diff --git a/packages/svelte/tests/hydration/samples/basic/_before.html b/packages/svelte/tests/hydration/samples/basic/_before.html
deleted file mode 100644
index f97ad9726b..0000000000
--- a/packages/svelte/tests/hydration/samples/basic/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
Hello world!
diff --git a/packages/svelte/tests/hydration/samples/binding-input/_before.html b/packages/svelte/tests/hydration/samples/binding-input/_before.html
deleted file mode 100644
index c6b1da4217..0000000000
--- a/packages/svelte/tests/hydration/samples/binding-input/_before.html
+++ /dev/null
@@ -1,2 +0,0 @@
-
-Hello world!
diff --git a/packages/svelte/tests/hydration/samples/claim-comment/_before.html b/packages/svelte/tests/hydration/samples/claim-comment/_before.html
deleted file mode 100644
index e1bab99a66..0000000000
--- a/packages/svelte/tests/hydration/samples/claim-comment/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-p
-
diff --git a/packages/svelte/tests/hydration/samples/claim-static/_before.html b/packages/svelte/tests/hydration/samples/claim-static/_before.html
deleted file mode 100644
index bfbe85f59c..0000000000
--- a/packages/svelte/tests/hydration/samples/claim-static/_before.html
+++ /dev/null
@@ -1,8 +0,0 @@
-hello
-
-
-
-
diff --git a/packages/svelte/tests/hydration/samples/claim-text/_before.html b/packages/svelte/tests/hydration/samples/claim-text/_before.html
deleted file mode 100644
index 98702233ff..0000000000
--- a/packages/svelte/tests/hydration/samples/claim-text/_before.html
+++ /dev/null
@@ -1,5 +0,0 @@
-
-This p and the slot below are direct children of the root.
-There should be one
-
-
diff --git a/packages/svelte/tests/hydration/samples/component-in-element/_before.html b/packages/svelte/tests/hydration/samples/component-in-element/_before.html
deleted file mode 100644
index c95522231e..0000000000
--- a/packages/svelte/tests/hydration/samples/component-in-element/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/component/_before.html b/packages/svelte/tests/hydration/samples/component/_before.html
deleted file mode 100644
index bc73093efd..0000000000
--- a/packages/svelte/tests/hydration/samples/component/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-nested
-
diff --git a/packages/svelte/tests/hydration/samples/dynamic-text-changed/_before.html b/packages/svelte/tests/hydration/samples/dynamic-text-changed/_before.html
deleted file mode 100644
index f97ad9726b..0000000000
--- a/packages/svelte/tests/hydration/samples/dynamic-text-changed/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Hello world!
diff --git a/packages/svelte/tests/hydration/samples/dynamic-text-nil/_before.html b/packages/svelte/tests/hydration/samples/dynamic-text-nil/_before.html
deleted file mode 100644
index 7508e31db6..0000000000
--- a/packages/svelte/tests/hydration/samples/dynamic-text-nil/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/dynamic-text/_before.html b/packages/svelte/tests/hydration/samples/dynamic-text/_before.html
deleted file mode 100644
index f97ad9726b..0000000000
--- a/packages/svelte/tests/hydration/samples/dynamic-text/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Hello world!
diff --git a/packages/svelte/tests/hydration/samples/each-block-arg-clash/_before.html b/packages/svelte/tests/hydration/samples/each-block-arg-clash/_before.html
deleted file mode 100644
index 184a66ac72..0000000000
--- a/packages/svelte/tests/hydration/samples/each-block-arg-clash/_before.html
+++ /dev/null
@@ -1,5 +0,0 @@
-
- - animal
- - vegetable
- - mineral
-
diff --git a/packages/svelte/tests/hydration/samples/each-block-fallback-mismatch/_before.html b/packages/svelte/tests/hydration/samples/each-block-fallback-mismatch/_before.html
deleted file mode 100644
index 215e1e3c8e..0000000000
--- a/packages/svelte/tests/hydration/samples/each-block-fallback-mismatch/_before.html
+++ /dev/null
@@ -1,2 +0,0 @@
-empty
-a
diff --git a/packages/svelte/tests/hydration/samples/each-block-less-nodes-on-client/_before.html b/packages/svelte/tests/hydration/samples/each-block-less-nodes-on-client/_before.html
deleted file mode 100644
index f480ea096d..0000000000
--- a/packages/svelte/tests/hydration/samples/each-block-less-nodes-on-client/_before.html
+++ /dev/null
@@ -1,12 +0,0 @@
-
-
-
-a
-ab
-b
-a
-ab
-b
-a
-ab
-b
diff --git a/packages/svelte/tests/hydration/samples/each-block-more-nodes-on-client/_before.html b/packages/svelte/tests/hydration/samples/each-block-more-nodes-on-client/_before.html
deleted file mode 100644
index 7c3233df17..0000000000
--- a/packages/svelte/tests/hydration/samples/each-block-more-nodes-on-client/_before.html
+++ /dev/null
@@ -1,9 +0,0 @@
-
-
-
-a
-a
-a
-a
-a
-a
diff --git a/packages/svelte/tests/hydration/samples/each-block/_before.html b/packages/svelte/tests/hydration/samples/each-block/_before.html
deleted file mode 100644
index 184a66ac72..0000000000
--- a/packages/svelte/tests/hydration/samples/each-block/_before.html
+++ /dev/null
@@ -1,5 +0,0 @@
-
- - animal
- - vegetable
- - mineral
-
diff --git a/packages/svelte/tests/hydration/samples/each-else/_before.html b/packages/svelte/tests/hydration/samples/each-else/_before.html
deleted file mode 100644
index 3335979fb8..0000000000
--- a/packages/svelte/tests/hydration/samples/each-else/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-Hello, world
-foo
-
diff --git a/packages/svelte/tests/hydration/samples/element-attribute-added/_before.html b/packages/svelte/tests/hydration/samples/element-attribute-added/_before.html
