added tests for custom variables install/uninstall

plugins/CustomVariables/Model.php

@@ -114,8 +114,9 @@ class Model
             return null;
         }
 
-        Db::exec(sprintf('ALTER TABLE %s DROP COLUMN custom_var_k%d', $dbTable, $index));
-        Db::exec(sprintf('ALTER TABLE %s DROP COLUMN custom_var_v%d', $dbTable, $index));
+        Db::exec(sprintf('ALTER TABLE %s ', $dbTable)
+               . sprintf('DROP COLUMN custom_var_k%d,', $index)
+               . sprintf('DROP COLUMN custom_var_v%d;', $index));
 
         return $index;
     }
@@ -126,8 +127,9 @@ class Model
         $index   = $this->getHighestCustomVarIndex() + 1;
         $maxLen  = CustomVariables::getMaxLengthCustomVariables();
 
-        Db::exec(sprintf('ALTER TABLE %s ADD COLUMN custom_var_k%d VARCHAR(%d) DEFAULT NULL', $dbTable, $index, $maxLen));
-        Db::exec(sprintf('ALTER TABLE %s ADD COLUMN custom_var_v%d VARCHAR(%d) DEFAULT NULL', $dbTable, $index, $maxLen));
+        Db::exec(sprintf('ALTER TABLE %s ', $dbTable)
+               . sprintf('ADD COLUMN custom_var_k%d VARCHAR(%d) DEFAULT NULL,', $index, $maxLen)
+               . sprintf('ADD COLUMN custom_var_v%d VARCHAR(%d) DEFAULT NULL;', $index, $maxLen));
 
         return $index;
     }

plugins/CustomVariables/tests/ModelTest.php

@@ -38,6 +38,33 @@ class ModelTest extends \DatabaseTestCase
         $this->assertEquals(array('log_link_visit_action', 'log_visit', 'log_conversion'), Model::getScopes());
     }
 
+    public function test_Install_Uninstall()
+    {
+        $this->assertEquals(5, $this->getPageScope()->getCurrentNumCustomVars());
+        $this->assertEquals(5, $this->getVisitScope()->getCurrentNumCustomVars());
+        $this->assertEquals(5, $this->getConversionScope()->getCurrentNumCustomVars());
+
+        Model::uninstall();
+
+        $this->assertEquals(0, $this->getPageScope()->getCurrentNumCustomVars());
+        $this->assertEquals(0, $this->getVisitScope()->getCurrentNumCustomVars());
+        $this->assertEquals(0, $this->getConversionScope()->getCurrentNumCustomVars());
+
+        $this->getPageScope()->addCustomVariable();
+        $this->getPageScope()->addCustomVariable();
+        $this->getVisitScope()->addCustomVariable();
+
+        $this->assertEquals(2, $this->getPageScope()->getCurrentNumCustomVars());
+        $this->assertEquals(1, $this->getVisitScope()->getCurrentNumCustomVars());
+        $this->assertEquals(0, $this->getConversionScope()->getCurrentNumCustomVars());
+
+        Model::install();
+
+        $this->assertEquals(5, $this->getPageScope()->getCurrentNumCustomVars());
+        $this->assertEquals(5, $this->getVisitScope()->getCurrentNumCustomVars());
+        $this->assertEquals(5, $this->getConversionScope()->getCurrentNumCustomVars());
+    }
+
     public function testGetCustomVariableIndexFromFieldName()
     {
         $this->assertSame(0, Model::getCustomVariableIndexFromFieldName('custom_var_k0'));