Rename gleam/expect to gleam/should (#27)

13 files changed, 400 insertions, 400 deletions

diff --git a/test/gleam/atom_test.gleam b/test/gleam/atom_test.gleam
index 1f24336..da0699a 100644
--- a/test/gleam/atom_test.gleam
+++ b/test/gleam/atom_test.gleam
@@ -1,45 +1,45 @@
 import gleam/atom
-import gleam/expect
+import gleam/should
 
 pub fn from_string_test() {
   "ok"
   |> atom.from_string
-  |> expect.is_ok
+  |> should.be_ok
 
   "expect"
   |> atom.from_string
-  |> expect.is_ok
+  |> should.be_ok
 
   "this is not an atom we have seen before"
   |> atom.from_string
-  |> expect.equal(_, Error(atom.AtomNotLoaded))
+  |> should.equal(_, Error(atom.AtomNotLoaded))
 }
 
 pub fn create_from_string_test() {
   "ok"
   |> atom.create_from_string
   |> Ok
-  |> expect.equal(_, atom.from_string("ok"))
+  |> should.equal(_, atom.from_string("ok"))
 
   "expect"
   |> atom.create_from_string
   |> Ok
-  |> expect.equal(_, atom.from_string("expect"))
+  |> should.equal(_, atom.from_string("expect"))
 
   "this is another atom we have not seen before"
   |> atom.create_from_string
   |> Ok
-  |> expect.equal(_, atom.from_string("this is another atom we have not seen before"))
+  |> should.equal(_, atom.from_string("this is another atom we have not seen before"))
 }
 
 pub fn to_string_test() {
   "ok"
   |> atom.create_from_string
   |> atom.to_string
-  |> expect.equal(_, "ok")
+  |> should.equal(_, "ok")
 
   "expect"
   |> atom.create_from_string
   |> atom.to_string
-  |> expect.equal(_, "expect")
+  |> should.equal(_, "expect")
 }
diff --git a/test/gleam/bool_test.gleam b/test/gleam/bool_test.gleam
index 8c30579..4e2b8e0 100644
--- a/test/gleam/bool_test.gleam
+++ b/test/gleam/bool_test.gleam
@@ -1,61 +1,61 @@
 import gleam/bool
 import gleam/order
-import gleam/expect
+import gleam/should
 
 pub fn negate_test() {
   bool.negate(True)
-  |> expect.false
+  |> should.be_false
 
   bool.negate(False)
-  |> expect.true
+  |> should.be_true
 }
 
 pub fn compare_test() {
   bool.compare(True, True)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   bool.compare(True, False)
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 
   bool.compare(False, False)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   bool.compare(False, True)
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 }
 
 pub fn max_test() {
   bool.max(True, True)
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 
   bool.max(True, False)
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 
   bool.max(False, False)
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 
   bool.max(False, True)
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 }
 
 pub fn min_test() {
   bool.min(True, True)
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 
   bool.min(True, False)
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 
   bool.min(False, False)
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 
   bool.min(False, True)
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 }
 
 pub fn to_int_test() {
   bool.to_int(True)
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   bool.to_int(False)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 }
diff --git a/test/gleam/dynamic_test.gleam b/test/gleam/dynamic_test.gleam
index 2e51517..080e6e7 100644
--- a/test/gleam/dynamic_test.gleam
+++ b/test/gleam/dynamic_test.gleam
@@ -1,7 +1,7 @@
 import gleam/dynamic
 import gleam/atom
 import gleam/list
-import gleam/expect
+import gleam/should
 import gleam/result
 import gleam/map
 
@@ -9,116 +9,116 @@ pub fn string_test() {
   ""
   |> dynamic.from
   |> dynamic.string
-  |> expect.equal(_, Ok(""))
+  |> should.equal(_, Ok(""))
 
   "Hello"
   |> dynamic.from
   |> dynamic.string
-  |> expect.equal(_, Ok("Hello"))
+  |> should.equal(_, Ok("Hello"))
 
   1
   |> dynamic.from
   |> dynamic.string
-  |> expect.equal(_, Error("Expected a String, got `1`"))
+  |> should.equal(_, Error("Expected a String, got `1`"))
 
