packer-cn/builder/qemu/step_resize_disk_test.go

78 lines
1.6 KiB
Go

package qemu
import (
"context"
"fmt"
"testing"
"github.com/hashicorp/packer-plugin-sdk/multistep"
"github.com/stretchr/testify/assert"
)
func TestStepResizeDisk_Skips(t *testing.T) {
testConfigs := []*Config{
&Config{
DiskImage: false,
SkipResizeDisk: false,
},
&Config{
DiskImage: false,
SkipResizeDisk: true,
},
}
for _, config := range testConfigs {
state := testState(t)
driver := state.Get("driver").(*DriverMock)
state.Put("config", config)
step := new(stepResizeDisk)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("should NOT have error")
}
if len(driver.QemuImgCalls) > 0 {
t.Fatal("should NOT have called qemu-img")
}
}
}
func Test_buildResizeCommand(t *testing.T) {
type testCase struct {
Step *stepResizeDisk
Expected []string
Reason string
}
testcases := []testCase{
{
&stepResizeDisk{
Format: "qcow2",
DiskSize: "1234M",
},
[]string{"resize", "-f", "qcow2", "source.qcow", "1234M"},
"no extra args",
},
{
&stepResizeDisk{
Format: "qcow2",
DiskSize: "1234M",
QemuImgArgs: QemuImgArgs{
Resize: []string{"-foo", "bar"},
},
},
[]string{"resize", "-f", "qcow2", "-foo", "bar", "source.qcow", "1234M"},
"one set of extra args",
},
}
for _, tc := range testcases {
command := tc.Step.buildResizeCommand("source.qcow")
assert.Equal(t, command, tc.Expected,
fmt.Sprintf("%s. Expected %#v", tc.Reason, tc.Expected))
}
}