Fixed empty arrays being seen as associative instead of numeric/list-…

…arrays as is the json_encode standard.

src/Traits/ValidatesExpressions.php

@@ -165,7 +165,7 @@ public function isBindParameter(string $bindParameter): bool
     public function isAssociativeArray(array $array): bool
     {
         if (empty($array)) {
-            return true;
+            return false;
         }
 
         return !ctype_digit(implode('', array_keys($array)));

tests/Unit/AQL/QueryClausesTest.php

@@ -74,7 +74,8 @@ public function testForClauseInExpression()
                 )
             )
             ->get();
-        self::assertEquals('LET x = [1,2,3,4] FOR u IN (1 > 0) ? x : {}', $aqb->query);
+
+        self::assertEquals('LET x = [1,2,3,4] FOR u IN (1 > 0) ? x : []', $aqb->query);
     }
 
     public function testFilterClause()

tests/Unit/AQL/StatementClausesTest.php

@@ -78,13 +78,16 @@ public function testInsertStatement()
 
     public function testInsertEmptyArrayStatement()
     {
-        $result = (new QueryBuilder())->insert('{
-          "traits": []
-        }', 'Characters')->get();
+        $characterData = [
+            "tags" => []
+        ];
+
+        $result = (new QueryBuilder())->insert($characterData, 'Characters')->get();
 
-        self::assertEquals('{
-          "traits": []
-        }', $result->binds[$result->getQueryId() . '_1']);
+        self::assertEquals(
+            'INSERT {"tags":[]} IN Characters',
+            $result->query
+        );
     }
 
 

tests/Unit/GrammarTest.php

@@ -405,7 +405,7 @@ public function testIsAssociativeArray()
         ];
 
         $result = $this->grammar->isAssociativeArray($emptyArray);
-        self::assertTrue($result);
+        self::assertFalse($result);
 
         $result = $this->grammar->isAssociativeArray($associativeArray);
         self::assertTrue($result);