From 29398e1848b0615afda30fb1da4ec8d81eccc1c5 Mon Sep 17 00:00:00 2001
From: Louis Pilfold <louis@lpil.uk>
Date: Sun, 8 Aug 2021 22:14:56 +0100
Subject: Bit string slice

---
 test/gleam/bit_string_test.gleam | 70 +++++++++++++++++++++-------------------
 1 file changed, 36 insertions(+), 34 deletions(-)

(limited to 'test')

diff --git a/test/gleam/bit_string_test.gleam b/test/gleam/bit_string_test.gleam
index e86dd5d..a395672 100644
--- a/test/gleam/bit_string_test.gleam
+++ b/test/gleam/bit_string_test.gleam
@@ -33,40 +33,42 @@ pub fn concat_test() {
   |> should.equal(<<1, 2, 3, 4>>)
 }
 
-if erlang {
-  pub fn part_test() {
-    bit_string.from_string("hello")
-    |> bit_string.part(0, 5)
-    |> should.equal(Ok(bit_string.from_string("hello")))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(0, 0)
-    |> should.equal(Ok(bit_string.from_string("")))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(2, 2)
-    |> should.equal(Ok(bit_string.from_string("ll")))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(5, -2)
-    |> should.equal(Ok(bit_string.from_string("lo")))
-
-    bit_string.from_string("")
-    |> bit_string.part(0, 0)
-    |> should.equal(Ok(bit_string.from_string("")))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(6, 0)
-    |> should.equal(Error(Nil))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(-1, 1)
-    |> should.equal(Error(Nil))
-
-    bit_string.from_string("hello")
-    |> bit_string.part(1, 6)
-    |> should.equal(Error(Nil))
-  }
+pub fn slice_test() {
+  <<"hello":utf8>>
+  |> bit_string.slice(0, 5)
+  |> should.equal(Ok(<<"hello":utf8>>))
+
+  <<"hello":utf8>>
+  |> bit_string.slice(0, 0)
+  |> should.equal(Ok(<<"":utf8>>))
+
+  <<"hello":utf8>>
+  |> bit_string.slice(2, 2)
+  |> should.equal(Ok(<<"ll":utf8>>))
+
+  <<"hello":utf8>>
+  |> bit_string.slice(5, -2)
+  |> should.equal(Ok(<<"lo":utf8>>))
+
+  <<"":utf8>>
+  |> bit_string.slice(0, 0)
+  |> should.equal(Ok(<<"":utf8>>))
+
+  <<"hello":utf8>>
+  |> bit_string.slice(6, 0)
+  |> should.equal(Error(Nil))
+
+  <<"hello":utf8>>
+  |> bit_string.slice(1, -2)
+  |> should.equal(Error(Nil))
+
+  bit_string.from_string("hello")
+  |> bit_string.slice(-1, 1)
+  |> should.equal(Error(Nil))
+
+  bit_string.from_string("hello")
+  |> bit_string.slice(1, 6)
+  |> should.equal(Error(Nil))
 }
 
 pub fn to_string_test() {
-- 
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