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Fix multiple conversion tests

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This commit is contained in:
wojtekt 2020-04-08 20:23:22 +02:00
parent 8c1f9616cf
commit f624314f91
8 changed files with 13 additions and 612 deletions
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1
pkg/controller/daemon/BUILD
View File

@ -60,7 +60,6 @@ go_test(
],
embed = [":go_default_library"],
deps = [
"//pkg/api/legacyscheme:go_default_library",
"//pkg/api/v1/pod:go_default_library",
"//pkg/apis/core:go_default_library",
"//pkg/apis/scheduling:go_default_library",

9
pkg/controller/daemon/daemon_controller_test.go
View File

@ -41,7 +41,6 @@ import (
"k8s.io/client-go/tools/record"
"k8s.io/client-go/util/flowcontrol"
"k8s.io/client-go/util/workqueue"
"k8s.io/kubernetes/pkg/api/legacyscheme"
podutil "k8s.io/kubernetes/pkg/api/v1/pod"
api "k8s.io/kubernetes/pkg/apis/core"
"k8s.io/kubernetes/pkg/apis/scheduling"
@ -248,9 +247,7 @@ func (f *fakePodControl) CreatePodsOnNode(nodeName, namespace string, template *
},
}
if err := legacyscheme.Scheme.Convert(&template.Spec, &pod.Spec, nil); err != nil {
return fmt.Errorf("unable to convert pod template: %v", err)
}
template.Spec.DeepCopyInto(&pod.Spec)
if len(nodeName) != 0 {
pod.Spec.NodeName = nodeName
}
@ -282,9 +279,7 @@ func (f *fakePodControl) CreatePodsWithControllerRef(namespace string, template
pod.Name = names.SimpleNameGenerator.GenerateName(fmt.Sprintf("%p-", pod))
if err := legacyscheme.Scheme.Convert(&template.Spec, &pod.Spec, nil); err != nil {
return fmt.Errorf("unable to convert pod template: %v", err)
}
template.Spec.DeepCopyInto(&pod.Spec)
f.podStore.Update(pod)
f.podIDMap[pod.Name] = pod

6
staging/src/k8s.io/apimachinery/pkg/conversion/BUILD
View File

@ -13,11 +13,7 @@ go_test(
"helper_test.go",
],
embed = [":go_default_library"],
deps = [
"//staging/src/k8s.io/apimachinery/pkg/util/diff:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
"//vendor/github.com/spf13/pflag:go_default_library",
],
deps = ["//vendor/github.com/spf13/pflag:go_default_library"],
)
go_library(

