Fix rounding issue when sending max tokens (#5695)

* Fix rounding issue when sending max tokens

* Ensure amount row shows exact amount of max tokens on send screen (#2)

* Fix tests

* Change stored redux value from BigNumber to hex string. Fix TokenInput default value

2 files changed, 5 insertions, 5 deletions

diff --git a/test/e2e/beta/metamask-beta-ui.spec.js b/test/e2e/beta/metamask-beta-ui.spec.js
index 2b5c8ee18..0ef945f8d 100644
--- a/test/e2e/beta/metamask-beta-ui.spec.js
+++ b/test/e2e/beta/metamask-beta-ui.spec.js
@@ -840,7 +840,7 @@ describe('MetaMask', function () {
     })
 
     it('renders the balance for the new token', async () => {
-      const balance = await findElement(driver, By.css('.transaction-view-balance .transaction-view-balance__token-balance'))
+      const balance = await findElement(driver, By.css('.transaction-view-balance .transaction-view-balance__primary-balance'))
       await driver.wait(until.elementTextMatches(balance, /^100\s*TST\s*$/))
       const tokenAmount = await balance.getText()
       assert.ok(/^100\s*TST\s*$/.test(tokenAmount))
@@ -1019,8 +1019,8 @@ describe('MetaMask', function () {
       // test cancelled on firefox until https://github.com/mozilla/geckodriver/issues/906 is resolved,
       // or possibly until we use latest version of firefox in the tests
       if (process.env.SELENIUM_BROWSER !== 'firefox') {
-        const tokenBalanceAmount = await findElement(driver, By.css('.transaction-view-balance__token-balance'))
-        assert.equal(await tokenBalanceAmount.getText(), '43 TST')
+        const tokenBalanceAmount = await findElements(driver, By.css('.transaction-view-balance__primary-balance'))
+        await driver.wait(until.elementTextMatches(tokenBalanceAmount[0], /43\s*TST/))
       }
     })
   })
@@ -1180,7 +1180,7 @@ describe('MetaMask', function () {
     })
 
     it('renders the balance for the chosen token', async () => {
-      const balance = await findElement(driver, By.css('.transaction-view-balance__token-balance'))
+      const balance = await findElement(driver, By.css('.transaction-view-balance__primary-balance'))
       await driver.wait(until.elementTextMatches(balance, /0\s*BAT/))
       await delay(regularDelayMs)
     })
diff --git a/test/unit/ui/app/selectors.spec.js b/test/unit/ui/app/selectors.spec.js
index 78c4267ee..e2b198abf 100644
--- a/test/unit/ui/app/selectors.spec.js
+++ b/test/unit/ui/app/selectors.spec.js
@@ -148,7 +148,7 @@ describe('Selectors', function () {
 
   it('#getSelectedTokenToFiatRate', () => {
     const selectedTokenToFiatRate = selectors.getSelectedTokenToFiatRate(mockState)
-    assert.equal(selectedTokenToFiatRate, '0.21880988420033493')
+    assert.equal(selectedTokenToFiatRate, '0.21880988420033492152')
   })
 
   describe('#getSelectedTokenContract', () => {