From e4850cba6fd67a6d4d9d8c969281e57447c17fd9 Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Sun, 2 Sep 2018 18:58:32 -0400
Subject: add tests/ and composer test script

---
 composer.json           |  6 ++++
 tests/AddFileTest.php   | 67 +++++++++++++++++++++++++++++++++++++
 tests/ArchiveTest.php   | 89 +++++++++++++++++++++++++++++++++++++++++++++++++
 tests/BaseTestCase.php  | 49 +++++++++++++++++++++++++++
 tests/LargeFileTest.php | 35 +++++++++++++++++++
 tests/PathTest.php      | 83 +++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 329 insertions(+)
 create mode 100644 tests/AddFileTest.php
 create mode 100644 tests/ArchiveTest.php
 create mode 100644 tests/BaseTestCase.php
 create mode 100644 tests/LargeFileTest.php
 create mode 100644 tests/PathTest.php

diff --git a/composer.json b/composer.json
index 67e2d06..3d078a8 100644
--- a/composer.json
+++ b/composer.json
@@ -29,5 +29,11 @@
     "psr-4": {
       "Pablotron\\ZipStream\\Tests\\": "tests/"
     }
+  },
+
+  "scripts": {
+    "test": [
+      "phpunit --bootstrap vendor/autoload.php tests"
+    ]
   }
 }
diff --git a/tests/AddFileTest.php b/tests/AddFileTest.php
new file mode 100644
index 0000000..3ea65e0
--- /dev/null
+++ b/tests/AddFileTest.php
@@ -0,0 +1,67 @@
+<?php
+declare(strict_types = 1);
+
+namespace Pablotron\ZipStream\Tests;
+
+use \PHPUnit\Framework\TestCase;
+use \Pablotron\ZipStream\ZipStream;
+
+final class AddFileTest extends BaseTestCase {
+  public function testCreateFile() : void {
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('hello.txt', 'hello!');
+    }, function(string $path) {
+      $zip = $this->open_archive($path);
+
+      $this->assertEquals(
+        'hello!',
+        $zip->getFromName('hello.txt')
+      );
+    });
+  }
+
+  public function testCreateFileWithComment() : void {
+    $comment = 'test comment';
+    $this->with_temp_zip(function(ZipStream &$zip) use ($comment) {
+      $zip->add_file('hello.txt', 'hello!', [
+        'comment' => $comment,
+      ]);
+    }, function(string $path) use ($comment) {
+      $zip = $this->open_archive($path);
+
+      $this->assertEquals(
+        $comment,
+        $zip->getCommentName('hello.txt')
+      );
+    });
+  }
+
+  public function testCreateFileWithUnknownMethod() : void {
+    $this->expectException(\Pablotron\ZipStream\UnknownMethodError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('hello.txt', 'hello!', [
+        'method'  => -20,
+      ]);
+    });
+  }
+
+  public function testCreateFileTimestamp() : void {
+    # get timezone offset
+    # $ofs = \DateTimeZone::getOffset(\DateTime::getTimezone());
+    $ofs = 4 * 3600; # hard-coded to EDT for now
+
+    # get time from 2 hours ago (round to even number of seconds)
+    $time = ((time() - (2 * 3600)) >> 1) << 1;
+
+    $this->with_temp_zip(function(ZipStream &$zip) use ($time) {
+      $zip->add_file('hello.txt', 'hello!', [
+        'time' => $time,
+      ]);
+    }, function($zip_path) use ($time, $ofs) {
+      $zip = $this->open_archive($zip_path);
+      $st = $zip->statName('hello.txt');
+      $this->assertEquals($time, $st['mtime'] - $ofs);
+    });
+  }
+};
diff --git a/tests/ArchiveTest.php b/tests/ArchiveTest.php
new file mode 100644
index 0000000..cbac0f1
--- /dev/null
+++ b/tests/ArchiveTest.php
@@ -0,0 +1,89 @@
+<?php
+declare(strict_types = 1);
+
+namespace Pablotron\ZipStream\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Pablotron\ZipStream\ZipStream;
+use Pablotron\ZipStream\FileWriter;
+use Pablotron\ZipStream\StreamWriter;
+
+final class ArchiveTest extends BaseTestCase {
+  public function testCreate() : void {
+    $zip = new ZipStream('test.zip');
+
+    $this->assertInstanceOf(
+      ZipStream::class,
+      $zip
+    );
+  }
+
+  public function testFileWriter() {
+    $this->with_temp_file(function(string $dst_path) {
+      ZipStream::send($dst_path, function(ZipStream &$zip) {
+        $zip->add_file('hello.txt', 'hello!');
+      }, [
+        'output' => new FileWriter(),
+      ]);
+
+      # open archive
+      $zip = $this->open_archive($dst_path);
+
+      # read hello.txt, check text
+      $this->assertEquals(
+        'hello!',
+        $zip->getFromName('hello.txt')
+      );
+    });
+  }
+
+  public function testStreamWriter() {
+    $this->with_temp_file(function(string $dst_path) {
+      $fh = fopen($dst_path, 'wb');
+      if ($fh === false) {
+        throw new Exception("fopen() failed");
+      }
+
+      ZipStream::send($dst_path, function(ZipStream &$zip) {
+        $zip->add_file('hello.txt', 'hello!');
+      }, [
+        'output' => new StreamWriter($fh),
+      ]);
+
+      # close stream
+      fclose($fh);
+
+      # open archive
+      $zip = $this->open_archive($dst_path);
+
+      # read hello.txt, check text
+      $this->assertEquals(
+        'hello!',
+        $zip->getFromName('hello.txt')
+      );
+    });
+  }
+
+  public function testArchiveComment() : void {
+    $this->with_temp_file(function($dst_path) {
