update chunk to files mapping when deleting assets

lib/Compilation.js

@@ -2995,6 +2995,12 @@ This prevents using hashes of each other and should be avoided.`
 				}
 			}
 		}
+		// TODO If this becomes a performance problem
+		// store a reverse mapping from asset to chunk
+		for (const chunk of this.chunks) {
+			chunk.files.delete(file);
+			chunk.auxiliaryFiles.delete(file);
+		}
 	}
 
 	getAssets() {

test/configCases/assets/delete-asset/chunk2.js

@@ -0,0 +1,3 @@
+/**! Chunk */
+
+console.log("Fail");

test/configCases/assets/delete-asset/index.js

@@ -6,4 +6,9 @@ it("should fail loading a deleted asset", async () => {
 			code: "ENOENT"
 		})
 	);
+	await expect(import("./chunk2.js")).rejects.toEqual(
+		expect.objectContaining({
+			code: "ENOENT"
+		})
+	);
 });

test/configCases/assets/delete-asset/webpack.config.js

@@ -1,4 +1,4 @@
-const { Compilation } = require("../../../../");
+const { Compilation, BannerPlugin } = require("../../../../");
 const TerserPlugin = require("terser-webpack-plugin");
 
 /** @type {import("../../../../").Configuration} */
@@ -16,8 +16,20 @@ module.exports = {
 	},
 	devtool: "source-map",
 	plugins: [
+		new BannerPlugin({
+			banner: "Test"
+		}),
 		compiler => {
 			compiler.hooks.compilation.tap("Test", compilation => {
+				compilation.hooks.processAssets.tap(
+					{
+						name: "Test",
+						stage: Compilation.PROCESS_ASSETS_STAGE_ADDITIONAL
+					},
+					() => {
+						compilation.deleteAsset("chunk2_js.bundle0.js");
+					}
+				);
 				compilation.hooks.processAssets.tap(
 					{
 						name: "Test",
@@ -51,6 +63,12 @@ module.exports = {
 						expect(compilation.getAsset("chunk_js.bundle0.js.map")).toBe(
 							undefined
 						);
+						expect(compilation.getAsset("chunk2_js.bundle0.js")).toBe(
+							undefined
+						);
+						expect(compilation.getAsset("chunk2_js.bundle0.js.map")).toBe(
+							undefined
+						);
 						expect(compilation.getAsset("LICENSES.txt")).not.toBe(undefined);
 					}
 				);