diff --git a/test/commands/showTest.php b/test/commands/showTest.php
new file mode 100644
index 0000000..73ca9cf
--- /dev/null
+++ b/test/commands/showTest.php
@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of Pug
+ */
+
+include_once( 'PugTestCase.php' );
+
+use PHPUnit\Framework\TestCase;
+
+class showTest extends PugTestCase
+{
+	public function testShowReturnsListing()
+	{
+		$this->usePugfile( '.pug-enabled' );
+		$result = $this->executePugCommand( 'show' );
+
+		$this->assertEquals( 0, $result['exit'] );
+
+		$expectedOutput = <<<OUTPUT
+* pug/1
+* pug/2
+OUTPUT;
+
+		$this->assertEquals( $expectedOutput, $result['output'] );
+	}
+
+	public function testShowEmptyPugfileReturnsError()
+	{
+		$this->usePugfile( '.pug-new' );
+		$result = $this->executePugCommand( 'show' );
+
+		$this->assertEquals( 0, $result['exit'] );
+		$this->assertEquals( "pug: Not tracking any projects. See 'pug help'", $result['output'] );
+	}
+
+	public function testShowUnknownProjectReturnsError()
+	{
+		$this->usePugfile( '.pug-new' );
+
+		$targetName = microtime( true );
+		$result = $this->executePugCommand( 'show', [$targetName] );
+
+		$this->assertEquals( 1, $result['exit'] );
+		$this->assertEquals( "pug: Unknown project or directory '{$targetName}'.", $result['output'] );
+	}
+
+	public function testShowSingleProjectReturnsListing()
+	{
+		$this->usePugfile( '.pug-enabled' );
+		$result = $this->executePugCommand( 'show', ['pug/1'] );
+
+		$this->assertSame( 0, $result['exit'] );
+		$this->assertSame( 0, strpos( $result['output'], '* pug/1' ) );
+		$this->assertSame( false, strpos( $result['output'], '* pug/2' ) );
+	}
+
+	public function testShowGroupReturnsListing()
+	{
+		$this->markTestIncomplete();
+
+		$this->usePugfile( '.pug-groups' );
+		$result = $this->executePugCommand( 'show', ['red'] );
+
+		$this->assertSame( 0, $result['exit'] );
+		$this->assertTrue( strpos( $result['output'], '* red/1' ) >= 0 );
+		$this->assertTrue( strpos( $result['output'], '* red/2' ) >= 0 );
+		$this->assertFalse( strpos( $result['output'], '* green/1' ) >= 0 );
+	}
+}