From e8ce02d63f096147fc54824f0a45c23e3a3ced25 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@ost.ch>
Date: Tue, 21 Apr 2026 14:44:01 +0200
Subject: libs: prepare for clang-tidy

---
 libs/kstd/tests/src/format.cpp       |  2 --
 libs/kstd/tests/src/observer_ptr.cpp |  3 ++-
 libs/kstd/tests/src/string.cpp       |  8 ++++----
 libs/kstd/tests/src/vector.cpp       | 18 +++++++++---------
 4 files changed, 15 insertions(+), 16 deletions(-)

(limited to 'libs/kstd/tests')

diff --git a/libs/kstd/tests/src/format.cpp b/libs/kstd/tests/src/format.cpp
index 73c8102..624779a 100644
--- a/libs/kstd/tests/src/format.cpp
+++ b/libs/kstd/tests/src/format.cpp
@@ -1,6 +1,4 @@
-#include <kstd/flat_map>
 #include <kstd/format>
-#include <kstd/tests/os_panic.hpp>
 
 #include <catch2/catch_test_macros.hpp>
 
diff --git a/libs/kstd/tests/src/observer_ptr.cpp b/libs/kstd/tests/src/observer_ptr.cpp
index 006ebde..0c94892 100644
--- a/libs/kstd/tests/src/observer_ptr.cpp
+++ b/libs/kstd/tests/src/observer_ptr.cpp
@@ -3,6 +3,7 @@
 
 #include <catch2/catch_test_macros.hpp>
 
+#include <array>
 #include <compare>
 #include <type_traits>
 #include <utility>
@@ -313,7 +314,7 @@ SCENARIO("Observer pointer comparisons", "[observer_ptr]")
 {
   GIVEN("Observer pointers to elements of an array")
   {
-    int arr[] = {1, 2};
+    auto arr = std::array{1, 2};
     auto ptr1 = kstd::observer_ptr{&arr[0]};
     auto ptr2 = kstd::observer_ptr{&arr[1]};
 
diff --git a/libs/kstd/tests/src/string.cpp b/libs/kstd/tests/src/string.cpp
index 43e9a6b..53d7c9a 100644
--- a/libs/kstd/tests/src/string.cpp
+++ b/libs/kstd/tests/src/string.cpp
@@ -3,7 +3,7 @@
 #include <catch2/catch_test_macros.hpp>
 
 #include <algorithm>
-#include <ranges>
+#include <cstring>
 #include <string_view>
 
 SCENARIO("String initialization and construction", "[string]")
@@ -59,7 +59,7 @@ SCENARIO("String initialization and construction", "[string]")
       THEN("the string is not empty and has the same size as the C-style string")
       {
         REQUIRE(!str.empty());
-        REQUIRE(str.size() == strlen(c_str));
+        REQUIRE(str.size() == std::strlen(c_str));
       }
 
       THEN("the string contains the same characters as the C-style string")
@@ -266,8 +266,8 @@ SCENARIO("String conversion and comparison", "[string]")
 {
   GIVEN("An unsigned integer")
   {
-    auto value1 = 12345u;
-    auto value2 = 0u;
+    constexpr auto value1 = 12345u;
+    constexpr auto value2 = 0u;
 
     WHEN("converting the unsigned integer to a string")
     {
diff --git a/libs/kstd/tests/src/vector.cpp b/libs/kstd/tests/src/vector.cpp
index 5faaaff..b826820 100644
--- a/libs/kstd/tests/src/vector.cpp
+++ b/libs/kstd/tests/src/vector.cpp
@@ -492,27 +492,27 @@ SCENARIO("Vector modifiers", "[vector]")
 
     WHEN("inserting an element")
     {
-      auto it = v.insert(v.cbegin(), 42);
+      auto it = v.insert(v.cbegin(), 40);
 
       THEN("the size and capacity increase and the element is inserted")
       {
         REQUIRE(v.size() == 1);
         REQUIRE(v.capacity() >= 1);
-        REQUIRE(v[0] == 42);
+        REQUIRE(v[0] == 40);
         REQUIRE(it == v.begin());
       }
     }
 
     WHEN("inserting an lvalue element")
     {
-      auto const value = 42;
+      auto const value = 40;
       auto it = v.insert(v.cbegin(), value);
 
       THEN("the size and capacity increase and the element is inserted")
       {
         REQUIRE(v.size() == 1);
         REQUIRE(v.capacity() >= 1);
-        REQUIRE(v[0] == 42);
+        REQUIRE(v[0] == 40);
         REQUIRE(it == v.begin());
       }
     }
@@ -927,7 +927,7 @@ SCENARIO("Vector with non-default-constructible types", "[vector]")
     WHEN("using emplace_back")
     {
       auto v = kstd::vector<kstd::tests::non_default_constructible>{};
-      v.emplace_back(42);
+      v.emplace_back(40);
 
       THEN("the element is added and the size and capacity increase")
       {
@@ -965,7 +965,7 @@ SCENARIO("Vector modifier move semantics", "[vector]")
   GIVEN("An empty vector and a move tracker element")
   {
     auto v = kstd::vector<kstd::tests::special_member_tracker>{};
-    auto tracker = kstd::tests::special_member_tracker{42};
+    auto tracker = kstd::tests::special_member_tracker{40};
 
     WHEN("push_back is called with the move tracker")
     {
@@ -976,7 +976,7 @@ SCENARIO("Vector modifier move semantics", "[vector]")
         REQUIRE(v.size() == 1);
         REQUIRE(v.back().move_constructed_count == 1);
         REQUIRE(v.back().copy_constructed_count == 0);
-        REQUIRE(v.back().value == 42);
+        REQUIRE(v.back().value == 40);
       }
 
       THEN("the original tracker is left in a valid but unspecified state")
@@ -992,14 +992,14 @@ SCENARIO("Vector modifier move semantics", "[vector]")
 
     WHEN("emplace_back is called with constructor arguments")
     {
-      v.emplace_back(42);
+      v.emplace_back(40);
 
       THEN("the element is constructed directly, without moves or copies")
       {
         REQUIRE(v.size() == 1);
         REQUIRE(v.back().move_constructed_count == 0);
         REQUIRE(v.back().copy_constructed_count == 0);
-        REQUIRE(v.back().value == 42);
+        REQUIRE(v.back().value == 40);
       }
     }
   }
-- 
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