From 8e9e9ffd0528ffa554c336871f1a484c15613bfc Mon Sep 17 00:00:00 2001
From: Lukas Oesch <lukasoesch20@gmail.com>
Date: Wed, 8 Apr 2026 19:28:54 +0200
Subject: add block_device tests

---
 kernel/src/devices/block_device.tests.cpp | 46 +++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 kernel/src/devices/block_device.tests.cpp

(limited to 'kernel/src/devices/block_device.tests.cpp')

diff --git a/kernel/src/devices/block_device.tests.cpp b/kernel/src/devices/block_device.tests.cpp
new file mode 100644
index 0000000..378437e
--- /dev/null
+++ b/kernel/src/devices/block_device.tests.cpp
@@ -0,0 +1,46 @@
+#include "kernel/test_support/devices/block_device.hpp"
+
+#include "kernel/test_support/cpu.hpp"
+
+#include <kstd/memory>
+#include <kstd/print>
+#include <kstd/string>
+#include <kstd/vector>
+
+#include <catch2/catch_test_macros.hpp>
+
+#include <cstddef>
+
+SCENARIO("Block device construction", "[devices][block_device]")
+{
+  GIVEN("parameters for a block device")
+  {
+    size_t major = 1;
+    size_t minor = 0;
+    kstd::string name = "test_block_device";
+    size_t block_size = 512;
+
+    WHEN("constructing a block device")
+    {
+      auto device =
+          kstd::make_shared<kernel::tests::devices::block_device>(major, minor, name, block_size, 3 * block_size);
+
+      THEN("the block device has the correct properties")
+      {
+        REQUIRE(device->major() == major);
+        REQUIRE(device->minor() == minor);
+        REQUIRE(device->name() == name);
+        REQUIRE(device->block_size() == block_size);
+        REQUIRE(device->capacity() == 3 * 512);
+      }
+    }
+
+    WHEN("constructing a block device with zero block size")
+    {
+      THEN("the constructor panics")
+      {
+        REQUIRE_THROWS_AS((kernel::tests::devices::block_device(major, minor, name, 0)), kernel::tests::cpu::halt);
+      }
+    }
+  }
+}
-- 
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