489
staging/src/k8s.io/apimachinery/pkg/conversion/converter_test.go
View File

@ -20,75 +20,13 @@ import (
"fmt"
"reflect"
"strconv"
"strings"
"testing"
"github.com/google/gofuzz"
flag "github.com/spf13/pflag"
"k8s.io/apimachinery/pkg/util/diff"
)
var fuzzIters = flag.Int("fuzz-iters", 50, "How many fuzzing iterations to do.")
// Test a weird version/kind embedding format.
type MyWeirdCustomEmbeddedVersionKindField struct {
ID string `json:"ID,omitempty"`
APIVersion string `json:"myVersionKey,omitempty"`
ObjectKind string `json:"myKindKey,omitempty"`
Z string `json:"Z,omitempty"`
Y uint64 `json:"Y,omitempty"`
}
type TestType1 struct {
MyWeirdCustomEmbeddedVersionKindField `json:",inline"`
A string `json:"A,omitempty"`
B int `json:"B,omitempty"`
C int8 `json:"C,omitempty"`
D int16 `json:"D,omitempty"`
E int32 `json:"E,omitempty"`
F int64 `json:"F,omitempty"`
G uint `json:"G,omitempty"`
H uint8 `json:"H,omitempty"`
I uint16 `json:"I,omitempty"`
J uint32 `json:"J,omitempty"`
K uint64 `json:"K,omitempty"`
L bool `json:"L,omitempty"`
M map[string]int `json:"M,omitempty"`
N map[string]TestType2 `json:"N,omitempty"`
O *TestType2 `json:"O,omitempty"`
P []TestType2 `json:"Q,omitempty"`
}
type TestType2 struct {
A string `json:"A,omitempty"`
B int `json:"B,omitempty"`
}
type ExternalTestType2 struct {
A string `json:"A,omitempty"`
B int `json:"B,omitempty"`
}
type ExternalTestType1 struct {
MyWeirdCustomEmbeddedVersionKindField `json:",inline"`
A string `json:"A,omitempty"`
B int `json:"B,omitempty"`
C int8 `json:"C,omitempty"`
D int16 `json:"D,omitempty"`
E int32 `json:"E,omitempty"`
F int64 `json:"F,omitempty"`
G uint `json:"G,omitempty"`
H uint8 `json:"H,omitempty"`
I uint16 `json:"I,omitempty"`
J uint32 `json:"J,omitempty"`
K uint64 `json:"K,omitempty"`
L bool `json:"L,omitempty"`
M map[string]int `json:"M,omitempty"`
N map[string]ExternalTestType2 `json:"N,omitempty"`
O *ExternalTestType2 `json:"O,omitempty"`
P []ExternalTestType2 `json:"Q,omitempty"`
}
func testLogger(t *testing.T) DebugLogger {
// We don't set logger to eliminate rubbish logs in tests.
// If you want to switch it, simply switch it to: "return t"
@ -129,55 +67,15 @@ func TestConverter_MismatchedTypes(t *testing.T) {
}
src := []string{"5"}
var dest *int
var dest int
if err := c.Convert(&src, &dest, 0, nil); err != nil {
t.Fatalf("unexpected error: %v", err)
}
if e, a := 5, *dest; e != a {
if e, a := 5, dest; e != a {
t.Errorf("expected %#v, got %#v", e, a)
}
}
func TestConverter_DeepCopy(t *testing.T) {
type A struct {
Foo *string
Bar []string
Baz interface{}
Qux map[string]string
}
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
foo, baz := "foo", "baz"
x := A{
Foo: &foo,
Bar: []string{"bar"},
Baz: &baz,
Qux: map[string]string{"qux": "qux"},
}
y := A{}
if err := c.Convert(&x, &y, 0, nil); err != nil {
t.Fatalf("unexpected error %v", err)
}
*x.Foo = "foo2"
x.Bar[0] = "bar2"
*x.Baz.(*string) = "baz2"
x.Qux["qux"] = "qux2"
if e, a := *x.Foo, *y.Foo; e == a {
t.Errorf("expected difference between %v and %v", e, a)
}
if e, a := x.Bar, y.Bar; reflect.DeepEqual(e, a) {
t.Errorf("expected difference between %v and %v", e, a)
}
if e, a := *x.Baz.(*string), *y.Baz.(*string); e == a {
t.Errorf("expected difference between %v and %v", e, a)
}
if e, a := x.Qux, y.Qux; reflect.DeepEqual(e, a) {
t.Errorf("expected difference between %v and %v", e, a)
}
}
func TestConverter_CallsRegisteredFunctions(t *testing.T) {
type A struct {
