add test files

.gitignore

@@ -1,4 +1,3 @@
 /cmake/
 /cmake-build-debug/
-/cmake-build-release/
-/tests
+/cmake-build-release/

test/buffer_test.cpp

@@ -0,0 +1,44 @@
+#include <gtest/gtest.h>
+
+#include <limitless/core/context.hpp>
+#include <limitless/core/state_buffer.hpp>
+#include <limitless/core/state_query.hpp>
+
+TEST(BufferTest, StateBufferFunctions) {
+    using namespace Limitless;
+
+    Context context {"test context", {1, 1}, {{WindowHint::Visible, false}}};
+
+    // bind, bindAs, bindBase, bindBaseAs works as expected
+    // * state is right when its used
+    // * state is right when move constructor is invoked
+    // * state is right when buffer was resized
+    // * state is right when buffer was cloned
+    // * state is right when buffer was deleted
+    // * and map method returned success
+
+    // test every above scenario with complicated state (binding points in particular)
+    {
+        const auto BUFFER_SIZE = 1024;
+        StateBuffer buffer {Buffer::Type::Array, BUFFER_SIZE, nullptr, Buffer::Usage::StaticDraw,  Buffer::MutableAccess::None};
+        StateQuery query;
+
+        buffer.bind();
+
+        ASSERT_EQ(buffer.getId(), context.getBufferTargets().at(Buffer::Type::Array));
+        ASSERT_EQ(context.getBufferTargets().at(Buffer::Type::Array), query.geti(QueryState::ArrayBufferBinding));
+    }
+
+    {
+        const auto BUFFER_SIZE = 1024;
+        StateBuffer buffer {Buffer::Type::Array, BUFFER_SIZE, nullptr, Buffer::Storage::Static,  Buffer::ImmutableAccess::None};
+        StateQuery query;
+
+        buffer.bind();
+        buffer.resize(2048);
+        buffer.bind();
+
+        ASSERT_EQ(buffer.getId(), context.getBufferTargets().at(Buffer::Type::Array));
+        ASSERT_EQ(context.getBufferTargets().at(Buffer::Type::Array), query.geti(QueryState::ArrayBufferBinding));
+    }
+}

test/limitless/assets/shader1.vs

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+#version 330
+
+void main() {
+
+}

test/limitless/assets/shader2.vs

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+Limitless::GLSL_VERSION
+
+void main() {
+
+}

test/limitless/assets/shader3.vs

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+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+void main() {
+
+}

test/limitless/assets/shader4.vs

@@ -0,0 +1,9 @@
+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+#include "./test_include.glsl"
+
+void main() {
+
+}

test/limitless/assets/shader5.vs

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+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+#include "./test_dir/test_include.glsl"
+
+void main() {
+
+}

test/limitless/assets/shader6.vs

@@ -0,0 +1,9 @@
+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+#include "./test_dir/test_include.glsl"
+
+void main() {
+    SOME_STATEMENT
+}

test/limitless/assets/shader7.vs

@@ -0,0 +1,9 @@
+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+#include "./test_dir/not_found.glsl"
+
+void main() {
+
+}

test/limitless/assets/shader8.vs

@@ -0,0 +1,7 @@
+Limitless::GLSL_VERSION
+
+Limitless::Extensions
+
+void main() {
+    kek shrek
+}

test/limitless/assets/test_dir/test_include.glsl

@@ -0,0 +1,5 @@
+#include "../test_include.glsl"
+
+int test_function1() {
+    return 42;
+}

test/limitless/assets/test_include.glsl

@@ -0,0 +1,3 @@
+int test_function() {
+    return 42;
+}