build: remove axe checks from e2e tests (#26980)

Removes the code for running Axe against the e2e tests since it wasn't catching many failures. Automated accessibility checks have been set up in g3 which should be a bit closer to what we're looking for during GAR.

Author: crisbeto

package.json

@@ -82,7 +82,6 @@
     "@angular/platform-browser-dynamic": "^16.0.0-rc.2",
     "@angular/platform-server": "^16.0.0-rc.2",
     "@angular/router": "^16.0.0-rc.2",
-    "@axe-core/webdriverjs": "^4.3.2",
     "@babel/core": "^7.16.12",
     "@bazel/bazelisk": "1.12.1",
     "@bazel/buildifier": "6.0.1",

src/e2e-app/protractor.conf.js

@@ -6,32 +6,6 @@ exports.config = {
     defaultTimeoutInterval: 120000,
   },
 
-  plugins: [
-    {
-      // Runs the axe-core accessibility checks each time the e2e page changes and
-      // Angular is ready.
-      path: require.resolve('angular_material/tools/axe-protractor'),
-
-      rules: [
-        // Exclude mat-menu elements because those are empty if not active.
-        {id: 'aria-required-children', selector: '*:not(mat-menu)'},
-
-        // Disable color contrast checks since the final colors will vary based on the theme.
-        {id: 'color-contrast', enabled: false},
-
-        // Don't require all content to be inside landmarks since some tests depend on the
-        // page layout and moving this around can break them.
-        {id: 'region', enabled: false},
-
-        // Don't require at least one `<h1>` since we don't have any content.
-        {id: 'page-has-heading-one', enabled: false},
-
-        // Axe incorrectly picks up that `aria-required` is not allowed on the MDC slide toggle.
-        {id: 'aria-allowed-attr', selector: '*:not(.mdc-switch)'},
-      ],
-    },
-  ],
-
   // Since we want to use async/await we don't want to mix up with selenium's promise
   // manager. In order to enforce this, we disable the promise manager.
   SELENIUM_PROMISE_MANAGER: false,

src/e2e-app/test_suite.bzl

@@ -4,10 +4,7 @@ def e2e_test_suite(name, data = [], tags = ["e2e"], deps = []):
     protractor_web_test_suite(
         name = name,
         configuration = "//src/e2e-app:protractor.conf.js",
-        data = [
-            "//tools/axe-protractor",
-            "@npm//@axe-core/webdriverjs",
-        ] + data,
+        data = data,
         on_prepare = "//src/e2e-app:start-devserver.js",
         server = "//src/e2e-app:server",
         tags = tags,

tools/axe-protractor/BUILD.bazel

@@ -428,13 +428,6 @@
   resolved "https://registry.yarnpkg.com/@assemblyscript/loader/-/loader-0.10.1.tgz#70e45678f06c72fa2e350e8553ec4a4d72b92e06"
   integrity sha512-H71nDOOL8Y7kWRLqf6Sums+01Q5msqBW2KhDUTemh1tvY04eSkSXrK0uj/4mmY0Xr16/3zyZmsrxN7CKuRbNRg==
 
-"@axe-core/webdriverjs@^4.3.2":
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/@axe-core/webdriverjs/-/webdriverjs-4.4.2.tgz#01a5a0333f7e5d15d7a67704760a4f642fdd6101"
-  integrity sha512-+dkfu0lXQbIwW6sv331iQLIQ7/DLDzpuQYY5pR5WKwcGyv6/1bePc5kO7TLak2oYDwK8TFbVzZ06yiH0DvnHCQ==
-  dependencies:
-    axe-core "^4.4.1"
-
 "@babel/code-frame@^7.0.0", "@babel/code-frame@^7.16.7":
   version "7.16.7"
   resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.16.7.tgz#44416b6bd7624b998f5b1af5d470856c40138789"
@@ -5003,11 +4996,6 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.11.0.tgz#d61f46d83b2519250e2784daf5b09479a8b41c59"
   integrity sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA==
 
-axe-core@^4.4.1:
-  version "4.4.1"
-  resolved "https://registry.yarnpkg.com/axe-core/-/axe-core-4.4.1.tgz#7dbdc25989298f9ad006645cd396782443757413"
-  integrity sha512-gd1kmb21kwNuWr6BQz8fv6GNECPBnUasepcoLbekws23NVBLODdsClRZ+bQ8+9Uomf3Sm3+Vwn0oYG9NvwnJCw==
-
 [email protected]:
   version "0.21.4"
   resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.4.tgz#c67b90dc0568e5c1cf2b0b858c43ba28e2eda575"