Foo string
@ -192,7 +90,8 @@ func TestConverter_CallsRegisteredFunctions(t *testing.T) {
c.Debug = testLogger(t)
convertFn1 := func(in *A, out *B, s Scope) error {
out.Bar = in.Foo
return s.Convert(&in.Baz, &out.Baz, 0)
out.Baz = in.Baz
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*A)(nil), (*B)(nil),
@ -204,7 +103,8 @@ func TestConverter_CallsRegisteredFunctions(t *testing.T) {
}
convertFn2 := func(in *B, out *A, s Scope) error {
out.Foo = in.Bar
return s.Convert(&in.Baz, &out.Baz, 0)
out.Baz = in.Baz
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*B)(nil), (*A)(nil),
@ -288,30 +188,6 @@ func TestConverter_IgnoredConversion(t *testing.T) {
}
}
func TestConverter_IgnoredConversionNested(t *testing.T) {
type C string
type A struct {
C C
}
type B struct {
C C
}
c := NewConverter(DefaultNameFunc)
typed := C("")
if err := c.RegisterIgnoredConversion(&typed, &typed); err != nil {
t.Fatal(err)
}
a := A{C: C("test")}
b := B{C: C("other")}
if err := c.Convert(&a, &b, AllowDifferentFieldTypeNames, nil); err != nil {
t.Errorf("%v", err)
}
if b.C != C("other") {
t.Errorf("expected no conversion of field C: %#v", b)
}
}
func TestConverter_GeneratedConversionOverridden(t *testing.T) {
type A struct{}
type B struct{}
@ -392,249 +268,6 @@ func TestConverter_WithConversionOverridden(t *testing.T) {
}
}
func TestConverter_MapsStringArrays(t *testing.T) {
type A struct {
Foo string
Baz int
Other string
}
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
convertFn1 := func(input *[]string, out *string, s Scope) error {
if len(*input) == 0 {
*out = ""
}
*out = (*input)[0]
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*[]string)(nil), (*string)(nil),
func(a, b interface{}, s Scope) error {
return convertFn1(a.(*[]string), b.(*string), s)
},
); err != nil {
t.Fatalf("unexpected error %v", err)
}
x := map[string][]string{
"Foo": {"bar"},
"Baz": {"1"},
"Other": {"", "test"},
"other": {"wrong"},
}
y := A{"test", 2, "something"}
if err := c.Convert(&x, &y, AllowDifferentFieldTypeNames, nil); err == nil {
t.Error("unexpected non-error")
}
convertFn2 := func(input *[]string, out *int, s Scope) error {
if len(*input) == 0 {
*out = 0
}
str := (*input)[0]
i, err := strconv.Atoi(str)
if err != nil {
return err
}
*out = i
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*[]string)(nil), (*int)(nil),
func(a, b interface{}, s Scope) error {
return convertFn2(a.(*[]string), b.(*int), s)
},
); err != nil {
t.Fatalf("unexpected error %v", err)
}
if err := c.Convert(&x, &y, AllowDifferentFieldTypeNames, nil); err != nil {
t.Fatalf("unexpected error %v", err)
}
if !reflect.DeepEqual(y, A{"bar", 1, ""}) {
t.Errorf("unexpected result: %#v", y)
}
}
func TestConverter_MapsStringArraysWithMappingKey(t *testing.T) {
type A struct {
Foo string `json:"test"`
Baz int
Other string
}
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
convertFn := func(input *[]string, out *string, s Scope) error {
if len(*input) == 0 {
*out = ""
}
*out = (*input)[0]
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*[]string)(nil), (*string)(nil),
func(a, b interface{}, s Scope) error {
return convertFn(a.(*[]string), b.(*string), s)
},
); err != nil {
t.Fatalf("unexpected error %v", err)
}
x := map[string][]string{
"Foo": {"bar"},
"test": {"baz"},
}
y := A{"", 0, ""}
if err := c.Convert(&x, &y, AllowDifferentFieldTypeNames|IgnoreMissingFields, &Meta{}); err != nil {
t.Fatalf("unexpected error %v", err)
