indexing further tested

src/Pho/Kernel/Init.php

@@ -175,13 +175,14 @@ protected function seedRoot(? Foundation\AbstractActor $founder = null): void
        }
        else {
           $this->logger()->info("Creating a new graph from scratch");
+          if(!is_null($founder)) {
+            $founder->persist();
+          }
+          else {
+            throw new Exceptions\FounderMustBeSetException();
+          }
           $this["founder"] = $this->share(function($c) use ($founder) {
-              if(!is_null($founder)) {
-                  $founder->persist();
-                  return $founder;
-              }
-              $founder_class = $c["config"]->default_objects->founder;
-              return new $founder_class($c); // will turn into admin by Network
+              return $founder;
           });
           $this["graph"] = $this->share(function($c) {
             $graph_class = $c["config"]->default_objects->graph;

src/Pho/Kernel/Services/Index/IndexInterface.php

@@ -25,19 +25,68 @@
 interface IndexInterface
 {
     /**
-     * Direct access to the index service to query data.
+     * Searches through the index with given key and its value.
+     *
+     * @param string $query Cypher query
+     * @param array $param Query params. Optional.
+     *
+     * @return mixed Result set
+     */
+    public function query(string $query, array $params = []); //: mixed;
+
+    /**
+     * Direct access to the the index client
      * 
-     * @param string $query Cypher query.
-     * @param array $params Query parameters.
+     * This class does also provide direct read-only access to the 
+     * client, for debugging purposes.
      *
-     * @return mixed
+     * @return mixed Client in its native form
      */
-    public function query(string $query, array $params = []); //: void;
+    public function client(); //: mixed
 
+    /**
+     * Indexes an entity
+     *
+     * Given in array form, indexes the entity (be it an 
+     * edge or node) making it searchable.
+     * 
+     * @param array $entity In array form.
+     * 
+     * @return void
+     * 
+     * @throws Exception if the entity header is not recognized.
+     */
     public function index(array $entity): void;
 
+    /**
+     * Notifies the index that a node was deleted
+     * 
+     * Removes the entity from the index, cleaning 
+     * up resources and making index results more efficient.
+     *
+     * @param string $id ID in string format.
+     * 
+     * @return void
+     */
     public function nodeDeleted(string $id): void;
 
+    /**
+     * Notifies the index that an edge was deleted
+     * 
+     * Removes the entity from the index, cleaning 
+     * up resources and making index results more efficient.
+     *
+     * @param string $id ID in string format.
+     * 
+     * @return void
+     */
     public function edgeDeleted(string $id): void;
 
+    /**
+     * Cleans up the index database
+     *
+     * @return void
+     */
+    public function flush(): void;
+
 }

src/Pho/Kernel/Traits/Node/PersistentTrait.php

@@ -28,6 +28,11 @@ protected function persistable(): bool
         return (static::T_PERSISTENT && $this->kernel->live());
     }
 
+    /**
+     * Persists the node in the database.
+     *
+     * @return void
+     */
     public function persist(): void
     {
         if(!$this->persistable())

tests/Pho/Kernel/BootTest.php

@@ -11,6 +11,8 @@
 
 namespace Pho\Kernel;
 
+use Pho\Kernel\Standards\Space;
+
 class BootTest extends TestCase 
 {
 
@@ -23,10 +25,21 @@ public function testSimple() {
         $this->assertInstanceOf(Kernel::class, $this->kernel);        
     }
 
+    /**
+     * @expectedException \Pho\Kernel\Exceptions\FounderMustBeSetException
+     *
+     * @return void
+     */
+    public function testFirstBootWithNoFounder() {
+      $this->redis->flushdb();
+      $this->kernel->boot();
+    }
+
     public function testBoot() {
       $this->redis->flushdb();
       $this->assertFalse($this->kernel->live());
-      $this->kernel->boot();
+      $founder = new \PhoNetworksAutogenerated\User($this->kernel, new Space($this->kernel), "123456");
+      $this->kernel->boot($founder);
       $redis_configs = $this->redis->keys("configs:*");
       $this->assertContains("configs:graph_id", $redis_configs);
       $graph_recreated = $this->kernel->gs()->node($this->redis->get("configs:graph_id"));
@@ -38,7 +51,8 @@ public function testBoot() {
 
     public function testReboot() {
       $this->redis->flushdb();
-      $this->kernel->boot();
+      $founder = new \PhoNetworksAutogenerated\User($this->kernel, new Space($this->kernel), "123456");
+      $this->kernel->boot($founder);
       $founder_id = $this->kernel->founder()->id()->toString();
       $graph_id = $this->kernel->graph()->id()->toString();
       $founder_context = $this->kernel->founder()->context()->id()->toString();

tests/Pho/Kernel/DefaultObjectsAreStandardTest.php

@@ -20,7 +20,7 @@ public function testSimple() {
         $this->kernel->logger()->info("DB flushed and restarted");
         $this->assertInstanceOf(Kernel::class, $this->kernel);   
         $this->kernel->logger()->info("instance check for kernel completed.");
-        $this->assertInstanceOf(Standards\Founder::class, $this->kernel->founder());
+        $this->assertInstanceOf(\PhoNetworksAutogenerated\User::class, $this->kernel->founder());
         $this->kernel->logger()->info("instance check for founder completed.");
         $u = new \PhoNetworksAutogenerated\User($this->kernel, $this->graph, "123456");
         $this->kernel->logger()->info("The User object is created");

tests/Pho/Kernel/Services/Index/Neo4jTest.php

@@ -18,17 +18,31 @@ class Neo4jTest extends TestCase
 
     private $client;
 
