From 8254bd1079512ed8c8ae8d6fe3c1daf339e4e39e Mon Sep 17 00:00:00 2001
From: drew <drew@drewolson.org>
Date: Tue, 3 Nov 2020 12:57:08 -0600
Subject: Add result and typed_result to dynamic

---
 test/gleam/dynamic_test.gleam | 51 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

(limited to 'test')

diff --git a/test/gleam/dynamic_test.gleam b/test/gleam/dynamic_test.gleam
index f4e78a0..d8b3be4 100644
--- a/test/gleam/dynamic_test.gleam
+++ b/test/gleam/dynamic_test.gleam
@@ -389,3 +389,54 @@ pub fn list_test() {
   |> dynamic.list
   |> should.equal(Error("Expected a list, got an int"))
 }
+
+pub fn result_test() {
+  Ok(1)
+  |> dynamic.from
+  |> dynamic.result
+  |> should.equal(Ok(Ok(dynamic.from(1))))
+
+  Error("error")
+  |> dynamic.from
+  |> dynamic.result
+  |> should.equal(Ok(Error(dynamic.from("error"))))
+
+  1
+  |> dynamic.from
+  |> dynamic.result
+  |> should.equal(Error("Expected a 2 element tuple, got an int"))
+
+  let tag = atom.create_from_string("bad")
+
+  tuple(tag, "value")
+  |> dynamic.from
+  |> dynamic.result
+  |> should.equal(Error("Expected a tag of \"ok\" or \"error\", got \"bad\""))
+}
+
+pub fn typed_result_test() {
+  Ok(1)
+  |> dynamic.from
+  |> dynamic.typed_result(ok: dynamic.int, error: dynamic.string)
+  |> should.equal(Ok(Ok(1)))
+
+  Error("error")
+  |> dynamic.from
+  |> dynamic.typed_result(ok: dynamic.int, error: dynamic.string)
+  |> should.equal(Ok(Error("error")))
+
+  Ok("1")
+  |> dynamic.from
+  |> dynamic.typed_result(ok: dynamic.int, error: dynamic.string)
+  |> should.equal(Error("Expected an int, got a binary"))
+
+  Error(1)
+  |> dynamic.from
+  |> dynamic.typed_result(ok: dynamic.int, error: dynamic.string)
+  |> should.equal(Error("Expected a bit_string, got an int"))
+
+  1
+  |> dynamic.from
+  |> dynamic.typed_result(ok: dynamic.int, error: dynamic.string)
+  |> should.equal(Error("Expected a 2 element tuple, got an int"))
+}
-- 
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