DockerCLI/cli/command/stack/formatter/formatter_test.go

75 lines
1.7 KiB
Go

package formatter
import (
"bytes"
"testing"
"github.com/docker/cli/cli/command/formatter"
"gotest.tools/v3/assert"
)
func TestStackContextWrite(t *testing.T) {
cases := []struct {
context formatter.Context
expected string
}{
// Errors
{
formatter.Context{Format: "{{InvalidFunction}}"},
`template parsing error: template: :1: function "InvalidFunction" not defined`,
},
{
formatter.Context{Format: "{{nil}}"},
`template parsing error: template: :1:2: executing "" at <nil>: nil is not a command`,
},
// Table format
{
formatter.Context{Format: SwarmStackTableFormat},
`NAME SERVICES ORCHESTRATOR
baz 2 orchestrator1
bar 1 orchestrator2
`,
},
// Kubernetes table format adds Namespace column
{
formatter.Context{Format: KubernetesStackTableFormat},
`NAME SERVICES ORCHESTRATOR NAMESPACE
baz 2 orchestrator1 namespace1
bar 1 orchestrator2 namespace2
`,
},
{
formatter.Context{Format: formatter.Format("table {{.Name}}")},
`NAME
baz
bar
`,
},
// Custom Format
{
formatter.Context{Format: formatter.Format("{{.Name}}")},
`baz
bar
`,
},
}
stacks := []*Stack{
{Name: "baz", Services: 2, Orchestrator: "orchestrator1", Namespace: "namespace1"},
{Name: "bar", Services: 1, Orchestrator: "orchestrator2", Namespace: "namespace2"},
}
for _, tc := range cases {
tc := tc
t.Run(string(tc.context.Format), func(t *testing.T) {
var out bytes.Buffer
tc.context.Output = &out
if err := StackWrite(tc.context, stacks); err != nil {
assert.Error(t, err, tc.expected)
} else {
assert.Equal(t, out.String(), tc.expected)
}
})
}
}