1 files changed, 61 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/moving-between-documents/tools/generate.py b/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/moving-between-documents/tools/generate.py
new file mode 100644
index 0000000000..80a655e821
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/scripting-1/the-script-element/moving-between-documents/tools/generate.py
@@ -0,0 +1,61 @@
+template = '''<!DOCTYPE html>
+<meta charset="utf-8">
+<meta name="timeout" content="long">
+<title>Moving script elements between documents</title>
+<!-- This is generated by tools/generate.py. Do not manually edit. -->
+<link rel="help" href="https://html.spec.whatwg.org/multipage/#execute-the-script-block">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/moving-between-documents-helper.js"></script>
+
+<body>
+<script>
+runTest("%s", "%s", "%s", "%s", "%s");
+</script>
+'''
+
+n = 0
+for timing in ["before-prepare", "after-prepare", "move-back"]:
+  for destType in ["iframe", "createHTMLDocument"]:
+    for inlineOrExternal in ["inline", "external", "empty-src"]:
+      for result in ["fetch-error", "parse-error", "success"]:
+        for type in ["classic", "module"]:
+            # The |inlineOrExternal| keyword creates a certain kind of script,
+            # and the |result| keyword can influence the generated script in
+            # different ways i.e., giving the script a parse-error, or creating
+            # a script that fails to load. When we're creating an inline script,
+            # it doesn't make sense to test the fetch-error case, so we ignore
+            # this combination, as the server will not react to it in any
+            # meaningful way.
+          if inlineOrExternal == "inline" and result == "fetch-error":
+            continue
+
+          if inlineOrExternal == "empty-src":
+            # The "empty-src" tests aim to exercise #prepare-a-script step 26
+            # substep 2, where the <script> has a src attribute that is empty:
+            #   "If src is the empty string, queue a task to fire an event named
+            #    error at the element, and return."
+            # Therefore, the server will generate a script that does not have a
+            # "parse-error" or "fetch-error", so we can ignore these combinations.
+            if result != "success":
+              continue
+
+            # The "empty-src" tests check that the parser document <=> node document
+            # check is implemented correctly in #prepare-a-script. Therefore we're
+            # only interested in tests that move the <script> before #prepare-a-script.
+            if timing != "before-prepare":
+              continue
+
+          # The current test helper uses
+          # #has-a-style-sheet-that-is-blocking-scripts to block script
+          # evaluation after #prepare-a-script, but in some cases this
+          # doesn't work:
+          # - inline scripts to createHTMLDocument
+          if timing != "before-prepare" and destType == "createHTMLDocument" and inlineOrExternal == "inline":
+            continue
+          # - module inline scripts https://github.com/whatwg/html/issues/3890
+          if timing != "before-prepare" and inlineOrExternal == "inline" and type == "module":
+            continue
+
+          with open('%s-%s-%s-%s-%s.html' % (timing, destType, result, inlineOrExternal, type), 'w') as f:
+            f.write(template % (timing, destType, result, inlineOrExternal, type))