Fix integration tests on Mac

It's mainly a matter of keyboard shortcuts.
And it fixes few intermittents.

Author: calixteman

test/integration/copy_paste_spec.mjs

@@ -15,6 +15,8 @@
 
 import {
   closePages,
+  kbCopy,
+  kbSelectAll,
   loadAndWait,
   mockClipboard,
   waitForEvent,
@@ -23,9 +25,7 @@ import {
 
 const selectAll = async page => {
   const promise = waitForEvent(page, "selectionchange");
-  await page.keyboard.down("Control");
-  await page.keyboard.press("a");
-  await page.keyboard.up("Control");
+  await kbSelectAll(page);
   await promise;
 
   await page.waitForFunction(() => {
@@ -64,9 +64,7 @@ describe("Copy and paste", () => {
           await selectAll(page);
 
           const promise = waitForEvent(page, "copy");
-          await page.keyboard.down("Control");
-          await page.keyboard.press("c");
-          await page.keyboard.up("Control");
+          await kbCopy(page);
           await promise;
 
           await page.waitForFunction(
@@ -173,9 +171,7 @@ describe("Copy and paste", () => {
           await selectAll(page);
 
           const promise = waitForEvent(page, "copy");
-          await page.keyboard.down("Control");
-          await page.keyboard.press("c");
-          await page.keyboard.up("Control");
+          await kbCopy(page);
           await promise;
 
           await page.waitForFunction(

test/integration/find_spec.mjs

@@ -29,7 +29,7 @@ describe("find bar", () => {
     let pages;
 
     beforeAll(async () => {
-      pages = await loadAndWait("find_all.pdf#zoom=100", ".textLayer");
+      pages = await loadAndWait("find_all.pdf", ".textLayer", 100);
     });
 
     afterAll(async () => {
@@ -76,7 +76,7 @@ describe("find bar", () => {
     let pages;
 
     beforeAll(async () => {
-      pages = await loadAndWait("xfa_imm5257e.pdf#zoom=100", ".xfaLayer");
+      pages = await loadAndWait("xfa_imm5257e.pdf", ".xfaLayer");
     });
 
     afterAll(async () => {
@@ -91,6 +91,9 @@ describe("find bar", () => {
           await page.type("#findInput", "preferences");
           await page.waitForSelector("#findInput[data-status='']");
           await page.waitForSelector(".xfaLayer .highlight");
+          await page.waitForFunction(
+            () => !!document.querySelector("#findResultsCount")?.textContent
+          );
           const resultElement = await page.waitForSelector("#findResultsCount");
           const resultText = await resultElement.evaluate(el => el.textContent);
           /** Unicode bidi isolation characters. */