deleted file mode 100644
index fec75ee427..0000000000
--- a/packages/svelte/tests/hydration/samples/element-attribute-added/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-attribute-changed/_before.html b/packages/svelte/tests/hydration/samples/element-attribute-changed/_before.html
deleted file mode 100644
index fec75ee427..0000000000
--- a/packages/svelte/tests/hydration/samples/element-attribute-changed/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-attribute-removed/_before.html b/packages/svelte/tests/hydration/samples/element-attribute-removed/_before.html
deleted file mode 100644
index 4bb2d47ff3..0000000000
--- a/packages/svelte/tests/hydration/samples/element-attribute-removed/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-attribute-unchanged-2/_before.html b/packages/svelte/tests/hydration/samples/element-attribute-unchanged-2/_before.html
deleted file mode 100644
index 433df7f9d1..0000000000
--- a/packages/svelte/tests/hydration/samples/element-attribute-unchanged-2/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-attribute-unchanged/_before.html b/packages/svelte/tests/hydration/samples/element-attribute-unchanged/_before.html
deleted file mode 100644
index fec75ee427..0000000000
--- a/packages/svelte/tests/hydration/samples/element-attribute-unchanged/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-nested-sibling/_before.html b/packages/svelte/tests/hydration/samples/element-nested-sibling/_before.html
deleted file mode 100644
index 78323f1806..0000000000
--- a/packages/svelte/tests/hydration/samples/element-nested-sibling/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-1
-
- 2
diff --git a/packages/svelte/tests/hydration/samples/element-nested/_before.html b/packages/svelte/tests/hydration/samples/element-nested/_before.html
deleted file mode 100644
index a3bf64142d..0000000000
--- a/packages/svelte/tests/hydration/samples/element-nested/_before.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/element-ref/_before.html b/packages/svelte/tests/hydration/samples/element-ref/_before.html
deleted file mode 100644
index f97ad9726b..0000000000
--- a/packages/svelte/tests/hydration/samples/element-ref/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Hello world!
diff --git a/packages/svelte/tests/hydration/samples/event-handler/_before.html b/packages/svelte/tests/hydration/samples/event-handler/_before.html
deleted file mode 100644
index 833699217c..0000000000
--- a/packages/svelte/tests/hydration/samples/event-handler/_before.html
+++ /dev/null
@@ -1,5 +0,0 @@
-
-
-
-
-
diff --git a/packages/svelte/tests/hydration/samples/expression-sibling/_before.html b/packages/svelte/tests/hydration/samples/expression-sibling/_before.html
deleted file mode 100644
index 0ce5257133..0000000000
--- a/packages/svelte/tests/hydration/samples/expression-sibling/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-1 2 3
diff --git a/packages/svelte/tests/hydration/samples/head-html-and-component/_before.html b/packages/svelte/tests/hydration/samples/head-html-and-component/_before.html
deleted file mode 100644
index bb7c602edf..0000000000
--- a/packages/svelte/tests/hydration/samples/head-html-and-component/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/head-meta-hydrate-duplicate/_before.html b/packages/svelte/tests/hydration/samples/head-meta-hydrate-duplicate/_before.html
deleted file mode 100644
index 7217379ee6..0000000000
--- a/packages/svelte/tests/hydration/samples/head-meta-hydrate-duplicate/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Just a dummy page.
diff --git a/packages/svelte/tests/hydration/samples/html-tag-hydration/_before.html b/packages/svelte/tests/hydration/samples/html-tag-hydration/_before.html
deleted file mode 100644
index 2d1b0bd6c3..0000000000
--- a/packages/svelte/tests/hydration/samples/html-tag-hydration/_before.html
+++ /dev/null
@@ -1 +0,0 @@
- 1 2 3
diff --git a/packages/svelte/tests/hydration/samples/if-block-anchor/_before.html b/packages/svelte/tests/hydration/samples/if-block-anchor/_before.html
deleted file mode 100644
index 163050a1a6..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block-anchor/_before.html
+++ /dev/null
@@ -1,2 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/if-block-empty/_before.html b/packages/svelte/tests/hydration/samples/if-block-empty/_before.html
deleted file mode 100644
index 88c34c8f29..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block-empty/_before.html
+++ /dev/null
@@ -1,4 +0,0 @@
-
-
-
-
diff --git a/packages/svelte/tests/hydration/samples/if-block-false/_before.html b/packages/svelte/tests/hydration/samples/if-block-false/_before.html
deleted file mode 100644
index 7911a5ef45..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block-false/_before.html
+++ /dev/null
@@ -1,5 +0,0 @@
-before
-
-
-
-after
diff --git a/packages/svelte/tests/hydration/samples/if-block-mismatch/_before.html b/packages/svelte/tests/hydration/samples/if-block-mismatch/_before.html
deleted file mode 100644
index fe8876acb7..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block-mismatch/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-bar
diff --git a/packages/svelte/tests/hydration/samples/if-block-update/_before.html b/packages/svelte/tests/hydration/samples/if-block-update/_before.html
deleted file mode 100644
index 5821b859a7..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block-update/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-foo!
