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Copy pathinterpolate_test.go
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324 lines (281 loc) · 5.85 KB
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package config
import (
"reflect"
"strings"
"testing"
)
/*
func TestNewInterpolation(t *testing.T) {
cases := []struct {
Input string
Result Interpolation
Error bool
}{
{
"foo",
nil,
true,
},
{
"var.foo",
&VariableInterpolation{
Variable: &UserVariable{
Name: "foo",
key: "var.foo",
},
key: "var.foo",
},
false,
},
{
"lookup(var.foo, var.bar)",
&FunctionInterpolation{
Func: nil, // Funcs["lookup"]
Args: []InterpolatedVariable{
&UserVariable{
Name: "foo",
key: "var.foo",
},
&UserVariable{
Name: "bar",
key: "var.bar",
},
},
key: "lookup(var.foo, var.bar)",
},
false,
},
}
for i, tc := range cases {
actual, err := NewInterpolation(tc.Input)
if (err != nil) != tc.Error {
t.Fatalf("%d. Error: %s", i, err)
}
// This is jank, but reflect.DeepEqual never has functions
// being the same.
if f, ok := actual.(*FunctionInterpolation); ok {
f.Func = nil
}
if !reflect.DeepEqual(actual, tc.Result) {
t.Fatalf("%d bad: %#v", i, actual)
}
}
}
*/
func TestNewInterpolatedVariable(t *testing.T) {
cases := []struct {
Input string
Result InterpolatedVariable
Error bool
}{
{
"var.foo",
&UserVariable{
Name: "foo",
key: "var.foo",
},
false,
},
}
for i, tc := range cases {
actual, err := NewInterpolatedVariable(tc.Input)
if (err != nil) != tc.Error {
t.Fatalf("%d. Error: %s", i, err)
}
if !reflect.DeepEqual(actual, tc.Result) {
t.Fatalf("%d bad: %#v", i, actual)
}
}
}
func TestNewResourceVariable(t *testing.T) {
v, err := NewResourceVariable("foo.bar.baz")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Type != "foo" {
t.Fatalf("bad: %#v", v)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v)
}
if v.Field != "baz" {
t.Fatalf("bad: %#v", v)
}
if v.Multi {
t.Fatal("should not be multi")
}
if v.FullKey() != "foo.bar.baz" {
t.Fatalf("bad: %#v", v)
}
}
func TestNewUserVariable(t *testing.T) {
v, err := NewUserVariable("var.bar")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v.Name)
}
if v.FullKey() != "var.bar" {
t.Fatalf("bad: %#v", v)
}
}
func TestNewUserVariable_map(t *testing.T) {
v, err := NewUserVariable("var.bar.baz")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v.Name)
}
if v.Elem != "baz" {
t.Fatalf("bad: %#v", v.Elem)
}
if v.FullKey() != "var.bar.baz" {
t.Fatalf("bad: %#v", v)
}
}
func TestFunctionInterpolation_impl(t *testing.T) {
var _ Interpolation = new(FunctionInterpolation)
}
func TestFunctionInterpolation(t *testing.T) {
v1, err := NewInterpolatedVariable("var.foo")
if err != nil {
t.Fatalf("err: %s", err)
}
v2, err := NewInterpolatedVariable("var.bar")
if err != nil {
t.Fatalf("err: %s", err)
}
fn := func(vs map[string]string, args ...string) (string, error) {
return strings.Join(args, " "), nil
}
i := &FunctionInterpolation{
Func: fn,
Args: []Interpolation{
&VariableInterpolation{Variable: v1},
&VariableInterpolation{Variable: v2},
},
}
expected := map[string]InterpolatedVariable{
"var.foo": v1,
"var.bar": v2,
}
if !reflect.DeepEqual(i.Variables(), expected) {
t.Fatalf("bad: %#v", i.Variables())
}
actual, err := i.Interpolate(map[string]string{
"var.foo": "bar",
"var.bar": "baz",
})
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "bar baz" {
t.Fatalf("bad: %#v", actual)
}
}
func TestLiteralInterpolation_impl(t *testing.T) {
var _ Interpolation = new(LiteralInterpolation)
}
func TestLiteralInterpolation(t *testing.T) {
i := &LiteralInterpolation{
Literal: "bar",
}
if i.Variables() != nil {
t.Fatalf("bad: %#v", i.Variables())
}
actual, err := i.Interpolate(nil)
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "bar" {
t.Fatalf("bad: %#v", actual)
}
}
func TestResourceVariable_impl(t *testing.T) {
var _ InterpolatedVariable = new(ResourceVariable)
}
func TestResourceVariable_Multi(t *testing.T) {
v, err := NewResourceVariable("foo.bar.*.baz")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Type != "foo" {
t.Fatalf("bad: %#v", v)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v)
}
if v.Field != "baz" {
t.Fatalf("bad: %#v", v)
}
if !v.Multi {
t.Fatal("should be multi")
}
}
func TestResourceVariable_MultiIndex(t *testing.T) {
cases := []struct {
Input string
Index int
Field string
}{
{"foo.bar.*.baz", -1, "baz"},
{"foo.bar.0.baz", 0, "baz"},
{"foo.bar.5.baz", 5, "baz"},
}
for _, tc := range cases {
v, err := NewResourceVariable(tc.Input)
if err != nil {
t.Fatalf("err: %s", err)
}
if !v.Multi {
t.Fatalf("should be multi: %s", tc.Input)
}
if v.Index != tc.Index {
t.Fatalf("bad: %d\n\n%s", v.Index, tc.Input)
}
if v.Field != tc.Field {
t.Fatalf("bad: %s\n\n%s", v.Field, tc.Input)
}
}
}
func TestUserVariable_impl(t *testing.T) {
var _ InterpolatedVariable = new(UserVariable)
}
func TestVariableInterpolation_impl(t *testing.T) {
var _ Interpolation = new(VariableInterpolation)
}
func TestVariableInterpolation(t *testing.T) {
uv, err := NewUserVariable("var.foo")
if err != nil {
t.Fatalf("err: %s", err)
}
i := &VariableInterpolation{Variable: uv}
expected := map[string]InterpolatedVariable{"var.foo": uv}
if !reflect.DeepEqual(i.Variables(), expected) {
t.Fatalf("bad: %#v", i.Variables())
}
actual, err := i.Interpolate(map[string]string{
"var.foo": "bar",
})
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "bar" {
t.Fatalf("bad: %#v", actual)
}
}
func TestVariableInterpolation_missing(t *testing.T) {
uv, err := NewUserVariable("var.foo")
if err != nil {
t.Fatalf("err: %s", err)
}
i := &VariableInterpolation{Variable: uv}
_, err = i.Interpolate(map[string]string{
"var.bar": "bar",
})
if err == nil {
t.Fatal("should error")
}
}