| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| cr.define('scaling_settings_test', function() { |
| /** @enum {string} */ |
| const TestNames = { |
| ShowCorrectDropdownOptions: 'show correct dropdown options', |
| SetScaling: 'set scaling', |
| InputNotDisabledOnValidityChange: 'input not disabled on validity change', |
| }; |
| |
| const suiteName = 'ScalingSettingsTest'; |
| suite(suiteName, function() { |
| /** @type {?PrintPreviewScalingSettingsElement} */ |
| let scalingSection = null; |
| |
| /** @type {?PrintPreviewModelElement} */ |
| let model = null; |
| |
| /** @override */ |
| setup(function() { |
| PolymerTest.clearBody(); |
| model = document.createElement('print-preview-model'); |
| document.body.appendChild(model); |
| |
| scalingSection = document.createElement('print-preview-scaling-settings'); |
| scalingSection.settings = model.settings; |
| scalingSection.disabled = false; |
| setDocumentPdf(false); |
| test_util.fakeDataBind(model, scalingSection, 'settings'); |
| document.body.appendChild(scalingSection); |
| }); |
| |
| test(assert(TestNames.ShowCorrectDropdownOptions), function() { |
| // Fit to page unavailable -> No fit to page option. |
| const fitToPageOption = scalingSection.$$( |
| `[value="${scalingSection.ScalingValue.FIT_TO_PAGE}"]`); |
| const defaultOption = |
| scalingSection.$$(`[value="${scalingSection.ScalingValue.DEFAULT}"]`); |
| const customOption = |
| scalingSection.$$(`[value="${scalingSection.ScalingValue.CUSTOM}"]`); |
| assertTrue(fitToPageOption.hidden); |
| assertFalse(defaultOption.hidden); |
| assertFalse(customOption.hidden); |
| |
| // Fit to page available -> All 3 options. |
| setDocumentPdf(true); |
| assertFalse(fitToPageOption.hidden); |
| assertFalse(defaultOption.hidden); |
| assertFalse(customOption.hidden); |
| }); |
| |
| /** |
| * @param {string} expectedScaling The expected scaling value. |
| * @param {boolean} valid Whether the scaling setting is valid. |
| * @param {print_preview.ScalingType} scalingType Expected scaling type for |
| * modifiable content. |
| * @param {print_preview.ScalingType} scalingTypePdf Expected scaling type |
| * for PDFs. |
| * @param {string} scalingDisplayValue The value that should be displayed in |
| * the UI for scaling. |
| */ |
| function validateState( |
| expectedScaling, valid, scalingType, scalingTypePdf, |
| scalingDisplayValue) { |
| // Validate the settings were set as expected. |
| assertEquals(expectedScaling, scalingSection.getSettingValue('scaling')); |
| assertEquals(valid, scalingSection.getSetting('scaling').valid); |
| assertEquals(scalingType, scalingSection.getSetting('scalingType').value); |
| assertEquals( |
| scalingTypePdf, scalingSection.getSetting('scalingTypePdf').value); |
| |
| // Validate UI values that are set by JS. |
| const scalingInput = |
| scalingSection.$$('print-preview-number-settings-section').getInput(); |
| const expectedCollapseOpened = |
| (scalingSection.getSettingValue('scalingType') === |
| print_preview.ScalingType.CUSTOM) || |
| (scalingSection.getSettingValue('scalingTypePdf') === |
| print_preview.ScalingType.CUSTOM); |
| const collapse = scalingSection.$$('iron-collapse'); |
| assertEquals(!valid, scalingInput.invalid); |
| assertEquals(scalingDisplayValue, scalingInput.value); |
| assertEquals(expectedCollapseOpened, collapse.opened); |
| } |
| |
| /** |
| * @param {boolean} isPdf Whether the document is a PDF |
| */ |
| function setDocumentPdf(isPdf) { |
| model.set('settings.scalingType.available', !isPdf); |
| model.set('settings.scalingTypePdf.available', isPdf); |
| scalingSection.isPdf = isPdf; |
| } |
| |
| // Verifies that setting the scaling value using the dropdown and/or the |
| // custom input works correctly. |
| test(assert(TestNames.SetScaling), async () => { |
| // Default is 100 |
| const scalingInput = |
| scalingSection.$$('print-preview-number-settings-section') |
| .$.userValue.inputElement; |
| const scalingDropdown = scalingSection.$$('.md-select'); |
| |
| // Make fit to page available. |
| setDocumentPdf(true); |
| |
| // Default is 100 |
| validateState( |
| '100', true, print_preview.ScalingType.DEFAULT, |
| print_preview.ScalingType.DEFAULT, '100'); |
| assertFalse(scalingSection.getSetting('scaling').setFromUi); |
| assertFalse(scalingSection.getSetting('scalingType').setFromUi); |
| assertFalse(scalingSection.getSetting('scalingTypePdf').setFromUi); |
| |
| // Select custom |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.CUSTOM.toString()); |
| validateState( |
| '100', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '100'); |
