wip

src/Report.php

@@ -12,6 +12,21 @@ class Report
     /** @var array<int, Line> */
     protected array $lines;
 
+    public static function fromJson(string $json): Report
+    {
+        $properties = json_decode($json, true);
+
+        $lines = array_map(
+            fn(array $lineProperties) => new Line(...$lineProperties),
+            $properties['lines'],
+        );
+
+        return new static(
+            finishedAt: new DateTime($properties['finishedAt']),
+            lines: $lines,
+        );
+    }
+
     /**
      * @param \DateTimeInterface|null $finishedAt
      * @param array<int, Line> $lines
@@ -23,9 +38,11 @@ public function __construct(DateTimeInterface $finishedAt = null, array $lines =
         $this->lines = $lines;
     }
 
-    public function addLine(Line $lines)
+    public function addLine(Line $line): self
     {
-        $this->lines[] = $lines;
+        $this->lines[] = $line;
+
+        return $this;
     }
 
     public function toJson(): string

tests/ReportTest.php

@@ -5,6 +5,21 @@
 use function Spatie\Snapshots\assertMatchesSnapshot;
 
 it('can create create report', function () {
+    $report = getReport();
+
+    assertMatchesSnapshot($report->toJson());
+});
+
+it('can be created from json', function() {
+   $json = getReport()->toJson();
+
+   $newReport = Report::fromJson($json);
+
+   expect($newReport->toJson())->toBe($json);
+});
+
+function getReport(): Report
+{
     $lines = [
         new Line(
             'name',
@@ -14,10 +29,8 @@
         )
     ];
 
-    $report = new Report(
+    return new Report(
         finishedAt: new DateTimeImmutable('2001-01-01 00:00:00'),
         lines: $lines,
     );
-
-    assertMatchesSnapshot($report->toJson());
-});
+}