chore(ui5-illustrated-message): migrate wdio tests to cypress (#11788)

Convert illustrated message wdio tests to Cypress component tests while maintaining test coverage and functionality parity with original specs.

JIRA: BGSOFUIPIRIN-6816

Author: NakataCode

packages/fiori/cypress/specs/IllustratedMessage.cy.tsx

@@ -1,6 +1,7 @@
 import IllustratedMessage from "../../src/IllustratedMessage.js";
 import Label from "@ui5/webcomponents/dist/Label.js";
 import "@ui5/webcomponents-fiori/dist/illustrations/AllIllustrations.js"
+import Panel from "@ui5/webcomponents/dist/Panel.js";
 
 describe("Accessibility", () => {
 	it("should add aria-hidden and role=presetation to the SVG when decorative is true", () => {
@@ -96,4 +97,169 @@ describe('SVG CSP Compliance', () => {
       cy.log(`✅ Validated ${results.length} SVG files - all CSP compliant`);
     })
   })
-})
+})
+
+describe("IllustratedMessage 'design' property", () => {
+	it("should show up properly, when in panel and it expand/collapse", () => {
+		cy.mount(
+			<Panel noAnimation>
+				<IllustratedMessage name="AddColumn" />
+			</Panel>
+		);
+
+		cy.get("[ui5-panel]")
+			.invoke("prop", "collapsed", true);
+
+		cy.get("[ui5-illustrated-message]")
+			.should("have.prop", "media", "base");
+
+		cy.get("[ui5-panel]")
+			.invoke("prop", "collapsed", false);
+
+		cy.get("[ui5-illustrated-message]")
+			.should("have.prop", "media")
+			.and("not.equal", "base");
+	});
+});
+
+describe("Vertical responsiveness", () => {
+	it("content with auto design shrinks to fit the parent container", () => {
+		const expectedMedia = "dialog";
+
+		cy.mount(
+			<div style={{ height: "300px" }}>
+				<IllustratedMessage />
+			</div>
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-root")
+			.should(($contents) => {
+				const scrollHeight = $contents[0].scrollHeight;
+				const offsetHeight = $contents[0].offsetHeight;
+
+				expect(scrollHeight).to.be.lessThan(300);
+				expect(scrollHeight).to.equal(offsetHeight);
+			});
+
+		cy.get("[ui5-illustrated-message]")
+			.should("have.prop", "media", expectedMedia);
+	});
+
+	it("content with auto design expands to fit the parent container", () => {
+		const expectedMedia = "scene";
+
+		cy.mount(
+			<div style={{ height: "500px" }}>
+				<IllustratedMessage />
+			</div>
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-root")
+			.should(($contents) => {
+				const scrollHeight = $contents[0].scrollHeight;
+				const offsetHeight = $contents[0].offsetHeight;
+				expect(scrollHeight).to.be.lessThan(500);
+				expect(scrollHeight).to.equal(offsetHeight);
+			});
+	
+		cy.get("[ui5-illustrated-message]")
+			.should("have.prop", "media", expectedMedia);
+	});
+
+	it("content with fixed design fits the parent container", () => {
+		cy.mount(
+			<div>
+				<IllustratedMessage design="Dialog" />
+			</div>
+		);
+
+		cy.get("div")
+			.invoke("css", "height", "250px");
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-root")
+			.should(($contents) => {
+				const scrollHeight = $contents[0].scrollHeight;
+				const offsetHeight = $contents[0].offsetHeight;
+				expect(scrollHeight).to.be.lessThan(250);
+				expect(scrollHeight).to.equal(offsetHeight);
+			});
+	});
+
+	it("shows image with unconstrained height when container has auto height", () => {
+		cy.mount(
+			<div style={{ width: "400px" }}>
+				<IllustratedMessage />
+			</div>
+		);
+
+		cy.get("div")
+			.invoke("css", "height", "auto");
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-illustration svg")
+			.should("have.css", "height", "160px");
+	});
+
+	it("Illustration visible, when container fit content height", () => {
+		cy.mount(
+			<div style={{ height: "440px" }}>
+				<IllustratedMessage design="Scene" />
+			</div>
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-illustration svg")
+			.should(($illustration) => {
+				const scrollHeight = $illustration[0].scrollHeight;
+				expect(scrollHeight).to.not.equal(0);
+			});
+	});
+
+	it("Illustration visible, when IM slotted and container has fixed height", () => {
+		cy.mount(
+			<Panel style={{ height: "19rem" }} noAnimation>
+				<IllustratedMessage name="AddColumn" />
+			</Panel>
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-illustration svg")
+			.should(($illustration) => {
+				const scrollHeight = $illustration[0].scrollHeight;
+				expect(scrollHeight).to.not.equal(0);
+			});
+	});
+});
+
+describe("Dot design resource handling", () => {
+	it("uses substitute Spot illustration", () => {
+		cy.mount(
+			<IllustratedMessage name="TntUnableToLoad" design="Dot" />
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-illustration svg")
+			.should("have.id", "tnt-Spot-UnableToLoad");
+	});
+
+	it("uses original Dot illustration", () => {
+		cy.mount(
+			<IllustratedMessage name="AddPeople" design="Dot" />
+		);
+
+		cy.get("[ui5-illustrated-message]")
+			.shadow()
+			.find(".ui5-illustrated-message-illustration svg")
+			.should("have.id", "sapIllus-Dot-AddPeople");
+	});
+});