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feat(ios): new a11y properties for managing font scale (#10260)

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This commit is contained in:
Dimitris-Rafail Katsampas
2023-04-06 02:20:15 +03:00
committed by GitHub
parent 2f9e5c0b84
commit 7aaa1d899d
11 changed files with 196 additions and 34 deletions
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70
apps/automated/src/accessibility/accessibility-properties-tests.ts Normal file
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@@ -0,0 +1,70 @@
import * as TKUnit from '../tk-unit';
import * as helper from '../ui-helper';
import { isIOS, Label, StackLayout } from '@nativescript/core';
export function test_iosAccessibilityAdjustsFontSize_property() {
if (isIOS) {
const deviceFontScaleMock = 4.0;
const page = helper.getCurrentPage();
const testView = new Label();
const layout = new StackLayout();
layout.addChild(testView);
page.content = layout;
layout.style.iosAccessibilityAdjustsFontSize = false;
layout.style.fontScaleInternal = deviceFontScaleMock;
const nativeFontSize = testView.nativeTextViewProtected.font.pointSize;
layout.style.iosAccessibilityAdjustsFontSize = true;
const nativeFontSizeWithAdjust = testView.nativeTextViewProtected.font.pointSize;
TKUnit.assertEqual(nativeFontSize, testView.style.fontInternal.fontSize, 'View font size was scaled even though iosAccessibilityAdjustsFontSize is disabled');
TKUnit.assertEqual(nativeFontSizeWithAdjust, testView.style.fontInternal.fontSize * deviceFontScaleMock, 'View font size was not scaled even though iosAccessibilityAdjustsFontSize is enabled');
}
}
export function test_iosAccessibilityMinFontScale_property() {
if (isIOS) {
const deviceFontScaleMock = 1.0;
const page = helper.getCurrentPage();
const testView = new Label();
const layout = new StackLayout();
layout.addChild(testView);
page.content = layout;
layout.style.iosAccessibilityAdjustsFontSize = true;
layout.style.fontScaleInternal = deviceFontScaleMock;
testView.style.iosAccessibilityMinFontScale = 2.0;
const nativeFontSize = testView.nativeTextViewProtected.font.pointSize;
const expectedNativeFontSize = testView.style.fontInternal.fontSize * testView.style.iosAccessibilityMinFontScale;
TKUnit.assertEqual(nativeFontSize, expectedNativeFontSize, 'View font size scaling does not respect iosAccessibilityMinFontScale');
}
}
export function test_iosAccessibilityMaxFontScale_property() {
if (isIOS) {
const deviceFontScaleMock = 4.0;
const page = helper.getCurrentPage();
const testView = new Label();
const layout = new StackLayout();
layout.addChild(testView);
page.content = layout;
layout.style.iosAccessibilityAdjustsFontSize = true;
layout.style.fontScaleInternal = deviceFontScaleMock;
testView.style.iosAccessibilityMaxFontScale = 2.0;
const nativeFontSize = testView.nativeTextViewProtected.font.pointSize;
const expectedNativeFontSize = testView.style.fontInternal.fontSize * testView.style.iosAccessibilityMaxFontScale;
TKUnit.assertEqual(nativeFontSize, expectedNativeFontSize, 'View font size scaling does not respect iosAccessibilityMaxFontScale');
}
}

3
apps/automated/src/test-runner.ts
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@@ -54,6 +54,9 @@ if (!__CI__) {
allTests['PROFILING'] = profilingTests;
}
import * as a11yPropertiesTests from './accessibility/accessibility-properties-tests';
allTests['A11Y-PROPERTIES'] = a11yPropertiesTests;
import * as appSettingsTests from './application-settings/application-settings-tests';
allTests['APPLICATION-SETTINGS'] = appSettingsTests;

12
apps/automated/src/ui/styling/style-properties-tests.ts
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@@ -582,13 +582,17 @@ export function test_setting_font_properties_sets_native_font() {
export function test_native_font_size_with_a11y_font_scale() {
if (isIOS) {
const page = helper.getCurrentPage();
const testView = new Label();
const deviceFontScaleMock = 4.0;
page.content = testView;
const page = helper.getCurrentPage();
const testView = new Label();
const layout = new StackLayout();
layout.addChild(testView);
testView.style._fontScale = deviceFontScaleMock;
page.content = layout;
layout.style.iosAccessibilityAdjustsFontSize = true;
layout.style.fontScaleInternal = deviceFontScaleMock;
const nativeFontSize = testView.nativeTextViewProtected.font.pointSize;
const expectedNativeFontSize = testView.style.fontInternal.fontSize * deviceFontScaleMock;