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Test json/yaml decoding type coercion

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This commit is contained in:
Jordan Liggitt 2021-10-15 11:40:48 -04:00
parent b4632c38f0
commit ffb2d12633
1 changed files with 142 additions and 0 deletions
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142
staging/src/k8s.io/apimachinery/pkg/runtime/serializer/json/json_test.go
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@ -76,6 +76,39 @@ func (d *testDecodable) DeepCopyInto(out *testDecodable) {
return
}
type testDecodeCoercion struct {
metav1.TypeMeta `json:",inline"`
Bool bool `json:"bool"`
Int int `json:"int"`
Int32 int `json:"int32"`
Int64 int `json:"int64"`
Float32 float32 `json:"float32"`
Float64 float64 `json:"float64"`
String string `json:"string"`
Struct testDecodable `json:"struct"`
Array []string `json:"array"`
Map map[string]string `json:"map"`
}
func (d *testDecodeCoercion) DeepCopyObject() runtime.Object {
if d == nil {
return nil
}
out := new(testDecodeCoercion)
d.DeepCopyInto(out)
return out
}
func (d *testDecodeCoercion) DeepCopyInto(out *testDecodeCoercion) {
*out = *d
return
}
func TestDecode(t *testing.T) {
testCases := []struct {
creater runtime.ObjectCreater
@ -358,6 +391,115 @@ func TestDecode(t *testing.T) {
yaml: true,
strict: true,
},
// coerce from null
{
data: []byte(`{"bool":null,"int":null,"int32":null,"int64":null,"float32":null,"float64":null,"string":null,"array":null,"map":null,"struct":null}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{},
strict: true,
},
{
data: []byte(`{"bool":null,"int":null,"int32":null,"int64":null,"float32":null,"float64":null,"string":null,"array":null,"map":null,"struct":null}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{},
yaml: true,
strict: true,
},
// coerce from string
{
data: []byte(`{"string":""}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{},
strict: true,
},
{
data: []byte(`{"string":""}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{},
yaml: true,
strict: true,
},
// coerce from array
{
data: []byte(`{"array":[]}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Array: []string{}},
strict: true,
},
{
data: []byte(`{"array":[]}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Array: []string{}},
yaml: true,
strict: true,
},
// coerce from map
{
data: []byte(`{"map":{},"struct":{}}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Map: map[string]string{}},
strict: true,
},
{
data: []byte(`{"map":{},"struct":{}}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Map: map[string]string{}},
yaml: true,
strict: true,
},
// coerce from int
{
data: []byte(`{"int":1,"int32":1,"int64":1,"float32":1,"float64":1}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Int: 1, Int32: 1, Int64: 1, Float32: 1, Float64: 1},
strict: true,
},
{
data: []byte(`{"int":1,"int32":1,"int64":1,"float32":1,"float64":1}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Int: 1, Int32: 1, Int64: 1, Float32: 1, Float64: 1},
yaml: true,
strict: true,
},
// coerce from float
{
data: []byte(`{"float32":1.0,"float64":1.0}`),
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Float32: 1, Float64: 1},
strict: true,
},
{
data: []byte(`{"int":1.0,"int32":1.0,"int64":1.0,"float32":1.0,"float64":1.0}`), // floating point gets dropped in yaml -> json step
into: &testDecodeCoercion{},
typer: &mockTyper{gvk: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"}},
expectedGVK: &schema.GroupVersionKind{Kind: "Test", Group: "other", Version: "blah"},
expectedObject: &testDecodeCoercion{Int: 1, Int32: 1, Int64: 1, Float32: 1, Float64: 1},
yaml: true,
strict: true,
},
}
for i, test := range testCases {