From d16100b3dead597b70e827a2d986489367a1d3a9 Mon Sep 17 00:00:00 2001
From: erstarr <253168930+erstarr@users.noreply.github.com>
Date: Fri, 1 May 2026 02:12:02 +0200
Subject: [PATCH] test: fullscreen

---
 hyprtester/src/tests/main/scroll.cpp | 57 ++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/hyprtester/src/tests/main/scroll.cpp b/hyprtester/src/tests/main/scroll.cpp
index cd7323ae4..d13ef09a6 100644
--- a/hyprtester/src/tests/main/scroll.cpp
+++ b/hyprtester/src/tests/main/scroll.cpp
@@ -936,3 +936,60 @@ TEST_CASE(testScrollingViewBehaviourMaximise) {
     ASSERT(Tests::windowCount(), 0);
 
 }
+
+TEST_CASE(testScrollingViewBehaviourFullscreen) {
+
+    /*
+    This is almost the same as the testScrollingViewBehaviourMaximise() test, just with fullscreen 1 (fullscreen) instead of fullscreen 0 (maximise)
+
+    fullscreening and then unfullscreening a window shouldn't move scrolling view, regardless of follow_focus
+    */
+    
+    NLog::log("{}Testing scrolling view behaviour: fullscreening and then unfullscreening a window shouldn't move scrolling view", Colors::GREEN);
+
+    OK(getFromSocket("r/eval hl.config({ general = { layout = 'scrolling' } })"));
+
+
+    // ensure variables are correctly set for the test - this is to avoid unwanted view shifts when setting up the windows
+    OK(getFromSocket("/eval hl.config({scrolling = {follow_focus = false}})"));
+
+
+    if (!Tests::spawnKitty("a")) {
+        FAIL_TEST("{}Failed to spawn kitty with win class `a`", Colors::RED);
+    }
+
+    OK(getFromSocket("/dispatch hl.dsp.layout('colresize 0.8')"));
+
+    if (!Tests::spawnKitty("b")) {
+        FAIL_TEST("{}Failed to spawn kitty with win class `b`", Colors::RED);
+    }
+
+    // focus class:a - this does not move scrolling view when follow_focus = 0
+    OK(getFromSocket("/dispatch hl.dsp.focus({window = 'class:a'})"));
+
+    // maximise class:a window
+    OK(getFromSocket("/dispatch hl.dsp.window.fullscreen({mode = 'maximized', action = 'set', window = 'class:a'})"));
+
+    // unmaximise class:a window
+    OK(getFromSocket("/dispatch hl.dsp.window.fullscreen({mode = 'maximized', action = 'unset', window = 'class:a'})"));
+
+    // If the scrolling view did not move, class:a window's x coordinate for its `at:` value should be <0
+    const std::string currentWindowPos  = Tests::getWindowAttribute(getFromSocket("/activewindow"), "at:");
+    const std::string currentWindowPosX = currentWindowPos.substr(4, currentWindowPos.find(',') - 4);
+    // test pass
+    if (std::stoi(currentWindowPosX) < 0) {
+        NLog ::log("{}Passed: {}window of class 'a' has negative x coordinates for its position: {}", Colors ::GREEN, Colors::RESET, currentWindowPosX);
+    }
+    // test fail
+    else {
+        FAIL_TEST("{}Failed: {}window of class 'a' does not have negative x coordinates for its position: {}", Colors::RED, Colors::RESET, currentWindowPosX);
+    }
+
+    // clean up
+
+    // kill all windows
+    NLog::log("{}Killing all windows", Colors::YELLOW);
+    Tests::killAllWindows();
+    ASSERT(Tests::windowCount(), 0);
+}
+