forked from wallix/awless
/
at.go
171 lines (148 loc) · 3.45 KB
/
at.go
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package awsat
import (
"fmt"
"reflect"
"strings"
"testing"
"github.com/thunderbird86/awless/aws/spec"
"github.com/thunderbird86/awless/graph"
"github.com/thunderbird86/awless/logger"
"github.com/thunderbird86/awless/template"
)
type ATBuilder struct {
template string
cmdResult *string
expectCalls map[string]int
expectInput map[string]interface{}
ignoredInput map[string]struct{}
fillers map[string]string
expectRevert string
mock mock
graph *graph.Graph
}
func Template(template string) *ATBuilder {
return &ATBuilder{template: template,
expectCalls: make(map[string]int),
expectInput: make(map[string]interface{}),
ignoredInput: make(map[string]struct{}),
}
}
func (b *ATBuilder) ExpectCommandResult(key string) *ATBuilder {
b.cmdResult = &key
return b
}
func (b *ATBuilder) ExpectCalls(expects ...string) *ATBuilder {
for _, expect := range expects {
b.expectCalls[expect]++
}
return b
}
func (b *ATBuilder) ExpectInput(call string, input interface{}) *ATBuilder {
b.expectInput[call] = input
return b
}
func (b *ATBuilder) IgnoreInput(calls ...string) *ATBuilder {
for _, call := range calls {
b.ignoredInput[call] = struct{}{}
}
return b
}
func (b *ATBuilder) Graph(g *graph.Graph) *ATBuilder {
b.graph = g
return b
}
func (b *ATBuilder) Mock(i mock) *ATBuilder {
b.mock = i
return b
}
func (b *ATBuilder) Fillers(fillers map[string]string) *ATBuilder {
b.fillers = fillers
return b
}
func (b *ATBuilder) ExpectRevert(revert string) *ATBuilder {
b.expectRevert = revert
return b
}
func (b *ATBuilder) Run(t *testing.T, l ...*logger.Logger) {
t.Helper()
b.mock.SetInputs(b.expectInput)
b.mock.SetIgnored(b.ignoredInput)
b.mock.SetTesting(t)
tpl, err := template.Parse(b.template)
if err != nil {
t.Fatal(err)
}
if b.graph == nil {
b.graph = graph.NewGraph()
}
awsspec.CommandFactory = NewAcceptanceFactory(b.mock, b.graph, l...)
cenv := template.NewEnv().WithLookupCommandFunc(func(tokens ...string) interface{} {
return awsspec.CommandFactory.Build(strings.Join(tokens, ""))()
}).WithMissingHolesFunc(func(key string, paramPaths []string, isOptional bool) string {
return b.fillers[key]
}).Build()
compiled, cenv, err := template.Compile(tpl, cenv, template.NewRunnerCompileMode)
if err != nil {
t.Fatal(err)
}
ran, err := compiled.Run(template.NewRunEnv(cenv))
if err != nil {
t.Fatal(err)
}
if ran.HasErrors() {
for _, cmd := range ran.CommandNodesIterator() {
if cmd.Err() != nil {
t.Fatal(cmd.Err())
}
}
}
if len(b.expectCalls) > 0 {
if got, want := b.mock.Calls(), b.expectCalls; !reflect.DeepEqual(got, want) {
t.Fatalf("got %#v, want %#v", got, want)
}
}
if b.cmdResult != nil {
if got, want := fmt.Sprint(ran.CommandNodesIterator()[0].Result()), StringValue(b.cmdResult); got != want {
t.Fatalf("got %s, want %s", got, want)
}
}
if b.expectRevert != "" {
revert, err := ran.Revert()
if err != nil {
t.Fatal(err)
}
if got, want := revert.String(), b.expectRevert; got != want {
t.Fatalf("got\n%s\nwant\n%s", got, want)
}
}
}
func StringValue(v *string) string {
if v != nil {
return *v
}
return ""
}
func String(v string) *string {
return &v
}
func Int64(v int64) *int64 {
return &v
}
func Float64(v float64) *float64 {
return &v
}
func Int64AsIntValue(v *int64) int {
if v != nil {
return int(*v)
}
return 0
}
func Bool(v bool) *bool {
return &v
}
func BoolValue(v *bool) bool {
if v != nil {
return *v
}
return false
}