From 2d02165702aa7db2b04207a51e67d6e70945221f Mon Sep 17 00:00:00 2001
From: Lilleman auf Larv <lilleman@larvit.se>
Date: Sat, 3 Oct 2026 14:44:14 +0200
Subject: [PATCH] Keep the browser leg on dist/index.js: tag -0 in the JSON it
 hands back

---
 browser-tests/convert-corpus.js |  5 ++---
 browser-tests/run.js            | 11 ++++++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/browser-tests/convert-corpus.js b/browser-tests/convert-corpus.js
index 3b535bc..84bba51 100644
--- a/browser-tests/convert-corpus.js
+++ b/browser-tests/convert-corpus.js
@@ -1,8 +1,7 @@
 try {
   const { adfToMarkdown, isAdfDocument, markdownToAdf } = await import('/dist/index.js')
-  const { serializeCanonicalJson } = await import('/dist/canonical-json.js')
-  // WebDriver's JSON reads -0 back as 0, so a document crosses as its canonical spelling.
-  const spelled = (result) => (result.ok ? { ok: true, value: `${serializeCanonicalJson(result.value, 'two-space')}\n` } : result)
+  // WebDriver's JSON reads -0 back as 0, so a document crosses as JSON text with -0 tagged; run.js revives it.
+  const spelled = (result) => (result.ok ? { ok: true, value: JSON.stringify(result.value, (_, value) => (Object.is(value, -0) ? '\u0000-0' : value)) } : result)
   window.convertCorpus = (corpus) => ({
     errors: corpus.errors.map(({ markdown, name }) => ({ name, parsed: markdownToAdf(markdown) })),
     normalization: corpus.normalization.map(({ markdown, name }) => ({ name, parsed: spelled(markdownToAdf(markdown)) })),
diff --git a/browser-tests/run.js b/browser-tests/run.js
index 6739064..b0652df 100644
--- a/browser-tests/run.js
+++ b/browser-tests/run.js
@@ -49,6 +49,11 @@ function fixtureNames(kind, extension) {
     .sort()
 }
 
+// convert-corpus.js tags -0 so it survives WebDriver's JSON.
+function revived(text) {
+  return JSON.parse(text, (_, value) => (value === '\u0000-0' ? -0 : value))
+}
+
 function refusal(result) {
   return result.ok ? '' : `${result.error.code}: ${result.error.message}`
 }
@@ -106,7 +111,7 @@ for (const [index, { json, markdown, name }] of corpus.roundTrip.entries()) {
     assert.ok(result.emitted.ok, `it did not emit — ${refusal(result.emitted)}`)
     assert.equal(result.emitted.value, markdown)
     assert.ok(result.parsed.ok, `it did not parse — ${refusal(result.parsed)}`)
-    assert.equal(result.parsed.value, json)
+    assert.deepEqual(revived(result.parsed.value), JSON.parse(json))
   })
 }
 
@@ -114,7 +119,7 @@ for (const [index, { name }] of corpus.normalization.entries()) {
   const result = results.normalization[index]
   checking(name, result, () => {
     assert.ok(result.parsed.ok, `it did not parse — ${refusal(result.parsed)}`)
-    assert.equal(result.parsed.value, fixture(name, '.json'))
+    assert.deepEqual(revived(result.parsed.value), JSON.parse(fixture(name, '.json')))
   })
 }
 
@@ -124,7 +129,7 @@ for (const [index, { json, name }] of corpus.realPayloads.entries()) {
     assert.ok(result.isDocument, `${name}.json is no ADF document`)
     assert.ok(result.emitted.ok, `it did not emit — ${refusal(result.emitted)}`)
     assert.ok(result.parsed.ok, `it did not parse back — ${refusal(result.parsed)}`)
-    assert.equal(result.parsed.value, json)
+    assert.deepEqual(revived(result.parsed.value), JSON.parse(json))
   })
 }