diff --git a/compiler/forget/packages/sprout/src/runner-evaluator.ts b/compiler/forget/packages/sprout/src/runner-evaluator.ts
index 4dd01434d7..d435eb36d5 100644
--- a/compiler/forget/packages/sprout/src/runner-evaluator.ts
+++ b/compiler/forget/packages/sprout/src/runner-evaluator.ts
@@ -29,10 +29,22 @@ const PLACEHOLDER_VALUE = Symbol();
   const seen = new Map();
 
   return JSON.stringify(result, (_key, val) => {
-    if (typeof val === "object") {
+    if (typeof val === "function") {
+      return `[[ function params=${val.length} ]]`;
+    } else if (typeof val === "object") {
       let id = seen.get(val);
       if (id != null) {
         return `[[ cyclic ref *${id} ]]`;
+      } else if (val instanceof Map) {
+        return {
+          kind: "Map",
+          value: Array.from(val.entries()), // or with spread: value: [...value]
+        };
+      } else if (val instanceof Set) {
+        return {
+          kind: "Set",
+          value: Array.from(val.values()), // or with spread: value: [...value]
+        };
       }
       seen.set(val, seen.size);
     }
@@ -56,7 +68,7 @@ export function doEval(source: string): EvaluatorResult {
     let exports = {
       FIXTURE_ENTRYPOINT: {
         fn: globalThis.placeholderFn,
-        args: [],
+        params: [],
         isComponent: false,
       },
     };
@@ -64,14 +76,18 @@ export function doEval(source: string): EvaluatorResult {
     try {
       ${source}
       reachedInvoke = true;
-
-      if (exports.FIXTURE_ENTRYPOINT.isComponent) {
+      if (exports.FIXTURE_ENTRYPOINT == null || exports.FIXTURE_ENTRYPOINT.fn === globalThis.placeholderFn) {
+        return {
+          kind: "UnexpectedError",
+          value: 'FIXTURE_ENTRYPOINT not exported!',
+        };
+      } else if (exports.FIXTURE_ENTRYPOINT.isComponent) {
         // try to run fixture as a react component
         const result = render(
           React.createElement(
             exports.FIXTURE_ENTRYPOINT.fn,
             exports.FIXTURE_ENTRYPOINT.params)
-        ).asFragment().textContent;
+        ).container.innerHTML;
 
         return {
           kind: "ok",
@@ -83,7 +99,7 @@ export function doEval(source: string): EvaluatorResult {
             WrapperTestComponent,
             exports.FIXTURE_ENTRYPOINT
           )
-        ).asFragment().textContent;
+        ).container.innerHTML;
 
         return {
           kind: "ok",
@@ -96,11 +112,6 @@ export function doEval(source: string): EvaluatorResult {
           kind: "UnexpectedError",
           value: e.toString(),
         };
-      } else if (e === PLACEHOLDER_VALUE) {
-        return {
-          kind: "UnexpectedError",
-          value: 'FIXTURE_ENTRYPOINT not defined!',
-        };
       } else {
         return {
           kind: "exception",
diff --git a/compiler/forget/packages/sprout/src/runner.ts b/compiler/forget/packages/sprout/src/runner.ts
index e36c3d3530..f456c2a840 100644
--- a/compiler/forget/packages/sprout/src/runner.ts
+++ b/compiler/forget/packages/sprout/src/runner.ts
@@ -37,6 +37,7 @@ process.on("SIGTERM", function () {
 type RunnerOptions = {
   filter: boolean;
   sync: boolean;
+  verbose: boolean;
 };
 
 const opts: RunnerOptions = yargs
@@ -52,6 +53,9 @@ const opts: RunnerOptions = yargs
     `Evaluate fixtures in filter mode ("${FILTER_FILENAME}")\n`
   )
   .default("filter", false)
+  .boolean("verbose")
+  .describe("verbose", "Print results of passing fixtures.")
+  .default("verbose", false)
   .help("help")
   .strict()
   .parseSync(hideBin(process.argv));
@@ -64,7 +68,8 @@ function logsEqual(a: Array<string>, b: Array<string>) {
 }
 
 function reportResults(
-  results: Array<[string, RunnerWorker.TestResult]>
+  results: Array<[string, RunnerWorker.TestResult]>,
+  verbose: boolean
 ): boolean {
   const failures: Array<[string, RunnerWorker.TestResult]> = [];
 
@@ -92,6 +97,15 @@ function reportResults(
       console.log(
         chalk.green.inverse.bold(" PASS ") + " " + chalk.dim(fixtureName)
       );
+      if (verbose) {
+        console.log(
+          ` ${forgetResult.kind} ${forgetResult.value} ${
+            forgetResult.logs.length > 0
+              ? JSON.stringify(forgetResult.logs, undefined, 2)
+              : ""
+          }`
+        );
+      }
     }
   }
 
@@ -139,7 +153,6 @@ function reportResults(
               2
             )}\nFound: ${JSON.stringify(nonForgetResult, undefined, 2)}`
         );
-        failures.push([fixtureName, result]);
       }
     }
   }
@@ -196,7 +209,7 @@ export async function main(opts: RunnerOptions): Promise<void> {
     }
   }
 
-  const isSuccess = reportResults(results);
+  const isSuccess = reportResults(results, opts.verbose);
   process.exit(isSuccess ? 0 : 1);
 }