unconfirmed/{$id}");
+        return $this->withApi('transactions')->get("transactions/unconfirmed/{$id}");
     }
 
     /**
@@ -93,4 +93,14 @@ public function schemas(): ?array
     {
         return $this->get('transactions/schemas');
     }
+
+    /**
+     * Get the pool configuration.
+     *
+     * @return array
+     */
+    public function configuration(): ?array
+    {
+        return $this->withApi('transactions')->get('configuration');
+    }
 }

tests/API/TransactionsTest.php

@@ -43,17 +43,27 @@ public function show_calls_correct_url()
     /** @test */
     public function all_unconfirmed_calls_correct_url()
     {
-        $this->assertResponse('GET', 'transactions/unconfirmed', function ($client) {
-            return $client->transactions()->allUnconfirmed();
-        });
+        $this->assertResponse(
+            method: 'GET',
+            path: 'transactions/unconfirmed',
+            callback: function ($client) {
+                return $client->transactions()->allUnconfirmed();
+            },
+            expectedApi: 'transactions'
+        );
     }
 
     /** @test */
     public function show_unconfirmed_calls_correct_url()
     {
-        $this->assertResponse('GET', 'transactions/unconfirmed/dummy', function ($client) {
-            return $client->transactions()->showUnconfirmed('dummy');
-        });
+        $this->assertResponse(
+            method: 'GET',
+            path: 'transactions/unconfirmed/dummy',
+            callback: function ($client) {
+                return $client->transactions()->showUnconfirmed('dummy');
+            },
+            expectedApi: 'transactions'
+        );
     }
 
     /** @test */
@@ -79,4 +89,17 @@ public function schemas_calls_correct_url()
             return $client->transactions()->schemas();
         });
     }
+
+    /** @test */
+    public function configuration_calls_correct_url()
+    {
+        $this->assertResponse(
+            method: 'GET',
+            path: 'configuration',
+            callback: function ($client) {
+                return $client->transactions()->configuration();
+            },
+            expectedApi: 'transactions'
+        );
+    }
 }