1 files changed, 153 insertions, 0 deletions
diff --git a/widget/tests/file_test_clipboard_getDataSnapshotSync.js b/widget/tests/file_test_clipboard_getDataSnapshotSync.js
new file mode 100644
index 0000000000..92d7475e9c
--- /dev/null
+++ b/widget/tests/file_test_clipboard_getDataSnapshotSync.js
@@ -0,0 +1,153 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/* import-globals-from clipboard_helper.js */
+
+"use strict";
+
+clipboardTypes.forEach(function (type) {
+  if (!clipboard.isClipboardTypeSupported(type)) {
+    add_task(async function test_clipboard_requestGetData_not_support() {
+      info(`Test getDataSnapshotSync request throwing on ${type}`);
+      SimpleTest.doesThrow(
+        () => clipboard.getDataSnapshotSync(["text/plain"], type),
+        "Passing unsupported clipboard type should throw"
+      );
+    });
+    return;
+  }
+
+  add_task(async function test_clipboard_getDataSnapshotSync_throw() {
+    info(`Test getDataSnapshotSync request throwing on ${type}`);
+    SimpleTest.doesThrow(
+      () => clipboard.getDataSnapshotSync([], type),
+      "Passing empty flavor list should throw"
+    );
+  });
+
+  add_task(
+    async function test_clipboard_getDataSnapshotSync_no_matched_flavor() {
+      info(`Test getDataSnapshotSync have no matched flavor on ${type}`);
+      cleanupAllClipboard();
+      is(
+        getClipboardData("text/plain", type),
+        null,
+        "ensure clipboard is empty"
+      );
+
+      writeRandomStringToClipboard("text/plain", type);
+      let request = clipboard.getDataSnapshotSync(["text/html"], type);
+      isDeeply(request.flavorList, [], "Check flavorList");
+    }
+  );
+
+  add_task(async function test_empty_data() {
+    info(`Test getDataSnapshotSync request with empty data on ${type}`);
+    cleanupAllClipboard();
+    is(getClipboardData("text/plain", type), null, "ensure clipboard is empty");
+
+    let request = getClipboardDataSnapshotSync(type);
+    isDeeply(request.flavorList, [], "Check flavorList");
+    await asyncClipboardRequestGetData(request, "text/plain", true).catch(
+      () => {}
+    );
+  });
+
+  add_task(async function test_clipboard_getDataSnapshotSync_after_write() {
+    info(`Test getDataSnapshotSync request after write on ${type}`);
+
+    let str = writeRandomStringToClipboard("text/plain", type);
+    let request = getClipboardDataSnapshotSync(type);
+    isDeeply(request.flavorList, ["text/plain"], "Check flavorList");
+    is(
+      await asyncClipboardRequestGetData(request, "text/plain"),
+      str,
+      "Check data"
+    );
+    ok(request.valid, "request should still be valid");
+    // Requesting a flavor that is not in the list should throw error.
+    await asyncClipboardRequestGetData(request, "text/html", true).catch(
+      () => {}
+    );
+    ok(request.valid, "request should still be valid");
+
+    // Writing a new data should invalid existing get request.
+    str = writeRandomStringToClipboard("text/plain", type);
+    await asyncClipboardRequestGetData(request, "text/plain").then(
+      () => {
+        ok(false, "asyncClipboardRequestGetData should not success");
+      },
+      () => {
+        ok(true, "asyncClipboardRequestGetData should reject");
+      }
+    );
+    ok(!request.valid, "request should no longer be valid");
+
+    info(`check clipboard data again`);
+    request = getClipboardDataSnapshotSync(type);
+    isDeeply(request.flavorList, ["text/plain"], "Check flavorList");
+    is(
+      await asyncClipboardRequestGetData(request, "text/plain"),
+      str,
+      "Check data"
+    );
+
+    cleanupAllClipboard();
+  });
+
+  add_task(async function test_clipboard_getDataSnapshotSync_after_empty() {
+    info(`Test getDataSnapshotSync request after empty on ${type}`);
+
+    let str = writeRandomStringToClipboard("text/plain", type);
+    let request = getClipboardDataSnapshotSync(type);
+    isDeeply(request.flavorList, ["text/plain"], "Check flavorList");
+    is(
+      await asyncClipboardRequestGetData(request, "text/plain"),
+      str,
+      "Check data"
+    );
+    ok(request.valid, "request should still be valid");
+
+    // Empty clipboard data
+    emptyClipboardData(type);
+    is(getClipboardData("text/plain", type), null, "ensure clipboard is empty");
+
+    await asyncClipboardRequestGetData(request, "text/plain").then(
+      () => {
+        ok(false, "asyncClipboardRequestGetData should not success");
+      },
+      () => {
+        ok(true, "asyncClipboardRequestGetData should reject");
+      }
+    );
+    ok(!request.valid, "request should no longer be valid");
+
+    info(`check clipboard data again`);
+    request = getClipboardDataSnapshotSync(type);
+    isDeeply(request.flavorList, [], "Check flavorList");
+
+    cleanupAllClipboard();
+  });
+});
+
+add_task(async function test_clipboard_getDataSnapshotSync_html_data() {
+  info(`Test getDataSnapshotSync request with html data`);
+
+  const html_str = `<img src="https://example.com/oops">`;
+  writeStringToClipboard(html_str, "text/html", clipboard.kGlobalClipboard);
+
+  let request = getClipboardDataSnapshotSync(clipboard.kGlobalClipboard);
+  isDeeply(request.flavorList, ["text/html"], "Check flavorList");
+  is(
+    await asyncClipboardRequestGetData(request, "text/html"),
+    // On Windows, widget adds extra data into HTML clipboard.
+    navigator.platform.includes("Win")
+      ? `<html><body>\n<!--StartFragment-->${html_str}<!--EndFragment-->\n</body>\n</html>`
+      : html_str,
+    "Check data"
+  );
+  // Requesting a flavor that is not in the list should throw error.
+  await asyncClipboardRequestGetData(request, "text/plain", true).catch(
+    () => {}
+  );
+});