@angular/material
Version:
Angular Material
238 lines • 22.9 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { __awaiter, __extends, __generator, __read } from "tslib";
import { ComponentHarness, HarnessPredicate } from '@angular/cdk/testing';
import { coerceBooleanProperty, coerceNumberProperty } from '@angular/cdk/coercion';
/** Harness for interacting with a standard mat-slider in tests. */
var MatSliderHarness = /** @class */ (function (_super) {
__extends(MatSliderHarness, _super);
function MatSliderHarness() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this._textLabel = _this.locatorFor('.mat-slider-thumb-label-text');
_this._wrapper = _this.locatorFor('.mat-slider-wrapper');
return _this;
}
/**
* Gets a `HarnessPredicate` that can be used to search for a `MatSliderHarness` that meets
* certain criteria.
* @param options Options for filtering which slider instances are considered a match.
* @return a `HarnessPredicate` configured with the given options.
*/
MatSliderHarness.with = function (options) {
if (options === void 0) { options = {}; }
return new HarnessPredicate(MatSliderHarness, options);
};
/** Gets the slider's id. */
MatSliderHarness.prototype.getId = function () {
return __awaiter(this, void 0, void 0, function () {
var id;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.host()];
case 1: return [4 /*yield*/, (_a.sent()).getAttribute('id')];
case 2:
id = _a.sent();
// In case no id has been specified, the "id" property always returns
// an empty string. To make this method more explicit, we return null.
return [2 /*return*/, id !== '' ? id : null];
}
});
});
};
/**
* Gets the current display value of the slider. Returns a null promise if the thumb label is
* disabled.
*/
MatSliderHarness.prototype.getDisplayValue = function () {
return __awaiter(this, void 0, void 0, function () {
var _a, host, textLabel;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([this.host(), this._textLabel()])];
case 1:
_a = __read.apply(void 0, [_b.sent(), 2]), host = _a[0], textLabel = _a[1];
return [4 /*yield*/, host.hasClass('mat-slider-thumb-label-showing')];
case 2:
if (_b.sent()) {
return [2 /*return*/, textLabel.text()];
}
return [2 /*return*/, null];
}
});
});
};
/** Gets the current percentage value of the slider. */
MatSliderHarness.prototype.getPercentage = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = this._calculatePercentage;
return [4 /*yield*/, this.getValue()];
case 1: return [2 /*return*/, _a.apply(this, [_b.sent()])];
}
});
});
};
/** Gets the current value of the slider. */
MatSliderHarness.prototype.getValue = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = coerceNumberProperty;
return [4 /*yield*/, this.host()];
case 1: return [4 /*yield*/, (_b.sent()).getAttribute('aria-valuenow')];
case 2: return [2 /*return*/, _a.apply(void 0, [_b.sent()])];
}
});
});
};
/** Gets the maximum value of the slider. */
MatSliderHarness.prototype.getMaxValue = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = coerceNumberProperty;
return [4 /*yield*/, this.host()];
case 1: return [4 /*yield*/, (_b.sent()).getAttribute('aria-valuemax')];
case 2: return [2 /*return*/, _a.apply(void 0, [_b.sent()])];
}
});
});
};
/** Gets the minimum value of the slider. */
MatSliderHarness.prototype.getMinValue = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = coerceNumberProperty;
return [4 /*yield*/, this.host()];
case 1: return [4 /*yield*/, (_b.sent()).getAttribute('aria-valuemin')];
case 2: return [2 /*return*/, _a.apply(void 0, [_b.sent()])];
}
});
});
};
/** Whether the slider is disabled. */
MatSliderHarness.prototype.isDisabled = function () {
return __awaiter(this, void 0, void 0, function () {
var disabled, _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, this.host()];
case 1:
disabled = (_b.sent()).getAttribute('aria-disabled');
_a = coerceBooleanProperty;
return [4 /*yield*/, disabled];
case 2: return [2 /*return*/, _a.apply(void 0, [_b.sent()])];
}
});
});
};
/** Gets the orientation of the slider. */
MatSliderHarness.prototype.getOrientation = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.host()];
case 1:
// "aria-orientation" will always be set to either "horizontal" or "vertical".
return [2 /*return*/, (_a.sent()).getAttribute('aria-orientation')];
}
});
});
};
/**
* Sets the value of the slider by clicking on the slider track.