}
if !reflect.DeepEqual(y, A{"bar", 0, ""}) {
t.Errorf("unexpected result: %#v", y)
}
mapping := func(key string, sourceTag, destTag reflect.StructTag) (source string, dest string) {
if s := destTag.Get("json"); len(s) > 0 {
return strings.SplitN(s, ",", 2)[0], key
}
return key, key
}
if err := c.Convert(&x, &y, AllowDifferentFieldTypeNames|IgnoreMissingFields, &Meta{KeyNameMapping: mapping}); err != nil {
t.Fatalf("unexpected error %v", err)
}
if !reflect.DeepEqual(y, A{"baz", 0, ""}) {
t.Errorf("unexpected result: %#v", y)
}
}
func TestConverter_fuzz(t *testing.T) {
// Use the same types from the scheme test.
table := []struct {
from, to, check interface{}
}{
{&TestType1{}, &ExternalTestType1{}, &TestType1{}},
{&ExternalTestType1{}, &TestType1{}, &ExternalTestType1{}},
}
f := fuzz.New().NilChance(.5).NumElements(0, 100)
c := NewConverter(DefaultNameFunc)
c.nameFunc = func(t reflect.Type) string {
// Hide the fact that we don't have separate packages for these things.
return map[reflect.Type]string{
reflect.TypeOf(TestType1{}): "TestType1",
reflect.TypeOf(ExternalTestType1{}): "TestType1",
reflect.TypeOf(TestType2{}): "TestType2",
reflect.TypeOf(ExternalTestType2{}): "TestType2",
}[t]
}
c.Debug = testLogger(t)
for i, item := range table {
for j := 0; j < *fuzzIters; j++ {
f.Fuzz(item.from)
err := c.Convert(item.from, item.to, 0, nil)
if err != nil {
t.Errorf("(%v, %v): unexpected error: %v", i, j, err)
continue
}
err = c.Convert(item.to, item.check, 0, nil)
if err != nil {
t.Errorf("(%v, %v): unexpected error: %v", i, j, err)
continue
}
if e, a := item.from, item.check; !reflect.DeepEqual(e, a) {
t.Errorf("(%v, %v): unexpected diff: %v", i, j, diff.ObjectDiff(e, a))
}
}
}
}
func TestConverter_MapElemAddr(t *testing.T) {
type Foo struct {
A map[int]int
}
type Bar struct {
A map[string]string
}
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
convertFn1 := func(in *int, out *string, s Scope) error {
*out = fmt.Sprintf("%v", *in)
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*int)(nil), (*string)(nil),
func(a, b interface{}, s Scope) error {
return convertFn1(a.(*int), b.(*string), s)
},
); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
convertFn2 := func(in *string, out *int, s Scope) error {
if str, err := strconv.Atoi(*in); err != nil {
return err
} else {
*out = str
return nil
}
}
if err := c.RegisterUntypedConversionFunc(
(*string)(nil), (*int)(nil),
func(a, b interface{}, s Scope) error {
return convertFn2(a.(*string), b.(*int), s)
},
); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
f := fuzz.New().NilChance(0).NumElements(3, 3)
first := Foo{}
second := Bar{}
f.Fuzz(&first)
if err := c.Convert(&first, &second, AllowDifferentFieldTypeNames, nil); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
third := Foo{}
if err := c.Convert(&second, &third, AllowDifferentFieldTypeNames, nil); err != nil {
t.Fatalf("error on Convert: %v", err)
}
if e, a := first, third; !reflect.DeepEqual(e, a) {
t.Errorf("Unexpected diff: %v", diff.ObjectDiff(e, a))
}
}
func TestConverter_tags(t *testing.T) {
type Foo struct {
A string `test:"foo"`
}
type Bar struct {
A string `test:"bar"`
}
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
convertFn := func(in *string, out *string, s Scope) error {
if e, a := "foo", s.SrcTag().Get("test"); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "bar", s.DestTag().Get("test"); e != a {
t.Errorf("expected %v, got %v", e, a)
}
