Fix bug, add test, fix failing test

Author: SOHELAHMED7

src/lib/migrations/BaseMigrationBuilder.php

@@ -199,7 +199,7 @@ function (string $unknownColumn) {
 
         $columnsForChange = array_intersect($wantNames, $haveNames);
 
-        $columnsForRename = $this->handleColumnsRename($columnsForCreate, $columnsForDrop, $this->newColumns);
+        $this->handleColumnsRename($columnsForCreate, $columnsForDrop, $this->newColumns);
 
         if ($this->model->drop) {
             $this->newColumns = [];
@@ -625,6 +625,9 @@ public function handleColumnsRename(array &$columnsForCreate, array &$columnsFor
     {
         $keys = [];
         $existingColumns = $this->tableSchema->columns;
+        if (count($existingColumns) !== count($newColumns)) {
+            return;
+        }
         $existingColumnNames = array_keys($existingColumns);
         $newColumnNames = array_flip(array_keys($newColumns));
         foreach ($columnsForCreate as $key => $column) {
@@ -633,7 +636,7 @@ public function handleColumnsRename(array &$columnsForCreate, array &$columnsFor
             if ($previousColumnName) {
                 $current = $existingColumns[$previousColumnName];
                 $desired = $newColumns[$column->name];
-                $changedAttributes = $this->compareColumns($current, $desired);
+                $changedAttributes = $this->compareColumns(clone $current, clone $desired);
                 if (empty($changedAttributes)) {
                     $keys[] = $key;
                     $dropKeyOut = null;
@@ -645,6 +648,8 @@ public function handleColumnsRename(array &$columnsForCreate, array &$columnsFor
                     // existing column name should be removed from $columnsForDrop
                     unset($columnsForDrop[$dropKeyOut]);
 
+                    // TODO check in `required` and `x-index`
+
                     // Create ALTER COLUMN NAME query
                     $this->migration->addUpCode($this->recordBuilder->renameColumn($this->model->tableAlias, $previousColumnName, $column->name))
                         ->addDownCode($this->recordBuilder->renameColumn($this->model->tableAlias, $column->name, $previousColumnName));
@@ -654,7 +659,7 @@ public function handleColumnsRename(array &$columnsForCreate, array &$columnsFor
 
         // new column name should be removed from $columnsForCreate
         foreach ($keys as $key) {
-            unset($columnsForCreate[$key], $columnsForDrop[$previousColumnName]);
+            unset($columnsForCreate[$key]);
         }
     }
 }

tests/specs/issue_fix/63_just_column_name_rename/mysql/migrations_mysql_db/m200000_000000_change_table_fruits.php

@@ -0,0 +1,19 @@
+<?php
+
+/**
+ * Table for Fruit
+ */
+class m200000_000000_change_table_fruits extends \yii\db\Migration
+{
+    public function up()
+    {
+        $this->renameColumn('{{%fruits}}', 'name', 'name_2');
+        $this->renameColumn('{{%fruits}}', 'description', 'description_2');
+    }
+
+    public function down()
+    {
+        $this->renameColumn('{{%fruits}}', 'description_2', 'description');
+        $this->renameColumn('{{%fruits}}', 'name_2', 'name');
+    }
+}

tests/specs/issue_fix/63_just_column_name_rename/pgsql/migrations_pgsql_db/m200000_000000_change_table_fruits.php

@@ -0,0 +1,19 @@
+<?php
+
+/**
+ * Table for Fruit
+ */
+class m200000_000000_change_table_fruits extends \yii\db\Migration
+{
+    public function safeUp()
+    {
+        $this->renameColumn('{{%fruits}}', 'name', 'name_2');
+        $this->renameColumn('{{%fruits}}', 'description', 'description_2');
+    }
+
+    public function safeDown()
+    {
+        $this->renameColumn('{{%fruits}}', 'description_2', 'description');
+        $this->renameColumn('{{%fruits}}', 'name_2', 'name');
+    }
+}

tests/unit/IssueFixTest.php

@@ -889,6 +889,9 @@ public function test25GenerateInverseRelations()
     // https://github.com/php-openapi/yii2-openapi/issues/63
     public function test63JustColumnNameRename()
     {
+        $testFile = Yii::getAlias("@specs/issue_fix/63_just_column_name_rename/index.php");
+
+        // MySQL
         Yii::$app->db->createCommand('DROP TABLE IF EXISTS {{%fruits}}')->execute();
         Yii::$app->db->createCommand()->createTable('{{%fruits}}', [
             'id' => 'pk',
@@ -897,17 +900,36 @@ public function test63JustColumnNameRename()
             'colour' => 'text',
         ])->execute();
 
-        $testFile = Yii::getAlias("@specs/issue_fix/63_just_column_name_rename/index.php");
         $this->runGenerator($testFile);
-//        $this->runActualMigrations('mysql', 1);
-//        $actualFiles = FileHelper::findFiles(Yii::getAlias('@app'), [
-//            'recursive' => true,
-//        ]);
-//        $expectedFiles = FileHelper::findFiles(Yii::getAlias("@specs/issue_fix/63_just_column_name_rename/mysql"), [
-//            'recursive' => true,
-//        ]);
-//        $this->checkFiles($actualFiles, $expectedFiles);
+        $this->runActualMigrations('mysql', 1);
+        $actualFiles = FileHelper::findFiles(Yii::getAlias('@app'), [
+            'recursive' => true,
+        ]);
+        $expectedFiles = FileHelper::findFiles(Yii::getAlias("@specs/issue_fix/63_just_column_name_rename/mysql"), [
+            'recursive' => true,
+        ]);
+        $this->checkFiles($actualFiles, $expectedFiles);
+        Yii::$app->db->createCommand('DROP TABLE IF EXISTS {{%fruits}}')->execute();
 
+        // PgSQL
+        $this->changeDbToPgsql();
+        Yii::$app->db->createCommand('DROP TABLE IF EXISTS {{%fruits}}')->execute();
+        Yii::$app->db->createCommand()->createTable('{{%fruits}}', [
+            'id' => 'pk',
+            'name' => 'text',
+            'description' => 'text',
+            'colour' => 'text',
+        ])->execute();
+        $this->runGenerator($testFile, 'pgsql');
+        $this->runActualMigrations('pgsql', 1);
+        $actualFiles = FileHelper::findFiles(Yii::getAlias('@app'), [
+            'recursive' => true,
+            'except' => ['migrations_mysql_db']
+        ]);
+        $expectedFiles = FileHelper::findFiles(Yii::getAlias("@specs/issue_fix/63_just_column_name_rename/pgsql"), [
+            'recursive' => true,
+        ]);
+        $this->checkFiles($actualFiles, $expectedFiles);
         Yii::$app->db->createCommand('DROP TABLE IF EXISTS {{%fruits}}')->execute();
     }
 }