Improve ux for low gas price set (#5862)

* Show user warning if they set gas price below safelow minimum, error if 0.

* Properly cache basic price estimate data.

* Default retry price to recommended price if original price was 0x0

* Use mock fetch in send-new-ui integration tests.

1 files changed, 2 insertions, 1 deletions

diff --git a/test/e2e/beta/metamask-beta-ui.spec.js b/test/e2e/beta/metamask-beta-ui.spec.js
index c5b7f40e4..9980e874f 100644
--- a/test/e2e/beta/metamask-beta-ui.spec.js
+++ b/test/e2e/beta/metamask-beta-ui.spec.js
@@ -69,6 +69,7 @@ describe('MetaMask', function () {
 
   beforeEach(async function () {
     await driver.executeScript(
+      'window.origFetch = window.fetch.bind(window);' +
       'window.fetch = ' +
       '(...args) => { ' +
       'if (args[0] === "https://ethgasstation.info/json/ethgasAPI.json") { return ' +
@@ -77,7 +78,7 @@ describe('MetaMask', function () {
       'Promise.resolve({ json: () => Promise.resolve(JSON.parse(\'' + fetchMockResponses.ethGasPredictTable + '\')) }); } else if ' +
       '(args[0] === "https://dev.blockscale.net/api/gasexpress.json") { return ' +
       'Promise.resolve({ json: () => Promise.resolve(JSON.parse(\'' + fetchMockResponses.gasExpress + '\')) }); } ' +
-      'return window.fetch(...args); }'
+      'return window.origFetch(...args); }'
     )
   })