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*string)(nil), (*string)(nil),
func(a, b interface{}, s Scope) error {
return convertFn(a.(*string), b.(*string), s)
},
); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if err := c.Convert(&Foo{}, &Bar{}, AllowDifferentFieldTypeNames, nil); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
}
func TestConverter_meta(t *testing.T) {
type Foo struct{ A string }
type Bar struct{ A string }
@ -646,7 +279,7 @@ func TestConverter_meta(t *testing.T) {
t.Errorf("Meta did not get passed!")
}
checks++
s.Convert(&in.A, &out.A, 0)
out.A = in.A
return nil
}
if err := c.RegisterUntypedConversionFunc(
@ -657,116 +290,10 @@ func TestConverter_meta(t *testing.T) {
); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
convertFn2 := func(in *string, out *string, s Scope) error {
if s.Meta() == nil {
t.Errorf("Meta did not get passed a second time!")
}
checks++
return nil
}
if err := c.RegisterUntypedConversionFunc(
(*string)(nil), (*string)(nil),
func(a, b interface{}, s Scope) error {
return convertFn2(a.(*string), b.(*string), s)
},
); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if err := c.Convert(&Foo{}, &Bar{}, 0, &Meta{}); err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if checks != 2 {
if checks != 1 {
t.Errorf("Registered functions did not get called.")
}
}
func TestConverter_flags(t *testing.T) {
type Foo struct{ A string }
type Bar struct{ A string }
table := []struct {
from, to interface{}
flags FieldMatchingFlags
shouldSucceed bool
}{
// Check that DestFromSource allows extra fields only in source.
{
from: &struct{ A string }{},
to: &struct{ A, B string }{},
flags: DestFromSource,
shouldSucceed: false,
}, {
from: &struct{ A, B string }{},
to: &struct{ A string }{},
flags: DestFromSource,
shouldSucceed: true,
},
// Check that SourceToDest allows for extra fields only in dest.
{
from: &struct{ A string }{},
to: &struct{ A, B string }{},
flags: SourceToDest,
shouldSucceed: true,
}, {
from: &struct{ A, B string }{},
to: &struct{ A string }{},
flags: SourceToDest,
shouldSucceed: false,
},
// Check that IgnoreMissingFields makes the above failure cases pass.
{
from: &struct{ A string }{},
to: &struct{ A, B string }{},
flags: DestFromSource | IgnoreMissingFields,
shouldSucceed: true,
}, {
from: &struct{ A, B string }{},
to: &struct{ A string }{},
flags: SourceToDest | IgnoreMissingFields,
shouldSucceed: true,
},
// Check that the field type name must match unless
// AllowDifferentFieldTypeNames is specified.
{
from: &struct{ A, B Foo }{},
to: &struct{ A Bar }{},
flags: DestFromSource,
shouldSucceed: false,
}, {
from: &struct{ A Foo }{},
to: &struct{ A, B Bar }{},
flags: SourceToDest,
shouldSucceed: false,
}, {
from: &struct{ A, B Foo }{},
to: &struct{ A Bar }{},
flags: DestFromSource | AllowDifferentFieldTypeNames,
shouldSucceed: true,
}, {
from: &struct{ A Foo }{},
to: &struct{ A, B Bar }{},
flags: SourceToDest | AllowDifferentFieldTypeNames,
shouldSucceed: true,
},
}
f := fuzz.New().NilChance(.5).NumElements(0, 100)
c := NewConverter(DefaultNameFunc)
c.Debug = testLogger(t)
for i, item := range table {
for j := 0; j < *fuzzIters; j++ {
f.Fuzz(item.from)
err := c.Convert(item.from, item.to, item.flags, nil)
if item.shouldSucceed && err != nil {
t.Errorf("(%v, %v): unexpected error: %v", i, j, err)
continue
}
if !item.shouldSucceed && err == nil {
t.Errorf("(%v, %v): unexpected non-error", i, j)
continue
}
}
}
}

