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reflection_test.go
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383 lines (301 loc) · 7.45 KB
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package ffparser
import (
"reflect"
"testing"
"github.com/stretchr/testify/assert"
)
type TestStruct struct {
unexported uint64
Dummy string `test:"dummytag"`
Yummy int `test:"yummytag"`
}
func TestGetField_on_struct(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
value, err := getField(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.Equal(t, value, "test")
}
func TestGetField_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
}
value, err := getField(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.Equal(t, value, "test")
}
func TestGetField_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := getField(dummy, "Dummy")
assert.Error(t, err)
}
func TestGetField_non_existing_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
_, err := getField(dummyStruct, "obladioblada")
assert.Error(t, err)
}
func TestGetField_unexported_field(t *testing.T) {
dummyStruct := TestStruct{
unexported: 12345,
Dummy: "test",
}
assert.Panics(t, func() {
getField(dummyStruct, "unexported")
})
}
func TestGetFieldKind_on_struct(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
kind, err := getFieldKind(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.Equal(t, kind, reflect.String)
kind, err = getFieldKind(dummyStruct, "Yummy")
assert.NoError(t, err)
assert.Equal(t, kind, reflect.Int)
}
func TestGetFieldKind_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
Yummy: 123,
}
kind, err := getFieldKind(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.Equal(t, kind, reflect.String)
kind, err = getFieldKind(dummyStruct, "Yummy")
assert.NoError(t, err)
assert.Equal(t, kind, reflect.Int)
}
func TestGetFieldKind_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := getFieldKind(dummy, "Dummy")
assert.Error(t, err)
}
func TestGetFieldKind_non_existing_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
_, err := getFieldKind(dummyStruct, "obladioblada")
assert.Error(t, err)
}
func TestGetFieldTag_on_struct(t *testing.T) {
dummyStruct := TestStruct{}
tag, err := getFieldTag(dummyStruct, "Dummy", "test")
assert.NoError(t, err)
assert.Equal(t, tag, "dummytag")
tag, err = getFieldTag(dummyStruct, "Yummy", "test")
assert.NoError(t, err)
assert.Equal(t, tag, "yummytag")
}
func TestGetFieldTag_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{}
tag, err := getFieldTag(dummyStruct, "Dummy", "test")
assert.NoError(t, err)
assert.Equal(t, tag, "dummytag")
tag, err = getFieldTag(dummyStruct, "Yummy", "test")
assert.NoError(t, err)
assert.Equal(t, tag, "yummytag")
}
func TestGetFieldTag_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := getFieldTag(dummy, "Dummy", "test")
assert.Error(t, err)
}
func TestGetFieldTag_non_existing_field(t *testing.T) {
dummyStruct := TestStruct{}
_, err := getFieldTag(dummyStruct, "obladioblada", "test")
assert.Error(t, err)
}
func TestGetFieldTag_unexported_field(t *testing.T) {
dummyStruct := TestStruct{
unexported: 12345,
Dummy: "test",
}
_, err := getFieldTag(dummyStruct, "unexported", "test")
assert.Error(t, err)
}
func TestSetField_on_struct_with_valid_value_type(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
err := setField(&dummyStruct, "Dummy", "abc")
assert.NoError(t, err)
assert.Equal(t, dummyStruct.Dummy, "abc")
}
func TestSetField_non_existing_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
err := setField(&dummyStruct, "obladioblada", "life goes on")
assert.Error(t, err)
}
func TestSetField_invalid_value_type(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
err := setField(&dummyStruct, "Yummy", "123")
assert.Error(t, err)
}
func TestSetField_non_exported_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
}
assert.Error(t, setField(&dummyStruct, "unexported", "fail, bitch"))
}
func TestFields_on_struct(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
fields, err := fields(dummyStruct)
assert.NoError(t, err)
assert.Equal(t, fields, []string{"Dummy", "Yummy"})
}
func TestFields_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
Yummy: 123,
}
fields, err := fields(dummyStruct)
assert.NoError(t, err)
assert.Equal(t, fields, []string{"Dummy", "Yummy"})
}
func TestFields_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := fields(dummy)
assert.Error(t, err)
}
func TestFields_with_non_exported_fields(t *testing.T) {
dummyStruct := TestStruct{
unexported: 6789,
Dummy: "test",
Yummy: 123,
}
fields, err := fields(dummyStruct)
assert.NoError(t, err)
assert.Equal(t, fields, []string{"Dummy", "Yummy"})
}
func TestHasField_on_struct_pointer_with_existing_field(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
Yummy: 123,
}
has, err := hasField(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.True(t, has)
}
func TestHasField_non_existing_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
has, err := hasField(dummyStruct, "Test")
assert.NoError(t, err)
assert.False(t, has)
}
func TestHasField_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := hasField(dummy, "Test")
assert.Error(t, err)
}
func TestHasField_unexported_field(t *testing.T) {
dummyStruct := TestStruct{
unexported: 7890,
Dummy: "test",
Yummy: 123,
}
has, err := hasField(dummyStruct, "unexported")
assert.NoError(t, err)
assert.False(t, has)
}
func TestTags_on_struct(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
tags, err := tags(dummyStruct, "test")
assert.NoError(t, err)
assert.Equal(t, tags, map[string]string{
"Dummy": "dummytag",
"Yummy": "yummytag",
})
}
func TestTags_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
Yummy: 123,
}
tags, err := tags(dummyStruct, "test")
assert.NoError(t, err)
assert.Equal(t, tags, map[string]string{
"Dummy": "dummytag",
"Yummy": "yummytag",
})
}
func TestTags_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := tags(dummy, "test")
assert.Error(t, err)
}
func TestItems_on_struct(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
tags, err := items(dummyStruct)
assert.NoError(t, err)
assert.Equal(t, tags, map[string]interface{}{
"Dummy": "test",
"Yummy": 123,
})
}
func TestItems_on_struct_pointer(t *testing.T) {
dummyStruct := &TestStruct{
Dummy: "test",
Yummy: 123,
}
tags, err := items(dummyStruct)
assert.NoError(t, err)
assert.Equal(t, tags, map[string]interface{}{
"Dummy": "test",
"Yummy": 123,
})
}
func TestItems_on_non_struct(t *testing.T) {
dummy := "abc 123"
_, err := items(dummy)
assert.Error(t, err)
}
func TestSetField_int64_field(t *testing.T) {
type A struct {
ID int64
}
dummyStruct := A{ID: 10}
err := setField(&dummyStruct, "ID", int64(20))
assert.Nil(t, err)
assert.Equal(t, int64(20), dummyStruct.ID)
}
func TestSetField_pointer_field(t *testing.T) {
type A struct {
ID int64
}
var ptr *A
ptr = &A{ID: 10}
err := setField(&ptr, "ID", int64(20))
assert.Nil(t, err)
assert.Equal(t, int64(20), ptr.ID)
}
func TestHasField_on_struct_with_existing_field(t *testing.T) {
dummyStruct := TestStruct{
Dummy: "test",
Yummy: 123,
}
has, err := hasField(dummyStruct, "Dummy")
assert.NoError(t, err)
assert.True(t, has)
}