From 75cfda0ffe240fdfb8db8ef7cfd3bfd392256f9f Mon Sep 17 00:00:00 2001
From: Ryan Richard <richardry@vmware.com>
Date: Mon, 22 Mar 2021 16:54:11 -0700
Subject: [PATCH] prepare-for-integration-tests.sh: Check Chrome and
 chromedriver versions

They usually need to match, or at least be close, so added some
code to help us remember to do that.
---
 hack/prepare-for-integration-tests.sh | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/hack/prepare-for-integration-tests.sh b/hack/prepare-for-integration-tests.sh
index a14aa13f..e317c8f9 100755
--- a/hack/prepare-for-integration-tests.sh
+++ b/hack/prepare-for-integration-tests.sh
@@ -116,6 +116,22 @@ check_dependency htpasswd "Please install htpasswd. Should be pre-installed on M
 check_dependency openssl "Please install openssl. Should be pre-installed on MacOS."
 check_dependency chromedriver "Please install chromedriver. e.g. 'brew install chromedriver' for MacOS"
 
+# Check that Chrome and chromedriver versions match. If chromedriver falls a couple versions behind
+# then usually tests start to fail with strange error messages.
+if [[ "$OSTYPE" == "darwin"* ]]; then
+  chrome_version=$(/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome --version | cut -d ' ' -f3 | cut -d '.' -f1)
+else
+  chrome_version=$(google-chrome --version | cut -d ' ' -f3 | cut -d '.' -f1)
+fi
+chromedriver_version=$(chromedriver --version | cut -d ' ' -f2 | cut -d '.' -f1)
+if [[ "$chrome_version" != "$chromedriver_version" ]]; then
+  log_error "It appears that you are using Chrome $chrome_version with chromedriver $chromedriver_version."
+  log_error "Please use the same version of chromedriver as Chrome."
+  log_error "If you are using the latest version of Chrome, then you can upgrade"
+  log_error "to the latest chromedriver, e.g. 'brew upgrade chromedriver' on MacOS."
+  exit 1
+fi
+
 # Require kubectl >= 1.18.x
 if [ "$(kubectl version --client=true --short | cut -d '.' -f 2)" -lt 18 ]; then
   log_error "kubectl >= 1.18.x is required, you have $(kubectl version --client=true --short | cut -d ':' -f2)"