7 files changed, 45 insertions, 0 deletions
diff --git a/test/wpt/tests/fetch/content-encoding/bad-gzip-body.any.js b/test/wpt/tests/fetch/content-encoding/bad-gzip-body.any.js
new file mode 100644
index 0000000..17bc126
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/bad-gzip-body.any.js
@@ -0,0 +1,22 @@
+// META: global=window,worker
+
+promise_test((test) => {
+    return fetch("resources/bad-gzip-body.py").then(res => {
+      assert_equals(res.status, 200);
+    });
+}, "Fetching a resource with bad gzip content should still resolve");
+
+[
+  "arrayBuffer",
+  "blob",
+  "formData",
+  "json",
+  "text"
+].forEach(method => {
+  promise_test(t => {
+    return fetch("resources/bad-gzip-body.py").then(res => {
+      assert_equals(res.status, 200);
+      return promise_rejects_js(t, TypeError, res[method]());
+    });
+  }, "Consuming the body of a resource with bad gzip content with " + method + "() should reject");
+});
diff --git a/test/wpt/tests/fetch/content-encoding/gzip-body.any.js b/test/wpt/tests/fetch/content-encoding/gzip-body.any.js
new file mode 100644
index 0000000..37758b7
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/gzip-body.any.js
@@ -0,0 +1,16 @@
+// META: global=window,worker
+
+const expectedDecompressedSize = 10500;
+[
+    "text",
+    "octetstream"
+].forEach(contentType => {
+    promise_test(async t => {
+        let response = await fetch(`resources/foo.${contentType}.gz`);
+        assert_true(response.ok);
+        let arrayBuffer = await response.arrayBuffer()
+        let u8 = new Uint8Array(arrayBuffer);
+        assert_equals(u8.length, expectedDecompressedSize);
+    }, `fetched gzip data with content type ${contentType} should be decompressed.`);
+});
+
diff --git a/test/wpt/tests/fetch/content-encoding/resources/bad-gzip-body.py b/test/wpt/tests/fetch/content-encoding/resources/bad-gzip-body.py
new file mode 100644
index 0000000..a79b94e
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/resources/bad-gzip-body.py
@@ -0,0 +1,3 @@
+def main(request, response):
+    headers = [(b"Content-Encoding", b"gzip")]
+    return headers, b"not actually gzip"
diff --git a/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz b/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz
new file mode 100644
index 0000000..f3df4cb
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz
diff --git a/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz.headers b/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz.headers
new file mode 100644
index 0000000..27d4f40
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/resources/foo.octetstream.gz.headers
@@ -0,0 +1,2 @@
+Content-type: application/octet-stream
+Content-Encoding: gzip
diff --git a/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz b/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz
new file mode 100644
index 0000000..05a5cce
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz
diff --git a/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz.headers b/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz.headers
new file mode 100644
index 0000000..7def3dd
--- /dev/null
+++ b/test/wpt/tests/fetch/content-encoding/resources/foo.text.gz.headers
@@ -0,0 +1,2 @@
+Content-type: text/plain
+Content-Encoding: gzip