Isolate the text layer integration tests

To avoid being able to introduce dependencies between tests this commit
makes sure that we close the document between tests so that we can't
accidentally rely on state set by a previous test.

Author: timvandermeij

test/integration/text_layer_spec.mjs

@@ -59,7 +59,7 @@ describe("Text layer", () => {
       };
     }
 
-    beforeAll(() => {
+    beforeEach(() => {
       jasmine.addAsyncMatchers({
         // Check that a page has a selection containing the given text, with
         // some tolerance for extra characters before/after.
@@ -111,13 +111,13 @@ describe("Text layer", () => {
       describe("doesn't jump when hovering on an empty area", () => {
         let pages;
 
-        beforeAll(async () => {
+        beforeEach(async () => {
           pages = await loadAndWait(
             "tracemonkey.pdf",
             `.page[data-page-number = "1"] .endOfContent`
           );
         });
-        afterAll(async () => {
+        afterEach(async () => {
           await closePages(pages);
         });
 
@@ -220,13 +220,13 @@ describe("Text layer", () => {
       describe("doesn't jump when hovering on an empty area, with .markedContent", () => {
         let pages;
 
-        beforeAll(async () => {
+        beforeEach(async () => {
           pages = await loadAndWait(
             "chrome-text-selection-markedContent.pdf",
             `.page[data-page-number = "1"] .endOfContent`
           );
         });
-        afterAll(async () => {
+        afterEach(async () => {
           await closePages(pages);
         });
 
@@ -318,22 +318,15 @@ describe("Text layer", () => {
       describe("when selecting over a link", () => {
         let pages;
 
-        beforeAll(async () => {
+        beforeEach(async () => {
           pages = await loadAndWait(
             "annotation-link-text-popup.pdf",
             `.page[data-page-number = "1"] .endOfContent`
           );
         });
-        afterAll(async () => {
+        afterEach(async () => {
           await closePages(pages);
         });
-        afterEach(() =>
-          Promise.all(
-            pages.map(([_, page]) =>
-              page.evaluate(() => window.getSelection().removeAllRanges())
-            )
-          )
-        );
 
         it("allows selecting within the link", async () => {
           await Promise.all(
@@ -451,7 +444,7 @@ describe("Text layer", () => {
       let browser;
       let page;
 
-      beforeAll(async () => {
+      beforeEach(async () => {
         // Chrome does not support simulating caret-based selection, so this
         // test only runs in Firefox.
         browser = await startBrowser({
@@ -472,7 +465,7 @@ describe("Text layer", () => {
           { timeout: 0 }
         );
       });
-      afterAll(async () => {
+      afterEach(async () => {
         await closeSinglePage(page);
         await browser.close();
       });
@@ -542,7 +535,7 @@ describe("Text layer", () => {
     let browser;
     let page;
 
-    beforeAll(async () => {
+    beforeEach(async () => {
       // Only testing in Firefox because, while Chrome has a setting similar to
       // font.minimum-size.x-western, it is not exposed through its API.
       browser = await startBrowser({
@@ -561,7 +554,7 @@ describe("Text layer", () => {
       );
     });
 
-    afterAll(async () => {
+    afterEach(async () => {
       await closeSinglePage(page);
       await browser.close();
     });