Add test of auto-installing min-required version

Author: OJFord

test/test_use_minrequired.sh

@@ -103,6 +103,23 @@ echo "terraform {
 
 cleanup || log 'error' 'Cleanup failed?!';
 
+
+log 'info' '### Install min-required with TFENV_AUTO_INSTALL';
+
+minv='1.0.0';
+
+echo "terraform {
+  required_version = \">=${minv}\"
+}" >> min_required.tf;
+echo 'min-required' > .terraform-version;
+
+(
+  TFENV_AUTO_INSTALL=true terraform version;
+  check_active_version "${minv}";
+) || error_and_proceed 'Min required auto-installed version does not match';
+
+cleanup || log 'error' 'Cleanup failed?!';
+
 if [ "${#errors[@]}" -gt 0 ]; then
   log 'warn' '===== The following use_minrequired tests failed =====';
   for error in "${errors[@]}"; do