   []
   |> dynamic.from
   |> dynamic.string
-  |> expect.equal(_, Error("Expected a String, got `[]`"))
+  |> should.equal(_, Error("Expected a String, got `[]`"))
 }
 
 pub fn int_test() {
   1
   |> dynamic.from
   |> dynamic.int
-  |> expect.equal(_, Ok(1))
+  |> should.equal(_, Ok(1))
 
   2
   |> dynamic.from
   |> dynamic.int
-  |> expect.equal(_, Ok(2))
+  |> should.equal(_, Ok(2))
 
   1.0
   |> dynamic.from
   |> dynamic.int
-  |> expect.equal(_, Error("Expected an Int, got `1.0`"))
+  |> should.equal(_, Error("Expected an Int, got `1.0`"))
 
   []
   |> dynamic.from
   |> dynamic.int
-  |> expect.equal(_, Error("Expected an Int, got `[]`"))
+  |> should.equal(_, Error("Expected an Int, got `[]`"))
 }
 
 pub fn float_test() {
   1.0
   |> dynamic.from
   |> dynamic.float
-  |> expect.equal(_, Ok(1.0))
+  |> should.equal(_, Ok(1.0))
 
   2.2
   |> dynamic.from
   |> dynamic.float
-  |> expect.equal(_, Ok(2.2))
+  |> should.equal(_, Ok(2.2))
 
   1
   |> dynamic.from
   |> dynamic.float
-  |> expect.equal(_, Error("Expected a Float, got `1`"))
+  |> should.equal(_, Error("Expected a Float, got `1`"))
 
   []
   |> dynamic.from
   |> dynamic.float
-  |> expect.equal(_, Error("Expected a Float, got `[]`"))
+  |> should.equal(_, Error("Expected a Float, got `[]`"))
 }
 
 pub fn thunk_test() {
   fn() { 1 }
   |> dynamic.from
   |> dynamic.thunk
-  |> expect.is_ok
+  |> should.be_ok
 
   fn() { 1 }
   |> dynamic.from
   |> dynamic.thunk
   |> result.map(_, fn(f) { f() })
-  |> expect.equal(_, Ok(dynamic.from(1)))
+  |> should.equal(_, Ok(dynamic.from(1)))
 
   fn(x) { x }
   |> dynamic.from
   |> dynamic.thunk
-  |> expect.is_error
+  |> should.be_error
 
   1
   |> dynamic.from
   |> dynamic.thunk
-  |> expect.is_error
+  |> should.be_error
 
   []
   |> dynamic.from
   |> dynamic.thunk
-  |> expect.is_error
+  |> should.be_error
 }
 
 pub fn bool_test() {
   True
   |> dynamic.from
   |> dynamic.bool
-  |> expect.equal(_, Ok(True))
+  |> should.equal(_, Ok(True))
 
   False
   |> dynamic.from
   |> dynamic.bool
-  |> expect.equal(_, Ok(False))
+  |> should.equal(_, Ok(False))
 
   1
   |> dynamic.from
   |> dynamic.bool
-  |> expect.equal(_, Error("Expected a Bool, got `1`"))
+  |> should.equal(_, Error("Expected a Bool, got `1`"))
 
   []
   |> dynamic.from
   |> dynamic.bool
-  |> expect.equal(_, Error("Expected a Bool, got `[]`"))
+  |> should.equal(_, Error("Expected a Bool, got `[]`"))
 }
 
 pub fn atom_test() {
@@ -126,65 +126,65 @@ pub fn atom_test() {
     |> atom.create_from_string
     |> dynamic.from
     |> dynamic.atom
-    |> expect.equal(_, Ok(atom.create_from_string("")))
+    |> should.equal(_, Ok(atom.create_from_string("")))
 
   "ok"
     |> atom.create_from_string
     |> dynamic.from
     |> dynamic.atom
-    |> expect.equal(_, Ok(atom.create_from_string("ok")))
+    |> should.equal(_, Ok(atom.create_from_string("ok")))
 
   1
     |> dynamic.from
     |> dynamic.atom
-    |> expect.is_error
+    |> should.be_error
 
   []
     |> dynamic.from
     |> dynamic.atom
-    |> expect.is_error
+    |> should.be_error
 }
 
 pub fn list_test() {
   []
   |> dynamic.from
   |> dynamic.list(_, dynamic.string)
-  |> expect.equal(_, Ok([]))
+  |> should.equal(_, Ok([]))
 