+    protected function _countNumberOfNodes(): int
+    {
+        $res = $this->kernel->index()->query("MATCH(n) RETURN n");
+        return count($res->results());
+    }
+
+    protected function _countNumberOfEdges(): int
+    {
+        $res = $this->kernel->index()->query("MATCH ()-[r]->() RETURN r");
+        return count($res->results());
+    }
+
     public function testKernelService() {
         $this->assertInstanceOf(\Pho\Kernel\Services\Index\Adapters\Neo4j::class, $this->kernel->index());
     }
 
     public function testBasic() {
         $this->flushDBandRestart();
+        //eval(\Psy\sh());
         $u = new \PhoNetworksAutogenerated\User($this->kernel, $this->graph, "123456");
         $about = "for testing purposes only";
         $u->setAbout($about);
         $res = $this->kernel->index()->query("MATCH(n {About: {about}}) RETURN n", ["about" => $about]);
-        $this->assertEquals($res->firstRecord()->values()[0]->value("Birthday"), $u->getBirthday());
+        //$this->assertEquals($res->firstRecord()->values()[0]->value("Birthday"), $u->getBirthday());
+        $this->assertEquals($res->results()[0]["Birthday"], $u->getBirthday());
         $this->created[] = $u->id();
     }  
 
@@ -38,15 +52,40 @@ public function testWithEdge() {
         $content = "my first post";
         $post = $u->post($content);        
         $res = $this->kernel->index()->query("MATCH(n {Status: {content}}) RETURN n", ["content" => $content]);
-        $this->assertEquals($res->firstRecord()->values()[0]->value("CreateTime"), $post->getCreateTime());
+        $this->assertEquals($res->results()[0]["CreateTime"], $post->getCreateTime());
         $res = $this->kernel->index()->query("MATCH(t {udid: {tail}})-[e]->(h {udid: {head}}) RETURN e", ["tail" => (string) $u->id(), "head" => (string) $post->id()]);
-        $this->assertEquals($res->firstRecord()->values()[0]->value("udid"), (string) $post->edges()->in()->current()->id());
+        $this->assertEquals($res->results()[0]["udid"], (string) $post->edges()->in()->current()->id());
         $this->created[] = $u->id();
         $this->created[] = $post->id();
         $this->created[] = $post->edges()->in()->current()->id();
     }  
 
-
-
-
+    public function testFromScratch() {
+        $this->flushDBandRestart();
+        $initial_number_of_nodes = 3; // virtualgraph, graph, founder
+        $initial_number_of_edges = 0;
+        $this->assertEquals($initial_number_of_nodes, $this->_countNumberOfNodes()); 
+        $this->assertEquals($initial_number_of_edges, $this->_countNumberOfEdges());
+        $user1 = new \PhoNetworksAutogenerated\User($this->kernel, $this->graph, "123456");
+        $user2 = new \PhoNetworksAutogenerated\User($this->kernel, $this->graph, "123456");
+        $user3 = new \PhoNetworksAutogenerated\User($this->kernel, $this->graph, "123456");
+        $this->assertEquals(($initial_number_of_nodes + 3), $this->_countNumberOfNodes()); // including the Graph itself // where is the founder?
+        $user1->follow($user2);
+        $user2->follow($user1);
+        $user2->follow($user3);
+        $this->assertEquals(($initial_number_of_edges + 3), $this->_countNumberOfEdges());
+        $this->kernel->founder()->follow($user1);
+        $this->assertEquals(($initial_number_of_edges + 4), $this->_countNumberOfEdges());
+        $content = "my first post";
+        $post = $user1->post($content);
+        $this->assertEquals(($initial_number_of_nodes + 4), $this->_countNumberOfNodes()); 
+        $this->assertEquals(($initial_number_of_edges + 5), $this->_countNumberOfEdges());
+        $this->kernel->founder()->like($post);
+        $user3->like($post);
+        $this->assertEquals(($initial_number_of_nodes + 4), $this->_countNumberOfNodes()); 
+        $this->assertEquals(($initial_number_of_edges + 7), $this->_countNumberOfEdges());
+        //eval(\Psy\sh());
+
+
+    }
 }

tests/Pho/Kernel/TestCase.php

@@ -22,6 +22,7 @@
       include("tests/assets/compiled/UserOut/Consume.php");
 
 use Pho\Kernel\Kernel;
+use Pho\Kernel\Standards\Space;
 
 class TestCase extends \PHPUnit\Framework\TestCase
 {
@@ -49,6 +50,8 @@ protected function startKernel($founder=null): void
     {
       $this->configs = $this->getKernelConfig();
       $this->kernel = new Kernel($this->configs);
+      if(is_null($founder))
+        $founder = new \PhoNetworksAutogenerated\User($this->kernel, new Space($this->kernel), "123456");
       $this->kernel->boot($founder);
       $this->graph = $this->kernel->graph();
       $this->kernel->logger()->info("Test started for: %s", get_class($this));