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| 1 | +import { expect, elementUpdated } from "@open-wc/testing/index-no-side-effects"; |
| 2 | +import { spy } from "sinon"; |
| 3 | +import { createFixture } from "../../../test/utils/create-fixture"; |
| 4 | +import PfeButton from "../dist/pfe-button.js"; |
| 5 | + |
| 6 | +const element = ` |
| 7 | + <pfe-button> |
| 8 | + <button>Button</button> |
| 9 | + </pfe-button> |
| 10 | +`; |
| 11 | + |
| 12 | +const badElement = ` |
| 13 | + <pfe-button> |
| 14 | + <div>Bad button</div> |
| 15 | + </pfe-button> |
| 16 | +`; |
| 17 | + |
| 18 | +const attributeElement = ` |
| 19 | + <pfe-button> |
| 20 | + <button id="myBtn" disabled type="reset">Button</button> |
| 21 | + </pfe-button> |
| 22 | +`; |
| 23 | + |
| 24 | +const denyAttributeElement = ` |
| 25 | + <pfe-button> |
| 26 | + <button style="background: red;">Button</button> |
| 27 | + </pfe-button> |
| 28 | +`; |
| 29 | + |
| 30 | +const largeSizeElement = ` |
| 31 | + <pfe-button size="large"> |
| 32 | + <button>Button</button> |
| 33 | + </pfe-button> |
| 34 | +`; |
| 35 | + |
| 36 | +describe("<pfe-button>", () => { |
| 37 | + it("should upgrade", async () => { |
| 38 | + const el = await createFixture(element); |
| 39 | + expect(el).to.be.an.instanceOf(customElements.get(PfeButton.tag), "pfe-card should be an instance of PfeButton"); |
| 40 | + }); |
| 41 | + |
| 42 | + it("should log a console warning if the light dom inside pfe-button is not a button", async () => { |
| 43 | + const spyConsole = spy(console, 'warn'); |
| 44 | + const el = await createFixture(badElement); |
| 45 | + |
| 46 | + expect(el).to.exist; |
| 47 | + expect(spyConsole.calledWith("[pfe-button]", "The only child in the light DOM must be a button tag")).to.be.true; |
| 48 | + spyConsole.restore(); |
| 49 | + }); |
| 50 | + |
| 51 | + it("should copy any attributes from the light dom button to the shadow dom button", async () => { |
| 52 | + const el = await createFixture(attributeElement); |
| 53 | + const shadowBtn = el.shadowRoot.querySelector("button"); |
| 54 | + |
| 55 | + await elementUpdated(el); |
| 56 | + |
| 57 | + expect(shadowBtn.hasAttribute("disabled")).to.be.true; |
| 58 | + expect(shadowBtn.getAttribute("type")).to.equal("reset"); |
| 59 | + expect(shadowBtn.id).to.equal("myBtn"); |
| 60 | + }); |
| 61 | + |
| 62 | + /** |
| 63 | + * @todo denyAttributeElement throws errors in React. We should an option to skip running |
| 64 | + * tests in certain environments. |
| 65 | + */ |
| 66 | + // it("should not accept any deny list attributes from the light dom button", async () => { |
| 67 | + // const el = await createFixture(denyAttributeElement); |
| 68 | + // const shadowBtn = el.shadowRoot.querySelector("button"); |
| 69 | + // expect(shadowBtn.hasAttribute("style")).to.be.false; |
| 70 | + // }); |
| 71 | + |
| 72 | + it("should add a disabled attribute to the light DOM button if pfe-button has a disabled attribute", async () => { |
| 73 | + const el = await createFixture(element); |
| 74 | + let lightDomBtn = el.querySelector("button"); |
| 75 | + el.setAttribute("disabled", ""); |
| 76 | + |
| 77 | + await elementUpdated(el); |
| 78 | + expect(lightDomBtn.hasAttribute("disabled")).to.be.true; |
| 79 | + |
| 80 | + el.removeAttribute("disabled"); |
| 81 | + |
| 82 | + await elementUpdated(el); |
| 83 | + expect(lightDomBtn.hasAttribute("disabled")).to.be.false; |
| 84 | + }); |
| 85 | + |
| 86 | + it("should update the shadow dom button text if the light dom button text changes", async () => { |
| 87 | + const el = await createFixture(element); |
| 88 | + const lightDomBtn = el.querySelector("button"); |
| 89 | + const newText = "New Text"; |
| 90 | + let shadowBtn = el.shadowRoot.querySelector("button"); |
| 91 | + |
| 92 | + expect(lightDomBtn.textContent).to.equal(shadowBtn.textContent); |
| 93 | + |
| 94 | + lightDomBtn.textContent = newText; |
| 95 | + |
| 96 | + await elementUpdated(el); |
| 97 | + shadowBtn = el.shadowRoot.querySelector("button"); |
| 98 | + expect(shadowBtn.textContent).to.equal(newText); |
| 99 | + }); |
| 100 | + |
| 101 | + it("should send a pfe-button:click event on click", async () => { |
| 102 | + const el = await createFixture(element); |
| 103 | + const handlerSpy = spy(); |
| 104 | + |
| 105 | + document.addEventListener('pfe-button:click', handlerSpy); |
| 106 | + el.click(); |
| 107 | + |
| 108 | + expect(handlerSpy.calledOnce).to.be.true; |
| 109 | + document.removeEventListener("pfe-button:click", handlerSpy); |
| 110 | + }); |
| 111 | + |
| 112 | + describe("with size=large attribute", () => { |
| 113 | + it("should have large size styles", async () => { |
| 114 | + const el = await createFixture(largeSizeElement); |
| 115 | + const shadowBtn = el.shadowRoot.querySelector("button"); |
| 116 | + expect(getComputedStyle(shadowBtn).getPropertyValue('padding')).to.equal('12px 24px'); |
| 117 | + expect(getComputedStyle(shadowBtn).getPropertyValue('font-weight')).to.equal('600'); |
| 118 | + }); |
| 119 | + }); |
| 120 | +}); |
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