   []
   |> dynamic.from
   |> dynamic.list(_, dynamic.int)
-  |> expect.equal(_, Ok([]))
+  |> should.equal(_, Ok([]))
 
   [1, 2, 3]
   |> dynamic.from
   |> dynamic.list(_, dynamic.int)
-  |> expect.equal(_, Ok([1, 2, 3]))
+  |> should.equal(_, Ok([1, 2, 3]))
 
   [[1], [2], [3]]
   |> dynamic.from
   |> dynamic.list(_, dynamic.list(_, dynamic.int))
-  |> expect.equal(_, Ok([[1], [2], [3]]))
+  |> should.equal(_, Ok([[1], [2], [3]]))
 
   1
   |> dynamic.from
   |> dynamic.list(_, dynamic.string)
-  |> expect.is_error
+  |> should.be_error
 
   1.0
   |> dynamic.from
   |> dynamic.list(_, dynamic.int)
-  |> expect.is_error
+  |> should.be_error
 
   [""]
   |> dynamic.from
   |> dynamic.list(_, dynamic.int)
-  |> expect.is_error
+  |> should.be_error
 
   [dynamic.from(1), dynamic.from("not an int")]
   |> dynamic.from
   |> dynamic.list(_, dynamic.int)
-  |> expect.is_error
+  |> should.be_error
 }
 
 pub fn field_test() {
@@ -195,29 +195,29 @@ pub fn field_test() {
   |> map.insert(_, ok_atom, 1)
   |> dynamic.from
   |> dynamic.field(_, ok_atom)
-  |> expect.equal(_, Ok(dynamic.from(1)))
+  |> should.equal(_, Ok(dynamic.from(1)))
 
   map.new()
   |> map.insert(_, ok_atom, 3)
   |> map.insert(_, error_atom, 1)
   |> dynamic.from
   |> dynamic.field(_, ok_atom)
-  |> expect.equal(_, Ok(dynamic.from(3)))
+  |> should.equal(_, Ok(dynamic.from(3)))
 
   map.new()
   |> dynamic.from
   |> dynamic.field(_, ok_atom)
-  |> expect.is_error
+  |> should.be_error
 
   1
   |> dynamic.from
   |> dynamic.field(_, ok_atom)
-  |> expect.is_error
+  |> should.be_error
 
   []
   |> dynamic.from
   |> dynamic.field(_, [])
-  |> expect.is_error
+  |> should.be_error
 }
 
 pub fn element_test() {
@@ -227,31 +227,31 @@ pub fn element_test() {
   ok_one_tuple
   |> dynamic.from
   |> dynamic.element(_, 0)
-  |> expect.equal(_, Ok(dynamic.from(ok_atom)))
+  |> should.equal(_, Ok(dynamic.from(ok_atom)))
 
   ok_one_tuple
   |> dynamic.from
   |> dynamic.element(_, 1)
-  |> expect.equal(_, Ok(dynamic.from(1)))
+  |> should.equal(_, Ok(dynamic.from(1)))
 
   ok_one_tuple
   |> dynamic.from
   |> dynamic.element(_, 2)
-  |> expect.is_error
+  |> should.be_error
 
   ok_one_tuple
   |> dynamic.from
   |> dynamic.element(_, -1)
-  |> expect.is_error
+  |> should.be_error
 
   1
   |> dynamic.from
   |> dynamic.element(_, 0)
-  |> expect.is_error
+  |> should.be_error
 
   map.new()
   |> map.insert(_, 1, ok_atom)
   |> dynamic.from
   |> dynamic.element(_, 0)
-  |> expect.is_error
+  |> should.be_error
 }
diff --git a/test/gleam/float_test.gleam b/test/gleam/float_test.gleam
index f10565c..038801a 100644
--- a/test/gleam/float_test.gleam
+++ b/test/gleam/float_test.gleam
@@ -1,185 +1,185 @@
-import gleam/expect
+import gleam/should
 import gleam/float
 import gleam/order
 
 pub fn parse_test() {
   "1.23"
   |> float.parse
-  |> expect.equal(_, Ok(1.23))
+  |> should.equal(_, Ok(1.23))
 
   "5.0"
   |> float.parse
-  |> expect.equal(_, Ok(5.0))
+  |> should.equal(_, Ok(5.0))
 
   "0.123456789"
   |> float.parse
-  |> expect.equal(_, Ok(0.123456789))
+  |> should.equal(_, Ok(0.123456789))
 
