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Merge pull request #159 from redbearsam/feature/unit-test-interaction
Test UI interaction in tooltip component
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105 changes: 105 additions & 0 deletions
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packages/perspective-viewer-d3fc/test/js/unit/tooltip/tooltip.spec.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| /****************************************************************************** | ||
| * | ||
| * Copyright (c) 2017, the Perspective Authors. | ||
| * | ||
| * This file is part of the Perspective library, distributed under the terms of | ||
| * the Apache License 2.0. The full license can be found in the LICENSE file. | ||
| * | ||
| */ | ||
| import {select} from "d3"; | ||
| import {tooltip} from "../../../../src/js/tooltip/tooltip"; | ||
|
|
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| describe("tooltip with", () => { | ||
| let container = null; | ||
| let testElement = null; | ||
| let settings = null; | ||
| const data = [{mainValue: 101}]; | ||
|
|
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| const awaitTransition = selection => { | ||
| return new Promise(resolve => { | ||
| const transition = selection.transition(); | ||
| let n = transition.size(); | ||
| if (n === 0) { | ||
| resolve(); | ||
| } | ||
| transition.on("end", () => { | ||
| if (!--n) { | ||
| resolve(); | ||
| } | ||
| }); | ||
| }); | ||
| }; | ||
|
|
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| beforeEach(() => { | ||
| container = select("body") | ||
| .append("div") | ||
| .attr("id", "container") | ||
| .classed("chart", true); | ||
|
|
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| testElement = container | ||
| .selectAll("div.element") | ||
| .data(data) | ||
| .enter() | ||
| .append("div") | ||
| .classed("element", true) | ||
| .style("position", "absolute") | ||
| .style("top", "150px") | ||
| .style("left", "300px") | ||
| .style("width", "25px") | ||
| .style("height", "40px"); | ||
|
|
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| settings = { | ||
| crossValues: [], | ||
| splitValues: [], | ||
| mainValues: [{name: "main-1", type: "integer"}] | ||
| }; | ||
| }); | ||
| afterEach(() => { | ||
| container.remove(); | ||
| }); | ||
|
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| describe("on-hover should", () => { | ||
| let tooltipDiv; | ||
| beforeEach(async () => { | ||
| tooltip().settings(settings)(testElement); | ||
| tooltipDiv = container.select("div.tooltip"); | ||
| await awaitTransition(tooltipDiv); | ||
| }); | ||
|
|
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| test("not show a tooltip initially", () => { | ||
| expect(tooltipDiv.style("opacity")).toEqual("0"); | ||
| }); | ||
|
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| test("show a tooltip on mouse over", async () => { | ||
| testElement.node().dispatchEvent(new MouseEvent("mouseover")); | ||
| await awaitTransition(tooltipDiv); | ||
|
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| expect(tooltipDiv.style("opacity")).not.toEqual("0"); | ||
| }); | ||
| }); | ||
|
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| describe("always-show should", () => { | ||
| let tooltipDiv; | ||
| let tooltipComponent; | ||
| beforeEach(async () => { | ||
| tooltipComponent = tooltip() | ||
| .settings(settings) | ||
| .alwaysShow(true); | ||
|
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| tooltipComponent(testElement); | ||
| tooltipDiv = container.select("div.tooltip"); | ||
| await awaitTransition(tooltipDiv); | ||
| }); | ||
|
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| test("show a tooltip initially", () => { | ||
| expect(tooltipDiv.style("opacity")).not.toEqual("0"); | ||
| }); | ||
|
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| test("hide a tooltip if no element", async () => { | ||
| tooltipComponent(container.select("div.notexists")); | ||
| await awaitTransition(tooltipDiv); | ||
|
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| expect(tooltipDiv.style("opacity")).not.toEqual("0"); | ||
| }); | ||
| }); | ||
| }); |
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