feat(builders): add tests

Author: Jiralite

packages/builders/__tests__/components/button.test.ts

@@ -50,6 +50,12 @@ describe('Button Components', () => {
 				button.toJSON();
 			}).not.toThrowError();
 
+			expect(() => {
+				// @ts-expect-error: discord-api-types.
+				const button = buttonComponent().setSKUId('123456789012345678').setStyle(ButtonStyle.Premium);
+				button.toJSON();
+			}).not.toThrowError();
+
 			expect(() => buttonComponent().setURL('https://google.com')).not.toThrowError();
 		});
 
@@ -101,6 +107,47 @@ describe('Button Components', () => {
 				button.toJSON();
 			}).toThrowError();
 
+			expect(() => {
+				const button = buttonComponent().setStyle(ButtonStyle.Primary).setSKUId('123456789012345678');
+				button.toJSON();
+			}).toThrowError();
+
+			expect(() => {
+				const button = buttonComponent()
+					.setStyle(ButtonStyle.Secondary)
+					.setLabel('button')
+					.setSKUId('123456789012345678');
+
+				button.toJSON();
+			}).toThrowError();
+
+			expect(() => {
+				const button = buttonComponent()
+					.setStyle(ButtonStyle.Success)
+					.setEmoji({ name: '😇' })
+					.setSKUId('123456789012345678');
+
+				button.toJSON();
+			}).toThrowError();
+
+			expect(() => {
+				const button = buttonComponent()
+					.setStyle(ButtonStyle.Danger)
+					.setCustomId('test')
+					.setSKUId('123456789012345678');
+
+				button.toJSON();
+			}).toThrowError();
+
+			expect(() => {
+				const button = buttonComponent()
+					.setStyle(ButtonStyle.Link)
+					.setURL('https://google.com')
+					.setSKUId('123456789012345678');
+
+				button.toJSON();
+			}).toThrowError();
+
 			// @ts-expect-error: Invalid style
 			expect(() => buttonComponent().setStyle(24)).toThrowError();
 			expect(() => buttonComponent().setLabel(longStr)).toThrowError();

packages/builders/src/components/Assertions.ts

@@ -81,21 +81,37 @@ export function validateRequiredButtonParameters(
 	label?: string,
 	emoji?: APIMessageComponentEmoji,
 	customId?: string,
+	skuId?: string,
 	url?: string,
 ) {
-	if (url && customId) {
-		throw new RangeError('URL and custom id are mutually exclusive');
-	}
+	// @ts-expect-error discord-api-types.
+	if (style === ButtonStyle.Premium) {
+		if (!skuId) {
+			throw new RangeError('Premium buttons must have an SKU id.');
+		}
 
-	if (!label && !emoji) {
-		throw new RangeError('Buttons must have a label and/or an emoji');
-	}
+		if (customId || label || url || emoji) {
+			throw new RangeError('Premium buttons cannot have a custom id, label, URL, or emoji.');
+		}
+	} else {
+		if (skuId) {
+			throw new RangeError('Non-premium buttons must not have an SKU id.');
+		}
+
+		if (url && customId) {
+			throw new RangeError('URL and custom id are mutually exclusive.');
+		}
+
+		if (!label && !emoji) {
+			throw new RangeError('Non-premium buttons must have a label and/or an emoji.');
+		}
 
-	if (style === ButtonStyle.Link) {
-		if (!url) {
-			throw new RangeError('Link buttons must have a url');
+		if (style === ButtonStyle.Link) {
+			if (!url) {
+				throw new RangeError('Link buttons must have a URL.');
+			}
+		} else if (url) {
+			throw new RangeError('Non-premium and non-link buttons cannot have a URL.');
 		}
-	} else if (url) {
-		throw new RangeError('Non-link buttons cannot have a url');
 	}
 }

packages/builders/src/components/button/Button.ts

@@ -140,6 +140,8 @@ export class ButtonBuilder extends ComponentBuilder<APIButtonComponent> {
 			this.data.label,
 			this.data.emoji,
 			(this.data as APIButtonComponentWithCustomId).custom_id,
+			// @ts-expect-error discord-api-types.
+			(this.data as APIButtonComponentWithSKUId).sku_id,
 			(this.data as APIButtonComponentWithURL).url,
 		);