@@ -299,6 +299,35 @@ func Test_WorkspaceTagDefaultsFromFile(t *testing.T) {
299299// TODO: this error isn't great, but it has the desired effect.
300300expectError :`There is no variable named "foo_bar"` ,
301301},
302+ {
303+ name :"main.tf with functions in workspace tags" ,
304+ files :map [string ]string {
305+ "main.tf" :`
306+ provider "foo" {}
307+ resource "foo_bar" "baz" {
308+ name = "foobar"
309+ }
310+ variable "region" {
311+ type = string
312+ default = "region.us"
313+ }
314+ data "coder_parameter" "az" {
315+ name = "az"
316+ type = "string"
317+ default = "az.a"
318+ }
319+ data "coder_workspace_tags" "tags" {
320+ tags = {
321+ "platform" = "kubernetes",
322+ "cluster" = "${"devel"}${"opers"}"
323+ "region" = try(split(".", var.region)[1], "placeholder")
324+ "az" = try(split(".", data.coder_parameter.az.value)[1], "placeholder")
325+ }
326+ }` ,
327+ },
328+ expectTags :map [string ]string {"platform" :"kubernetes" ,"cluster" :"developers" ,"region" :"us" ,"az" :"a" },
329+ expectError :`` ,
330+ },
302331} {
303332tc := tc
304333t .Run (tc .name + "/tar" ,func (t * testing.T ) {