+      $comment = 'test archive comment';
+
+      # write archive
+      ZipStream::send($dst_path, function(ZipStream &$zip) {
+        $zip->add_file('hello.txt', 'hello!');
+      }, [
+        'comment' => $comment,
+        'output'  => new FileWriter(),
+      ]);
+
+      # open archive
+      $zip = $this->open_archive($dst_path);
+
+      # read hello.txt, check text
+      $this->assertEquals(
+        $comment,
+        $zip->getArchiveComment()
+      );
+    });
+  }
+};
diff --git a/tests/BaseTestCase.php b/tests/BaseTestCase.php
new file mode 100644
index 0000000..8934e96
--- /dev/null
+++ b/tests/BaseTestCase.php
@@ -0,0 +1,49 @@
+<?php
+declare(strict_types = 1);
+
+namespace Pablotron\ZipStream\Tests;
+
+use PHPUnit\Framework\TestCase;
+use \Pablotron\ZipStream\ZipStream;
+use \Pablotron\ZipStream\FileWriter;
+
+class BaseTestCase extends TestCase {
+  protected function open_archive(string $path) {
+    # open archive, check for error
+    $zip = new \ZipArchive();
+    if ($zip->open($path) !== true) {
+      throw new Exception("ZipArchive#open() failed: $dst_name");
+    }
+
+    # return archive
+    return $zip;
+  }
+
+  protected function with_temp_file(callable $cb) : void {
+    # build path to temp file
+    $path = tempnam('/tmp', 'zipstream-test');
+    try {
+      # pass to test
+      $cb($path);
+    } finally {
+      if (file_exists($path)) {
+        # remove temp file if it exists
+        unlink($path);
+      }
+    }
+  }
+
+  protected function with_temp_zip(callable $zip_cb, callable $test_cb = null) {
+    $this->with_temp_file(function(string $dst_path) use ($zip_cb, $test_cb) {
+      # create zip, pass to zip callback
+      ZipStream::send($dst_path, $zip_cb, [
+        'output' => new FileWriter(),
+      ]);
+
+      if ($test_cb) {
+        # pass to test callback
+        $test_cb($dst_path);
+      }
+    });
+  }
+};
diff --git a/tests/LargeFileTest.php b/tests/LargeFileTest.php
new file mode 100644
index 0000000..c271b47
--- /dev/null
+++ b/tests/LargeFileTest.php
@@ -0,0 +1,35 @@
+<?php
+declare(strict_types = 1);
+
+namespace Pablotron\ZipStream\Tests;
+
+use \PHPUnit\Framework\TestCase;
+use \Pablotron\ZipStream\ZipStream;
+
+final class LargeFileTest extends BaseTestCase {
+  public function testCreateLargeFile() : void {
+    # build 4M string
+    $chunk_size = (1 << 22);
+    $num_chunks = 1025;
+
+    # calculate expected size
+    $expected_size = $chunk_size * $num_chunks;
+
+    $this->with_temp_zip(function(ZipStream &$zip) use ($chunk_size, $num_chunks) {
+      $zip->add('hello.txt', function($e) use ($chunk_size, $num_chunks) {
+        # build chunk
+        $data = str_repeat('x', $chunk_size);
+
+        # repeatedly write chunk
+        foreach (range(0, $num_chunks - 1) as $i) {
+          $e->write($data);
+        }
+      });
+    }, function($zip_path) use ($expected_size) {
+      $zip = $this->open_archive($zip_path);
+      $st = $zip->statName('hello.txt');
+
+      $this->assertEquals($expected_size, $st['size']);
+    });
+  }
+};
diff --git a/tests/PathTest.php b/tests/PathTest.php
new file mode 100644
index 0000000..a71be8d
--- /dev/null
+++ b/tests/PathTest.php
@@ -0,0 +1,83 @@
+<?php
+declare(strict_types = 1);
+
+namespace Pablotron\ZipStream\Tests;
+
+use \PHPUnit\Framework\TestCase;
+use \Pablotron\ZipStream\ZipStream;
+
+final class PathTest extends BaseTestCase {
+  public function testAddEmptyPath() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('', 'empty test');
+    });
+  }
+
+  public function testAddLongPath() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $long_path = str_repeat('x', 65535);
+      $zip->add_file($long_path, 'long path test');
+    });
+  }
+
+  public function testAddPathWithLeadingSlash() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('/foo', 'leading slash path test');
+    });
+  }
+
+  public function testAddPathWithTrailingSlash() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('foo/', 'trailing slash path test');
+    });
+  }
+
+  public function testAddPathWithDoubleSlashes() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('foo//bar', 'double slash path test');
+    });
+  }
+
+  public function testAddPathWithBackslashes() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('foo\\bar', 'backslash path test');
+    });
+  }
+
+  public function testLeadingRelativePath() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('../bar', 'leading relative path test');
+    });
+  }
+
+  public function testMiddleRelativePath() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('foo/../bar', 'middle relative path test');
+    });
+  }
+
+  public function testTrailingRelativePath() : void {
+    $this->expectException(\Pablotron\ZipStream\PathError::class);
+
+    $this->with_temp_zip(function(ZipStream &$zip) {
+      $zip->add_file('foo/../bar', 'trailing relative path test');
+    });
+  }
+
+};
-- 
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