*
* Note that in rare cases the value cannot be set to the exact specified value. This
* can happen if not every value of the slider maps to a single pixel that could be
* clicked using mouse interaction. In such cases consider using the keyboard to
* select the given value or expand the slider's size for a better user experience.
*/
MatSliderHarness.prototype.setValue = function (value) {
return __awaiter(this, void 0, void 0, function () {
var _a, sliderEl, wrapperEl, orientation, percentage, _b, height, width, isVertical, relativeX, relativeY;
return __generator(this, function (_c) {
switch (_c.label) {
case 0: return [4 /*yield*/, Promise.all([this.host(), this._wrapper(), this.getOrientation()])];
case 1:
_a = __read.apply(void 0, [_c.sent(), 3]), sliderEl = _a[0], wrapperEl = _a[1], orientation = _a[2];
return [4 /*yield*/, this._calculatePercentage(value)];
case 2:
percentage = _c.sent();
return [4 /*yield*/, wrapperEl.getDimensions()];
case 3:
_b = _c.sent(), height = _b.height, width = _b.width;
isVertical = orientation === 'vertical';
return [4 /*yield*/, sliderEl.hasClass('mat-slider-invert-mouse-coords')];
case 4:
// In case the slider is inverted in LTR mode or not inverted in RTL mode,
// we need to invert the percentage so that the proper value is set.
if (_c.sent()) {
percentage = 1 - percentage;
}
relativeX = isVertical ? 0 : Math.round(width * percentage);
relativeY = isVertical ? Math.round(height * percentage) : 0;
return [4 /*yield*/, wrapperEl.click(relativeX, relativeY)];
case 5:
_c.sent();
return [2 /*return*/];
}
});
});
};
/** Focuses the slider. */
MatSliderHarness.prototype.focus = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.host()];
case 1: return [2 /*return*/, (_a.sent()).focus()];
}
});
});
};
/** Blurs the slider. */
MatSliderHarness.prototype.blur = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.host()];
case 1: return [2 /*return*/, (_a.sent()).blur()];
}
});
});
};
/** Calculates the percentage of the given value. */
MatSliderHarness.prototype._calculatePercentage = function (value) {
return __awaiter(this, void 0, void 0, function () {
var _a, min, max;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([this.getMinValue(), this.getMaxValue()])];
case 1:
_a = __read.apply(void 0, [_b.sent(), 2]), min = _a[0], max = _a[1];
return [2 /*return*/, (value - min) / (max - min)];
}
});
});
};
/** The selector for the host element of a `MatSlider` instance. */
MatSliderHarness.hostSelector = 'mat-slider';
return MatSliderHarness;
}(ComponentHarness));
export { MatSliderHarness };
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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {ComponentHarness, HarnessPredicate} from '@angular/cdk/testing';\nimport {coerceBooleanProperty, coerceNumberProperty} from '@angular/cdk/coercion';\nimport {SliderHarnessFilters} from './slider-harness-filters';\n\n/** Harness for interacting with a standard mat-slider in tests. */\nexport class MatSliderHarness extends ComponentHarness {\n  /** The selector for the host element of a `MatSlider` instance. */\n  static hostSelector = 'mat-slider';\n\n  /**\n   * Gets a `HarnessPredicate` that can be used to search for a `MatSliderHarness` that meets\n   * certain criteria.\n   * @param options Options for filtering which slider instances are considered a match.\n   * @return a `HarnessPredicate` configured with the given options.\n   */\n  static with(options: SliderHarnessFilters = {}): HarnessPredicate<MatSliderHarness> {\n    return new HarnessPredicate(MatSliderHarness, options);\n  }\n\n  private _textLabel = this.locatorFor('.mat-slider-thumb-label-text');\n  private _wrapper = this.locatorFor('.mat-slider-wrapper');\n\n  /** Gets the slider's id. */\n  async getId(): Promise<string|null> {\n    const id = await (await this.host()).getAttribute('id');\n    // In case no id has been specified, the \"id\" property always returns\n    // an empty string. To make this method more explicit, we return null.