Allow changing of CPUs, Memory, and Disk Size

Allow podman machine set to change CPUs, Memory and Disk size of a QEMU machine after its been created.
Disk size can only be increased.

If one setting fails to be changed, the other settings will still be applied.

Signed-off-by: Ashley Cui <acui@redhat.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/pkg/machine/qemu/machine_test.go b/pkg/machine/qemu/machine_test.go
new file mode 100644
index 000000000..62ca6068a
--- /dev/null
+++ b/pkg/machine/qemu/machine_test.go
@@ -0,0 +1,17 @@
+package qemu
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestEditCmd(t *testing.T) {
+	vm := new(MachineVM)
+	vm.CmdLine = []string{"command", "-flag", "value"}
+
+	vm.editCmdLine("-flag", "newvalue")
+	vm.editCmdLine("-anotherflag", "anothervalue")
+
+	require.Equal(t, vm.CmdLine, []string{"command", "-flag", "newvalue", "-anotherflag", "anothervalue"})
+}