Fixes #17. Adds tests

Author: ecrmnn

.travis.yml

@@ -0,0 +1,8 @@
+language: php
+
+php:
+    - 7.1
+
+before_script: composer install
+
+script: ./vendor/bin/phpunit

src/PrettyPrinter.php

@@ -31,9 +31,9 @@ public function endTest(Test $test, float $time): void
 
         $testMethodName = \PHPUnit\Util\Test::describe($test);
 
-        // convert snakeCase method name to camelCase
+        // Convert snakeCase method name to camelCase
         $testMethodName[1] = str_replace('_', '', ucwords($testMethodName[1], '_'));
-
+        
         preg_match_all('/((?:^|[A-Z])[a-z]+)/', $testMethodName[1], $matches);
         $testNameArray = array_map('strtolower', $matches[0]);
 
@@ -44,7 +44,7 @@ public function endTest(Test $test, float $time): void
 
         $name = implode(' ', $testNameArray);
 
-        // get the data set name
+        // Get the data set name
         $name = $this->handleDataSetName($name, $testMethodName[1]);
 
         $color = 'fg-green';

tests/Output.php

@@ -30,4 +30,14 @@ public function testIncomplete(): void
     {
         $this->markTestIncomplete('incomplete');
     }
+
+    public function testShouldConvertTitleCaseToLowercasedWords()
+    {
+        $this->assertTrue(true);
+    }
+
+    public function test_should_convert_snake_case_to_lowercased_words()
+    {
+        $this->assertTrue(true);
+    }
 }

tests/PrinterTest.php

@@ -39,6 +39,20 @@ public function testFifthTestShouldBeIncomplete()
         $this->assertStringContainsString('∅ incomplete', $lines[8]);
     }
 
+    public function testTestNamesCanBeTitleCased()
+    {
+        $lines = $this->getOutput();
+
+        $this->assertStringContainsString('✓ should convert title case to lowercased words', $lines[9]);
+    }
+
+    public function testTestNameCanBeSnakeCased()
+    {
+        $lines = $this->getOutput();
+
+        $this->assertStringContainsString('✓ should convert snake case to lowercased words', $lines[10]);
+    }
+
     private function getOutput(): array
     {
         $command = [