\n    return id !== '' ? id : null;\n  }\n\n  /**\n   * Gets the current display value of the slider. Returns a null promise if the thumb label is\n   * disabled.\n   */\n  async getDisplayValue(): Promise<string|null> {\n    const [host, textLabel] = await Promise.all([this.host(), this._textLabel()]);\n    if (await host.hasClass('mat-slider-thumb-label-showing')) {\n      return textLabel.text();\n    }\n    return null;\n  }\n\n  /** Gets the current percentage value of the slider. */\n  async getPercentage(): Promise<number> {\n    return this._calculatePercentage(await this.getValue());\n  }\n\n  /** Gets the current value of the slider. */\n  async getValue(): Promise<number> {\n    return coerceNumberProperty(await (await this.host()).getAttribute('aria-valuenow'));\n  }\n\n  /** Gets the maximum value of the slider. */\n  async getMaxValue(): Promise<number> {\n    return coerceNumberProperty(await (await this.host()).getAttribute('aria-valuemax'));\n  }\n\n  /** Gets the minimum value of the slider. */\n  async getMinValue(): Promise<number> {\n    return coerceNumberProperty(await (await this.host()).getAttribute('aria-valuemin'));\n  }\n\n  /** Whether the slider is disabled. */\n  async isDisabled(): Promise<boolean> {\n    const disabled = (await this.host()).getAttribute('aria-disabled');\n    return coerceBooleanProperty(await disabled);\n  }\n\n  /** Gets the orientation of the slider. */\n  async getOrientation(): Promise<'horizontal'|'vertical'> {\n    // \"aria-orientation\" will always be set to either \"horizontal\" or \"vertical\".\n    return (await this.host()).getAttribute('aria-orientation') as any;\n  }\n\n  /**\n   * Sets the value of the slider by clicking on the slider track.\n   *\n   * Note that in rare cases the value cannot be set to the exact specified value. This\n   * can happen if not every value of the slider maps to a single pixel that could be\n   * clicked using mouse interaction. In such cases consider using the keyboard to\n   * select the given value or expand the slider's size for a better user experience.\n   */\n  async setValue(value: number): Promise<void> {\n    const [sliderEl, wrapperEl, orientation] =\n        await Promise.all([this.host(), this._wrapper(), this.getOrientation()]);\n    let percentage = await this._calculatePercentage(value);\n    const {height, width} = await wrapperEl.getDimensions();\n    const isVertical = orientation === 'vertical';\n\n    // In case the slider is inverted in LTR mode or not inverted in RTL mode,\n    // we need to invert the percentage so that the proper value is set.\n    if (await sliderEl.hasClass('mat-slider-invert-mouse-coords')) {\n      percentage = 1 - percentage;\n    }\n\n    // We need to round the new coordinates because creating fake DOM\n    // events will cause the coordinates to be rounded down.\n    const relativeX = isVertical ? 0 : Math.round(width * percentage);\n    const relativeY = isVertical ? Math.round(height * percentage) : 0;\n\n    await wrapperEl.click(relativeX, relativeY);\n  }\n\n  /** Focuses the slider. */\n  async focus(): Promise<void> {\n    return (await this.host()).focus();\n  }\n\n  /** Blurs the slider. */\n  async blur(): Promise<void> {\n    return (await this.host()).blur();\n  }\n\n  /** Calculates the percentage of the given value. */\n  private async _calculatePercentage(value: number) {\n    const [min, max] = await Promise.all([this.getMinValue(), this.getMaxValue()]);\n    return (value - min) / (max - min);\n  }\n}\n"]}