New system tests for conflicting options

...make sure podman rejects being called with incompatible options

Replaces: #16813

Which is stuck in CI and Ed is on break.

Signed-off-by: Ed Santiago <santiago@redhat.com>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

cmd/podman/containers/cleanup.go

@@ -65,11 +65,11 @@ func cleanup(cmd *cobra.Command, args []string) error {
 	if cleanupOptions.Exec != "" {
 		switch {
 		case cleanupOptions.All:
-			return errors.New("exec and all options conflict")
+			return errors.New("--all and --exec cannot be set together")
 		case len(args) > 1:
 			return errors.New("cannot use exec option when more than one container is given")
 		case cleanupOptions.RemoveImage:
-			return errors.New("exec and rmi options conflict")
+			return errors.New("--exec and --rmi cannot be set together")
 		}
 	}
 

test/system/620-option-conflicts.bats

@@ -0,0 +1,50 @@
+#!/usr/bin/env bats   -*- bats -*-
+#
+# options that cannot be set together
+#
+
+load helpers
+
+
+@test "options that cannot be set together" {
+    skip_if_remote "not much point testing remote, and container-cleanup fails anyway"
+
+    tests="
+create,run        | --cpu-period=1 | --cpus=2               | $IMAGE
+create,run        | --cpu-quota=1  | --cpus=2               | $IMAGE
+create,run        | --no-hosts     | --add-host=foo:1.1.1.1 | $IMAGE
+create,run        | --userns=bar   | --pod=foo              | $IMAGE
+container cleanup | --all          | --exec=foo
+container cleanup | --exec=foo     | --rmi                  | foo
+"
+
+    # FIXME: parse_table is what does all the work, giving us test cases.
+    while read subcommands opt1 opt2 args; do
+        opt1_name=${opt1%=*}
+        opt2_name=${opt2%=*}
+
+        readarray -d, -t subcommand_list <<<$subcommands
+        for subcommand in "${subcommand_list[@]}"; do
+            run_podman 125 $subcommand $opt1 $opt2 $args
+            is "$output" "Error: $opt1_name and $opt2_name cannot be set together" \
+               "podman $subcommand $opt1 $opt2"
+
+            # Reverse order
+            run_podman 125 $subcommand $opt2 $opt1 $args
+            is "$output" "Error: $opt1_name and $opt2_name cannot be set together" \
+               "podman $subcommand $opt2 $opt1"
+        done
+    done < <(parse_table "$tests")
+
+    # Different error message; cannot be tested with the other ones above
+    for opt in arch os; do
+        for cmd in create pull; do
+            run_podman 125 $cmd --platform=foo --$opt=bar sdfsdf
+            is "$output" "Error: --platform option can not be specified with --arch or --os" \
+               "podman $cmd --platform + --$opt"
+        done
+    done
+}
+
+
+# vim: filetype=sh