fix(snapshot): preserve white spaces of toMatchFileSnapshot

vitest-dev · Jan 2, 2025 · 874467a · 874467a
1 parent c98b4b1
commit 874467a
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Showing 4 changed files with 33 additions and 2 deletions.
diff --git a/packages/snapshot/src/port/state.ts b/packages/snapshot/src/port/state.ts
@@ -290,8 +290,9 @@ export default class SnapshotState {
       : rawSnapshot
         ? rawSnapshot.content
         : this._snapshotData[key]
-    const expectedTrimmed = prepareExpected(expected)
-    const pass = expectedTrimmed === prepareExpected(receivedSerialized)
+    const expectedTrimmed = rawSnapshot ? expected : prepareExpected(expected)
+    const receivedSerializedTrimmed = rawSnapshot ? receivedSerialized : prepareExpected(receivedSerialized)
+    const pass = expectedTrimmed === receivedSerializedTrimmed
     const hasSnapshot = expected !== undefined
     const snapshotIsPersisted
       = isInline

diff --git a/test/core/test/snapshot-1.txt b/test/core/test/snapshot-1.txt
@@ -0,0 +1,2 @@
+
+  white space
diff --git a/test/core/test/snapshot-2.txt b/test/core/test/snapshot-2.txt
@@ -0,0 +1,10 @@
+example: |
+  {
+    echo "hello"
+  }
+some:
+  nesting:
+    - "hello world"
+even:
+  more:
+    nesting: true
diff --git a/test/core/test/snapshot.test.ts b/test/core/test/snapshot.test.ts
@@ -161,3 +161,21 @@ my string
   "
 `)
 })
+
+test('toMatchFileSnapshot preserves white spaces', async () => {
+  await expect(`
+  white space
+`).toMatchFileSnapshot('snapshot-1.txt')
+  await expect(`\
+example: |
+  {
+    echo "hello"
+  }
+some:
+  nesting:
+    - "hello world"
+even:
+  more:
+    nesting: true
+`).toMatchFileSnapshot('snapshot-2.txt')
+})