1
staging/src/k8s.io/apimachinery/pkg/runtime/BUILD
View File

@ -10,7 +10,6 @@ go_test(
name = "go_default_test",
srcs = [
"codec_test.go",
"conversion_test.go",
"converter_test.go",
"embedded_test.go",
"extension_test.go",

115
staging/src/k8s.io/apimachinery/pkg/runtime/conversion_test.go
View File

@ -1,115 +0,0 @@
/*
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package runtime_test
import (
"reflect"
"testing"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
runtimetesting "k8s.io/apimachinery/pkg/runtime/testing"
)
func TestStringMapConversion(t *testing.T) {
internalGV := schema.GroupVersion{Group: "test.group", Version: runtime.APIVersionInternal}
externalGV := schema.GroupVersion{Group: "test.group", Version: "external"}
scheme := runtime.NewScheme()
scheme.Log(t)
scheme.AddKnownTypeWithName(internalGV.WithKind("Complex"), &runtimetesting.InternalComplex{})
scheme.AddKnownTypeWithName(externalGV.WithKind("Complex"), &runtimetesting.ExternalComplex{})
testCases := map[string]struct {
input map[string][]string
errFn func(error) bool
expected runtime.Object
}{
"ignores omitempty": {
input: map[string][]string{
"String": {"not_used"},
"string": {"value"},
"int": {"1"},
"Integer64": {"2"},
},
expected: &runtimetesting.ExternalComplex{String: "value", Integer: 1},
},
"returns error on bad int": {
input: map[string][]string{
"int": {"a"},
},
errFn: func(err error) bool { return err != nil },
expected: &runtimetesting.ExternalComplex{},
},
"parses int64": {
input: map[string][]string{
"Int64": {"-1"},
},
expected: &runtimetesting.ExternalComplex{Int64: -1},
},
"returns error on bad int64": {
input: map[string][]string{
"Int64": {"a"},
},
errFn: func(err error) bool { return err != nil },
expected: &runtimetesting.ExternalComplex{},
},
"parses boolean true": {
input: map[string][]string{
"bool": {"true"},
},
expected: &runtimetesting.ExternalComplex{Bool: true},
},
"parses boolean any value": {
input: map[string][]string{
"bool": {"foo"},
},
expected: &runtimetesting.ExternalComplex{Bool: true},
},
"parses boolean false": {
input: map[string][]string{
"bool": {"false"},
},
expected: &runtimetesting.ExternalComplex{Bool: false},
},
"parses boolean empty value": {
input: map[string][]string{
"bool": {""},
},
expected: &runtimetesting.ExternalComplex{Bool: true},
},
"parses boolean no value": {
input: map[string][]string{
"bool": {},
},
expected: &runtimetesting.ExternalComplex{Bool: false},
},
}
for k, tc := range testCases {
out := &runtimetesting.ExternalComplex{}
if err := scheme.Convert(&tc.input, out, nil); (tc.errFn == nil && err != nil) || (tc.errFn != nil && !tc.errFn(err)) {
t.Errorf("%s: unexpected error: %v", k, err)
continue
} else if err != nil {
continue
}
if !reflect.DeepEqual(out, tc.expected) {
t.Errorf("%s: unexpected output: %#v", k, out)
}
}
}

2
staging/src/k8s.io/apimachinery/pkg/runtime/scheme_test.go
View File

@ -986,7 +986,7 @@ func TestMetaValuesUnregisteredConvert(t *testing.T) {
// Register functions to verify that scope.Meta() gets set correctly.
convertSimple := func(in *InternalSimple, out *ExternalSimple, scope conversion.Scope) error {
scope.Convert(&in.TestString, &out.TestString, 0)
out.TestString = in.TestString
internalToExternalCalls++
return nil
}

2
test/cmd/legacy-script.sh
View File

@ -416,7 +416,7 @@ runTests() {
fi
}
if [[ -n "${WHAT-}" ]]; then
if [[ -n "${WHAT-}" ]]; then
for pkg in ${WHAT}
do
# running of kubeadm is captured in hack/make-targets/test-cmd.sh