| assertTrue(scalingSection.getSetting('scalingType').setFromUi); |
| assertTrue(scalingSection.getSetting('scalingTypePdf').setFromUi); |
| |
| await print_preview_test_utils.triggerInputEvent( |
| scalingInput, '105', scalingSection); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '105'); |
| assertTrue(scalingSection.getSetting('scaling').setFromUi); |
| |
| // Change to fit to page. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.FIT_TO_PAGE.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.FIT_TO_PAGE, '105'); |
| |
| // Go back to custom. Restores 105 value. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.CUSTOM.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '105'); |
| |
| // Set scaling to something invalid. Should change setting validity |
| // but not value. |
| await print_preview_test_utils.triggerInputEvent( |
| scalingInput, '5', scalingSection); |
| validateState( |
| '105', false, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '5'); |
| |
| // Select fit to page. Should clear the invalid value. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.FIT_TO_PAGE.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.FIT_TO_PAGE, '105'); |
| |
| // Custom scaling should set to last valid. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.CUSTOM.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '105'); |
| |
| // Set scaling to something invalid. Should change setting validity |
| // but not value. |
| await print_preview_test_utils.triggerInputEvent( |
| scalingInput, '500', scalingSection); |
| validateState( |
| '105', false, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '500'); |
| |
| // Pick default scaling. This should clear the error. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.DEFAULT.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.DEFAULT, |
| print_preview.ScalingType.DEFAULT, '105'); |
| |
| // Custom scaling should set to last valid. |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.CUSTOM.toString()); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '105'); |
| |
| // Enter a blank value in the scaling field. This should not |
| // change the stored value of scaling or fit to page, to avoid an |
| // unnecessary preview regeneration. |
| await print_preview_test_utils.triggerInputEvent( |
| scalingInput, '', scalingSection); |
| validateState( |
| '105', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, ''); |
| }); |
| |
| |
| // Verifies that the input is never disabled when the validity of the |
| // setting changes. |
| test(assert(TestNames.InputNotDisabledOnValidityChange), async () => { |
| const numberSection = |
| scalingSection.$$('print-preview-number-settings-section'); |
| const input = numberSection.getInput(); |
| |
| // In the real UI, the print preview app listens for this event from this |
| // section and others and sets disabled to true if any change from true to |
| // false is detected. Imitate this here. Since we are only interacting |
| // with the scaling input, at no point should the input be disabled, as it |
| // will lose focus. |
| model.addEventListener('setting-valid-changed', function(e) { |
| assertFalse(input.disabled); |
| }); |
| |
| await print_preview_test_utils.selectOption( |
| scalingSection, scalingSection.ScalingValue.CUSTOM); |
| await print_preview_test_utils.triggerInputEvent( |
| input, '90', scalingSection); |
| validateState( |
| '90', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '90'); |
| |
| // Set invalid input |
| await print_preview_test_utils.triggerInputEvent( |
| input, '9', scalingSection); |
| validateState( |
| '90', false, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '9'); |
| |
| // Restore valid input |
| await print_preview_test_utils.triggerInputEvent( |
| input, '90', scalingSection); |
| validateState( |
| '90', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '90'); |
| |
| // Invalid input again |
| await print_preview_test_utils.triggerInputEvent( |
| input, '9', scalingSection); |
| validateState( |
| '90', false, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '9'); |
| |
| // Clear input |
| await print_preview_test_utils.triggerInputEvent( |
| input, '', scalingSection); |
| validateState( |
| '90', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, ''); |
| |
| // Set valid input |
| await print_preview_test_utils.triggerInputEvent( |
| input, '50', scalingSection); |
| validateState( |
| '50', true, print_preview.ScalingType.CUSTOM, |
| print_preview.ScalingType.CUSTOM, '50'); |
| }); |
| }); |
| |
| return { |
| suiteName: suiteName, |
| TestNames: TestNames, |
| }; |
| }); |
