Add tests for CLI interface

Signed-off-by: Michal Čihař <michal@cihar.com>

Author: nijel

src/Utils/CLI.php

@@ -37,10 +37,15 @@ public function usageHighlight()
         echo "Usage: highlight-query --query SQL [--format html|cli|text]\n";
     }
 
+    public function getopt($opt, $long)
+    {
+        return getopt($opt, $long);
+    }
+
     public function parseHighlight()
     {
         $longopts = array('help', 'query:', 'format:');
-        $params = getopt(
+        $params = $this->getopt(
             'hq:f:', $longopts
         );
         $this->mergeLongOpts($params, $longopts);
@@ -84,7 +89,7 @@ public function usageLint()
     public function parseLint()
     {
         $longopts = array('help', 'query:');
-        $params = getopt(
+        $params = $this->getopt(
             'hq:', $longopts
         );
         $this->mergeLongOpts($params, $longopts);

tests/Utils/CLITest.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace SqlParser\Tests\Utils;
+
+use SqlParser\Tests\TestCase;
+
+class CLITest extends TestCase
+{
+    private function getCLI($getopt)
+    {
+        $cli = $this->getMockBuilder('SqlParser\Utils\CLI')->setMethods(array('getopt'))->getMock();
+        $cli->method('getopt')->willReturn($getopt);
+        return $cli;
+    }
+
+    /**
+     * @dataProvider highlightParams
+     */
+    public function testRunHighlight($getopt, $output, $result)
+    {
+        $cli = $this->getCLI($getopt);
+        $this->expectOutputString($output);
+        $this->assertEquals($result, $cli->runHighlight());
+    }
+
+    public function highlightParams()
+    {
+        return array(
+            array(
+                array('q' => 'SELECT 1'),
+                "\x1b[35mSELECT\n  \x1b[92m1\x1b[0m\n",
+                0,
+            ),
+            array(
+                array('q' => 'SELECT 1', 'f' => 'html'),
+                '<span class="sql-reserved">SELECT</span>' . "\n" .
+                '  <span class="sql-number">1</span>' . "\n",
+                0,
+            ),
+            array(
+                array('h' => true),
+                'Usage: highlight-query --query SQL [--format html|cli|text]' . "\n",
+                0,
+            ),
+            array(
+                array(),
+                'ERROR: Missing parameters!' . "\n" .
+                'Usage: highlight-query --query SQL [--format html|cli|text]' . "\n",
+                1,
+            ),
+        );
+    }
+
+    /**
+     * @dataProvider lintParams
+     */
+    public function testRunLint($getopt, $output, $result)
+    {
+        $cli = $this->getCLI($getopt);
+        $this->expectOutputString($output);
+        $this->assertEquals($result, $cli->runLint());
+    }
+
+    public function lintParams()
+    {
+        return array(
+            array(
+                array('q' => 'SELECT 1'),
+                '',
+                0,
+            ),
+            array(
+                array('q' => 'SELECT SELECT'),
+                '#1: An expression was expected. (near "SELECT" at position 7)' . "\n" .
+                '#2: This type of clause was previously parsed. (near "SELECT" at position 7)' . "\n" .
+                '#3: An expression was expected. (near "" at position 0)' . "\n",
+                10,
+            ),
+            array(
+                array('h' => true),
+                'Usage: lint-query --query SQL' . "\n",
+                0,
+            ),
+            array(
+                array(),
+                'ERROR: Missing parameters!' . "\n" .
+                'Usage: lint-query --query SQL' . "\n",
+                1,
+            ),
+        );
+    }
+}