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79 lines
2.0 KiB
Go
79 lines
2.0 KiB
Go
package assert
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import (
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"encoding/json"
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"reflect"
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"strings"
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/zk-org/pretty"
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)
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func True(t *testing.T, value bool) {
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if !value {
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t.Errorf("Expected to be true")
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}
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}
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func False(t *testing.T, value bool) {
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if value {
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t.Errorf("Expected to be false")
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}
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}
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func Nil(t *testing.T, value interface{}) {
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if !isNil(value) {
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t.Errorf("Expected `%v` (type %v) to be nil", value, reflect.TypeOf(value))
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}
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}
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func NotNil(t *testing.T, value interface{}) {
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if isNil(value) {
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t.Errorf("Expected `%v` (type %v) to not be nil", value, reflect.TypeOf(value))
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}
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}
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func isNil(value interface{}) bool {
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return value == nil ||
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(reflect.ValueOf(value).Kind() == reflect.Ptr && reflect.ValueOf(value).IsNil())
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}
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func Equal(t *testing.T, actual, expected interface{}) {
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if !(reflect.DeepEqual(actual, expected) || cmp.Equal(actual, expected)) {
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t.Errorf("Received (type %v):\n% #v", reflect.TypeOf(actual), pretty.Formatter(actual))
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t.Errorf("\n---\n")
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t.Errorf("But expected (type %v):\n% #v", reflect.TypeOf(expected), pretty.Formatter(expected))
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t.Errorf("\n---\n")
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t.Errorf("Diff:\n")
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for _, diff := range pretty.Diff(actual, expected) {
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t.Errorf("\t% #v", diff)
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}
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}
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}
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func NotEqual(t *testing.T, actual, other interface{}) {
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if reflect.DeepEqual(actual, other) || cmp.Equal(actual, other) {
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t.Errorf("Received (type %v):\n% #v", reflect.TypeOf(actual), pretty.Formatter(actual))
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t.Errorf("\n---\n")
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t.Errorf("Expected to be different from (type %v):\n% #v", reflect.TypeOf(other), pretty.Formatter(other))
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t.Errorf("\n---\n")
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}
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}
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func toJSON(t *testing.T, obj interface{}) string {
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json, err := json.Marshal(obj)
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// json, err := json.MarshalIndent(obj, "", " ")
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Nil(t, err)
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return string(json)
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}
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func Err(t *testing.T, err error, expected string) {
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switch {
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case err == nil:
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t.Errorf("Expected error `%v`, received nil", expected)
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case !strings.Contains(err.Error(), expected):
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t.Errorf("Expected error `%v`, received `%v`", expected, err.Error())
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}
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}
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