Add basic tier0 smoke tests

Copied from c9s.

gating.yaml

@@ -0,0 +1,7 @@
+--- !Policy
+product_versions:
+  - rhel-10
+decision_context: osci_compose_gate
+rules:
+  - !PassingTestCaseRule {test_case_name: osci.brew-build.tier0.functional}
+  - !PassingTestCaseRule {test_case_name: rhsmci.brew-build.tier1.functional}

tests/smoke/smoke.sh

@@ -0,0 +1,61 @@
+#!/bin/bash
+
+
+while getopts ":c" opt; do
+  case $opt in
+    c) IN_CONTAINER=true;;
+    *) IN_CONTAINER=false;;
+  esac
+done 
+
+# takes in a command and makes sure that it returns success
+# and that nothing is sent to stderr
+function smoke {
+  echo -n "Smoke test: '$@': "
+  ERROR=$("$@" 2>&1> /dev/null)
+  RETVAL=$?
+  
+  if [ -z "$ERROR" ] && [[ $RETVAL == 0 ]]; then
+    echo "PASS"
+  else
+    echo "FAIL"
+    echo "RETVAL: $RETVAL"
+    echo "STDERR: $ERROR"
+    exit 1
+  fi
+}
+
+function smoke_container {
+  echo -n "Smoke Container test: '$@': "
+  ERROR=$("$@" 2>&1> /dev/null)
+  RETVAL=$?
+  
+  if [[ ! -z "$ERROR" ]] && [[ $RETVAL == 78 ]]; then
+    echo "PASS"
+  else
+    echo "FAIL"
+    echo "RETVAL: $RETVAL"
+    echo "STDERR: $ERROR"
+    exit 1
+  fi
+}
+
+SMOKE_CMDS="subscription-manager --help
+subscription-manager config
+subscription-manager facts
+subscription-manager repos
+subscription-manager version"
+
+if [[ "$IN_CONTAINER" == "true" ]]; then
+  TEST_CMD="smoke_container"
+  SMOKE_CMDS="subscription-manager config
+subscription-manager facts
+subscription-manager repos
+subscription-manager version"
+else
+  TEST_CMD="smoke"
+fi
+
+while read -r CMD; do
+  $TEST_CMD $CMD
+done <<<"$SMOKE_CMDS"

tests/tests.yml

@@ -0,0 +1,21 @@
+---
+- hosts: localhost
+  tags:
+  - classic
+  - atomic
+  roles:
+  - role: standard-test-basic
+    tests:
+    - smoke:
+        dir: smoke
+        run: ./smoke.sh
+
+- hosts: localhost
+  tags:
+  - container
+  roles:
+  - role: standard-test-basic
+    tests:
+    - smoke:
+        dir: smoke
+        run: ./smoke.sh -c