diff --git a/packages/svelte/tests/hydration/samples/if-block/_before.html b/packages/svelte/tests/hydration/samples/if-block/_before.html
deleted file mode 100644
index ebd6a90aad..0000000000
--- a/packages/svelte/tests/hydration/samples/if-block/_before.html
+++ /dev/null
@@ -1,4 +0,0 @@
-
-
-foo!
-
diff --git a/packages/svelte/tests/hydration/samples/ignore-mismatched-href/_before.html b/packages/svelte/tests/hydration/samples/ignore-mismatched-href/_before.html
deleted file mode 100644
index afeffd5eb6..0000000000
--- a/packages/svelte/tests/hydration/samples/ignore-mismatched-href/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-foo
diff --git a/packages/svelte/tests/hydration/samples/noscript/_before.html b/packages/svelte/tests/hydration/samples/noscript/_before.html
deleted file mode 100644
index 34ac9d9bc3..0000000000
--- a/packages/svelte/tests/hydration/samples/noscript/_before.html
+++ /dev/null
@@ -1,2 +0,0 @@
-
-Hello!
Count: 0
diff --git a/packages/svelte/tests/hydration/samples/raw-mismatch/_before.html b/packages/svelte/tests/hydration/samples/raw-mismatch/_before.html
deleted file mode 100644
index 4c04a81f66..0000000000
--- a/packages/svelte/tests/hydration/samples/raw-mismatch/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-bar
\ No newline at end of file
diff --git a/packages/svelte/tests/hydration/samples/raw-repair/_before.html b/packages/svelte/tests/hydration/samples/raw-repair/_before.html
deleted file mode 100644
index 3e2942c4be..0000000000
--- a/packages/svelte/tests/hydration/samples/raw-repair/_before.html
+++ /dev/null
@@ -1,6 +0,0 @@
-
-invalid
-
-invalid
-
-
\ No newline at end of file
diff --git a/packages/svelte/tests/hydration/samples/raw-svg/_before.html b/packages/svelte/tests/hydration/samples/raw-svg/_before.html
deleted file mode 100644
index 7ec08fa13f..0000000000
--- a/packages/svelte/tests/hydration/samples/raw-svg/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/raw-with-empty-line-at-top/_before.html b/packages/svelte/tests/hydration/samples/raw-with-empty-line-at-top/_before.html
deleted file mode 100644
index 6aea13491a..0000000000
--- a/packages/svelte/tests/hydration/samples/raw-with-empty-line-at-top/_before.html
+++ /dev/null
@@ -1,10 +0,0 @@
-before
-
-
-
-a
-b
-c
-
-
-after
diff --git a/packages/svelte/tests/hydration/samples/raw/_before.html b/packages/svelte/tests/hydration/samples/raw/_before.html
deleted file mode 100644
index be89227a9b..0000000000
--- a/packages/svelte/tests/hydration/samples/raw/_before.html
+++ /dev/null
@@ -1,4 +0,0 @@
-
-this is some html
-and so is this
-
diff --git a/packages/svelte/tests/hydration/samples/repairs-apparent-static-content/_before.html b/packages/svelte/tests/hydration/samples/repairs-apparent-static-content/_before.html
deleted file mode 100644
index f97ad9726b..0000000000
--- a/packages/svelte/tests/hydration/samples/repairs-apparent-static-content/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Hello world!
diff --git a/packages/svelte/tests/hydration/samples/text-empty/_before.html b/packages/svelte/tests/hydration/samples/text-empty/_before.html
deleted file mode 100644
index a8cad39ae7..0000000000
--- a/packages/svelte/tests/hydration/samples/text-empty/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
\ No newline at end of file
diff --git a/packages/svelte/tests/hydration/samples/text-fallback/_before.html b/packages/svelte/tests/hydration/samples/text-fallback/_before.html
deleted file mode 100644
index d5d3925b3b..0000000000
--- a/packages/svelte/tests/hydration/samples/text-fallback/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/packages/svelte/tests/hydration/samples/top-level-text/_before.html b/packages/svelte/tests/hydration/samples/top-level-text/_before.html
deleted file mode 100644
index 8f4d4886d4..0000000000
--- a/packages/svelte/tests/hydration/samples/top-level-text/_before.html
+++ /dev/null
@@ -1 +0,0 @@
-Text