refactor: update module declarations and test cases to support base64 imports

Author: mayank1513

lib/__tests__/declarations.d.ts

@@ -1,2 +1,7 @@
+declare module "*?file";
+declare module "*?base64";
+declare module "*?binary";
+declare module "*?buffer";
+declare module "*?text";
 declare module "*?raw";
 declare module "*.md";

lib/__tests__/index.test.ts

@@ -27,10 +27,10 @@ describe("Raw plugin", () => {
 
   test("test raw import with auto ext", async ({ expect }) => {
     await esbuild.build({ ...buildOptions, entryPoints: [path.resolve(__dirname, "test1.ts")] });
-    const fileContent = fs.readFileSync(path.resolve(__dirname, "../src/index.ts"), "utf-8");
+    const fileContent = fs.readFileSync(path.resolve(__dirname, "../src/index.ts"));
     // @ts-ignore
     const generatedCodeContent = (await import("./dist/test1.js")).getText();
-    expect(fileContent).toBe(generatedCodeContent);
+    expect(generatedCodeContent).toBe(fileContent.toString("base64"));
   });
 
   test("throws error if no file is found", async ({ expect }) => {

lib/__tests__/test1.ts

@@ -1,5 +1,5 @@
 // test auto complete
 
-import text from "../src?raw";
+import text from "../src?base64";
 
 export const getText = () => text;