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layout.rs: Adjust tests to work with layout-stretching

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Part-of: <https://gitlab.gnome.org/World/Phosh/squeekboard/-/merge_requests/702>
This commit is contained in:
MoonlightWave-12
2024-11-14 12:43:07 +01:00
parent e08f6b4a27
commit f311816e22
1 changed files with 67 additions and 27 deletions
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94
src/layout.rs
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@ -1583,7 +1583,10 @@ mod test {
#[test]
fn check_bottom_margin() {
// just one button
// TODO: This should work correctly independent from the current settings on the system.
let gsettings = Settings::new("sm.puri.Squeekboard");
let stretch_layout_to_fit_panel = gsettings.boolean("layout-shape-changes-to-fit-panel");
// Just one button
let view = View::new(vec![
(
0.0,
@ -1619,21 +1622,25 @@ mod test {
layout.calculate_size(),
Size { width: 1.0, height: 2.0 }
);
// Don't change those values randomly!
// They take advantage of incidental precise float representation
// to even be comparable.
// Do not change these values randomly,
// because these are comparable due to incidentally precise float-representation.
let transformation = layout.calculate_transformation(
Size { width: 2.0, height: 2.0 }
Size { width: 2.0, height: 2.0 } // Panel with a size of 2x2 pixels.
);
assert_eq!(transformation.scale_x, 1.0);
assert_eq!(transformation.scale_y, 1.0);
assert_eq!(transformation.origin_x, 0.5);
assert_eq!(transformation.origin_y, 0.0);
let scale_x_comparison = if stretch_layout_to_fit_panel == true { 2.0 } else { 1.0 };
let origin_x_comparison = if stretch_layout_to_fit_panel == true { 0.0 } else { 0.5 };
assert_eq!(transformation.scale_x, scale_x_comparison, "transformation.scale_x changed.");
assert_eq!(transformation.scale_y, 1.0, "transformation.scale_y changed.");
assert_eq!(transformation.origin_x, origin_x_comparison, "transformation.origin_x changed.");
assert_eq!(transformation.origin_y, 0.0, "transformation.origin_y changed.");
}
#[test]
fn check_stretching() {
// just one button
// TODO: This should work correctly independent from the current settings on the system.
let gsettings = Settings::new("sm.puri.Squeekboard");
let stretch_layout_to_fit_panel = gsettings.boolean("layout-shape-changes-to-fit-panel");
// Just one button
let view = View::new(vec![
(
0.0,
@ -1660,25 +1667,58 @@ mod test {
},
purpose: ContentPurpose::Normal,
};
// Test that layouts will keep their defined proportions,
// if those fit the panel precisely.
let transformation = layout.calculate_transformation(
Size { width: 100.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 100.0);
assert_eq!(transformation.scale_y, 100.0);
let transformation = layout.calculate_transformation(
Size { width: 95.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 95.0);
assert_eq!(transformation.scale_y, 95.0);
let transformation = layout.calculate_transformation(
Size { width: 105.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 105.0);
assert_eq!(transformation.scale_y, 100.0);
let transformation = layout.calculate_transformation(
Size { width: 106.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 100.0);
assert_eq!(transformation.scale_y, 100.0);
assert_eq!(transformation.scale_x, 100.0,
"Layout-width changed when it was supposed to not change.");
assert_eq!(transformation.scale_y, 100.0,
"Layout-height changed when it was supposed to not change.");
// Test that layouts will keep their defined proportions when their size decreases,
// if layout-stretching is off.
if stretch_layout_to_fit_panel == false {
let transformation = layout.calculate_transformation(
Size { width: 95.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 95.0,
"Layout-width did not decrease by the expected amount.");
assert_eq!(transformation.scale_y, 95.0,
"Layout-height did not decrease by the expected amount.");
}
// Test that layouts adjust to the panel-size, if layout-stretching is on.
if stretch_layout_to_fit_panel == true {
let transformation = layout.calculate_transformation(
Size { width: 500.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 500.0,
"Layout-width did not increase by the expected amount.");
assert_eq!(transformation.scale_y, 100.0,
"Layout-height changed when it was supposed to not change.");
let transformation = layout.calculate_transformation(
Size { width: 100.0, height: 204.0 }
);
assert_eq!(transformation.scale_x, 100.0,
"Layout-width changed when it was supposed to not change.");
assert_eq!(transformation.scale_y, 204.0,
"Layout-height did not increase by the expected amount.");
// Test that layouts will keep their defined proportions,
// if those cannot reach the borders of the screen without stretching by more than the limit.
let transformation = layout.calculate_transformation(
Size { width: 501.0, height: 100.0 }
);
assert_eq!(transformation.scale_x, 100.0,
"Layout-width changed when it was supposed to not change.");
assert_eq!(transformation.scale_y, 100.0,
"Layout-height changed when it was supposed to not change.");
let transformation = layout.calculate_transformation(
Size { width: 100.0, height: 205.0 }
);
assert_eq!(transformation.scale_x, 100.0,
"Layout-width changed when it was supposed to not change.");
assert_eq!(transformation.scale_y, 100.0,
"Layout-height changed when it was supposed to not change.");
}
}
}