// nextPageTokens returns the tokens to use when asking for the next page of
// data.
func (r *Request) nextPageTokens() []interface{} {
if r.Operation.Paginator == nil {
return nil
}
if r.Operation.TruncationToken != "" {
tr := awsutil.ValuesAtAnyPath(r.Data, r.Operation.TruncationToken)
if tr == nil || len(tr) == 0 {
return nil
}
switch v := tr[0].(type) {
case bool:
if v == false {
return nil
}
}
}
found := false
tokens := make([]interface{}, len(r.Operation.OutputTokens))
for i, outtok := range r.Operation.OutputTokens {
v := awsutil.ValuesAtAnyPath(r.Data, outtok)
if v != nil && len(v) > 0 {
found = true
tokens[i] = v[0]
}
}
if found {
return tokens
}
return nil
}
func TestValueAtPathSuccess(t *testing.T) {
assert.Equal(t, []interface{}{"initial"}, awsutil.ValuesAtPath(data, "C"))
assert.Equal(t, []interface{}{"value1"}, awsutil.ValuesAtPath(data, "A[0].C"))
assert.Equal(t, []interface{}{"value2"}, awsutil.ValuesAtPath(data, "A[1].C"))
assert.Equal(t, []interface{}{"value3"}, awsutil.ValuesAtPath(data, "A[2].C"))
assert.Equal(t, []interface{}{"value3"}, awsutil.ValuesAtAnyPath(data, "a[2].c"))
assert.Equal(t, []interface{}{"value3"}, awsutil.ValuesAtPath(data, "A[-1].C"))
assert.Equal(t, []interface{}{"value1", "value2", "value3"}, awsutil.ValuesAtPath(data, "A[].C"))
assert.Equal(t, []interface{}{"terminal"}, awsutil.ValuesAtPath(data, "B . B . C"))
assert.Equal(t, []interface{}{"terminal", "terminal2"}, awsutil.ValuesAtPath(data, "B.*.C"))
assert.Equal(t, []interface{}{"initial"}, awsutil.ValuesAtPath(data, "A.D.X || C"))
}