chore: Test treeshaking on built output, instead of source code (#2248)

Author: iwoplaza

apps/treeshake-test/generateTests.ts

@@ -45,8 +45,8 @@ async function generateTestFiles() {
 
   for (const { export: exportName, from, log } of imports) {
     const testContent = `
-import { ${exportName} } from '${from}';
-console.log(typeof ${log});
+import { ${exportName} } from '${from}/$built$';
+console.log(${log});
     `;
 
     const fileName = `${log}_from_${from.replaceAll('/', '')}.ts`;

apps/treeshake-test/package.json

@@ -6,7 +6,7 @@
   "type": "module",
   "scripts": {
     "generate-tests": "tsx generateTests.ts",
-    "test": "node runTests.ts"
+    "test": "pnpm run --filter typegpu build && node runTests.ts"
   },
   "dependencies": {
     "typegpu": "workspace:*",

apps/treeshake-test/tests/dataImportEverything.ts

@@ -1,3 +1,3 @@
-import * as d from 'typegpu/data';
+import * as d from 'typegpu/data/$built$';
 
 console.log(d);

apps/treeshake-test/tests/dataImportOneDirect.ts

@@ -1,3 +1,3 @@
-import { sizeOf } from 'typegpu/data';
+import { sizeOf } from 'typegpu/data/$built$';
 
 console.log(sizeOf);

apps/treeshake-test/tests/dataImportOneStar.ts

@@ -1,3 +1,3 @@
-import * as d from 'typegpu/data';
+import * as d from 'typegpu/data/$built$';
 
 console.log(d.sizeOf);

apps/treeshake-test/tests/importEntireLibrary.ts

@@ -1,5 +1,5 @@
-import tgpu from 'typegpu';
-import * as d from 'typegpu/data';
-import * as std from 'typegpu/std';
+import tgpu from 'typegpu/$built$';
+import * as d from 'typegpu/data/$built$';
+import * as std from 'typegpu/std/$built$';
 
 console.log(tgpu, d, std);

apps/treeshake-test/tests/importEntireLibraryUnused.ts

@@ -1,3 +1,3 @@
-import tgpu from 'typegpu';
-import * as d from 'typegpu/data';
-import * as std from 'typegpu/std';
+import tgpu from 'typegpu/$built$';
+import * as d from 'typegpu/data/$built$';
+import * as std from 'typegpu/std/$built$';

apps/treeshake-test/tests/stdImportEverything.ts

@@ -1,3 +1,3 @@
-import * as std from 'typegpu/std';
+import * as std from 'typegpu/std/$built$';
 
 console.log(std);

apps/treeshake-test/tests/stdImportOneDirect.ts

@@ -1,3 +1,3 @@
-import { add } from 'typegpu/std';
+import { add } from 'typegpu/std/$built$';
 
 console.log(add(1, 2));

apps/treeshake-test/tests/stdImportOneStar.ts

@@ -1,3 +1,3 @@
-import * as std from 'typegpu/std';
+import * as std from 'typegpu/std/$built$';
 
 console.log(std.add(1, 2));