Support common env checks

Author: bajb

src/Context.php

@@ -98,6 +98,21 @@ public function isEnv(string $env)
     return $this->getEnvironment() === $env;
   }
 
+  public function isLocal()
+  {
+    return $this->isEnv(static::ENV_LOCAL);
+  }
+
+  public function isProd()
+  {
+    return $this->isEnv(static::ENV_PROD);
+  }
+
+  public function isUnitTest()
+  {
+    return $this->isEnv(static::ENV_PHPUNIT);
+  }
+
   public function getEnvironment(): string
   {
     if($this->_env === null)

tests/ContextTest.php

@@ -49,6 +49,21 @@ public function testEnvironment()
     $this->assertFalse($ctx->isEnv(Context::ENV_QA));
     $ctx->setEnvironment(Context::ENV_QA);
     $this->assertTrue($ctx->isEnv(Context::ENV_QA));
+
+    $ctx->setEnvironment('invalid');
+    $this->assertFalse($ctx->isLocal());
+    $ctx->setEnvironment(Context::ENV_LOCAL);
+    $this->assertTrue($ctx->isLocal());
+
+    $ctx->setEnvironment('invalid');
+    $this->assertFalse($ctx->isProd());
+    $ctx->setEnvironment(Context::ENV_PROD);
+    $this->assertTrue($ctx->isProd());
+
+    $ctx->setEnvironment('invalid');
+    $this->assertFalse($ctx->isUnitTest());
+    $ctx->setEnvironment(Context::ENV_PHPUNIT);
+    $this->assertTrue($ctx->isUnitTest());
   }
 
   public function testContextAware()