terraform/helper/schema/serialize_test.go

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package schema
import (
"bytes"
"testing"
)
func TestSerializeForHash(t *testing.T) {
type testCase struct {
Schema interface{}
Value interface{}
Expected string
}
tests := []testCase{
testCase{
Schema: &Schema{
Type: TypeInt,
},
Value: 0,
Expected: "0;",
},
testCase{
Schema: &Schema{
Type: TypeInt,
},
Value: 200,
Expected: "200;",
},
testCase{
Schema: &Schema{
Type: TypeBool,
},
Value: true,
Expected: "1;",
},
testCase{
Schema: &Schema{
Type: TypeBool,
},
Value: false,
Expected: "0;",
},
testCase{
Schema: &Schema{
Type: TypeFloat,
},
Value: 1.0,
Expected: "1;",
},
testCase{
Schema: &Schema{
Type: TypeFloat,
},
Value: 1.54,
Expected: "1.54;",
},
testCase{
Schema: &Schema{
Type: TypeFloat,
},
Value: 0.1,
Expected: "0.1;",
},
testCase{
Schema: &Schema{
Type: TypeString,
},
Value: "hello",
Expected: "hello;",
},
testCase{
Schema: &Schema{
Type: TypeString,
},
Value: "1",
Expected: "1;",
},
testCase{
Schema: &Schema{
Type: TypeList,
Elem: &Schema{
Type: TypeString,
},
},
Value: []interface{}{},
Expected: "();",
},
testCase{
Schema: &Schema{
Type: TypeList,
Elem: &Schema{
Type: TypeString,
},
},
Value: []interface{}{"hello", "world"},
Expected: "(hello;world;);",
},
testCase{
Schema: &Schema{
Type: TypeList,
Elem: &Resource{
Schema: map[string]*Schema{
"fo": &Schema{
Type: TypeString,
Required: true,
},
"fum": &Schema{
Type: TypeString,
Required: true,
},
},
},
},
Value: []interface{}{
map[string]interface{}{
"fo": "bar",
},
map[string]interface{}{
"fo": "baz",
"fum": "boz",
},
},
Expected: "(<fo:bar;fum:;>;<fo:baz;fum:boz;>;);",
},
testCase{
Schema: &Schema{
Type: TypeSet,
Elem: &Schema{
Type: TypeString,
},
},
Value: NewSet(func(i interface{}) int { return len(i.(string)) }, []interface{}{
"hello",
"woo",
}),
Expected: "{woo;hello;};",
},
testCase{
Schema: &Schema{
Type: TypeMap,
Elem: &Schema{
Type: TypeString,
},
},
Value: map[string]interface{}{
"foo": "bar",
"baz": "foo",
},
Expected: "[baz:foo;foo:bar;];",
},
testCase{
Schema: &Resource{
Schema: map[string]*Schema{
"name": &Schema{
Type: TypeString,
Required: true,
},
"size": &Schema{
Type: TypeInt,
Optional: true,
},
"green": &Schema{
Type: TypeBool,
Optional: true,
Computed: true,
},
"upside_down": &Schema{
Type: TypeBool,
Computed: true,
},
},
},
Value: map[string]interface{}{
"name": "my-fun-database",
"size": 12,
"green": true,
},
Expected: "green:1;name:my-fun-database;size:12;",
},
}
for _, test := range tests {
var gotBuf bytes.Buffer
schema := test.Schema
switch s := schema.(type) {
case *Schema:
SerializeValueForHash(&gotBuf, test.Value, s)
case *Resource:
SerializeResourceForHash(&gotBuf, test.Value, s)
}
got := gotBuf.String()
if got != test.Expected {
t.Errorf("hash(%#v) got %#v, but want %#v", test.Value, got, test.Expected)
}
}
}