   ""
   |> float.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   "what"
   |> float.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   "1"
   |> float.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn to_string_test() {
   123.0
   |> float.to_string
-  |> expect.equal(_, "123.0")
+  |> should.equal(_, "123.0")
 
   -8.1
   |> float.to_string
-  |> expect.equal(_, "-8.1")
+  |> should.equal(_, "-8.1")
 }
 
 pub fn compare_test() {
   float.compare(0., 0.)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   float.compare(0.1, 0.1)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   float.compare(0., 0.1)
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 
   float.compare(-2., -1.9)
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 
   float.compare(2., 1.9)
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 
   float.compare(-1.9, -2.)
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 }
 
 pub fn ceiling_test() {
   8.1
   |> float.ceiling
-  |> expect.equal(_, 9.0)
+  |> should.equal(_, 9.0)
 
   -8.1
   |> float.ceiling
-  |> expect.equal(_, -8.0)
+  |> should.equal(_, -8.0)
 
   -8.0
   |> float.ceiling
-  |> expect.equal(_, -8.0)
+  |> should.equal(_, -8.0)
 }
 
 pub fn floor_test() {
   8.1
   |> float.floor
-  |> expect.equal(_, 8.0)
+  |> should.equal(_, 8.0)
 
   -8.1
   |> float.floor
-  |> expect.equal(_, -9.0)
+  |> should.equal(_, -9.0)
 
   -8.0
   |> float.floor
-  |> expect.equal(_, -8.0)
+  |> should.equal(_, -8.0)
 }
 
 pub fn round_test() {
   8.1
   |> float.round
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.4
   |> float.round
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.499
   |> float.round
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.5
   |> float.round
-  |> expect.equal(_, 9)
+  |> should.equal(_, 9)
 
   -8.1
   |> float.round
-  |> expect.equal(_, -8)
+  |> should.equal(_, -8)
 
   -7.5
   |> float.round
-  |> expect.equal(_, -8)
+  |> should.equal(_, -8)
 }
 
 pub fn truncate_test() {
   8.1
   |> float.truncate
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.4
   |> float.truncate
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.499
   |> float.truncate
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   8.5
   |> float.truncate
-  |> expect.equal(_, 8)
+  |> should.equal(_, 8)
 
   -8.1
   |> float.truncate
-  |> expect.equal(_, -8)
+  |> should.equal(_, -8)
 
   -7.5
   |> float.truncate
-  |> expect.equal(_, -7)
+  |> should.equal(_, -7)
 }
 
 pub fn min_test() {
   float.min(0., 0.)
-  |> expect.equal(_, 0.)
+  |> should.equal(_, 0.)
 
   float.min(0.3, 1.5)
-  |> expect.equal(_, 0.3)
+  |> should.equal(_, 0.3)
 
   float.min(1., 0.)
-  |> expect.equal(_, 0.)
+  |> should.equal(_, 0.)
 
   float.min(-1.7, 2.5)
-  |> expect.equal(_, -1.7)
+  |> should.equal(_, -1.7)
 
   float.min(-2.2, -2.2)
-  |> expect.equal(_, -2.2)
+  |> should.equal(_, -2.2)
 
   float.min(-1., -1.)
-  |> expect.equal(_, -1.)
+  |> should.equal(_, -1.)
 
   float.min(-1.1, -1.)
-  |> expect.equal(_, -1.1)
+  |> should.equal(_, -1.1)
 }
 
 pub fn max_test() {
   float.max(0., 0.)
-  |> expect.equal(_, 0.)
+  |> should.equal(_, 0.)
 
   float.max(0.3, 1.5)
-  |> expect.equal(_, 1.5)
+  |> should.equal(_, 1.5)
 
   float.max(1., 0.)
-  |> expect.equal(_, 1.)
+  |> should.equal(_, 1.)
 
   float.max(-1.7, 2.5)
-  |> expect.equal(_, 2.5)
+  |> should.equal(_, 2.5)
 
   float.max(-2.2, -2.2)
-  |> expect.equal(_, -2.2)
+  |> should.equal(_, -2.2)
 
   float.max(-1., -1.)
-  |> expect.equal(_, -1.)
+  |> should.equal(_, -1.)
 
   float.max(-1.1, -1.)
-  |> expect.equal(_, -1.)
+  |> should.equal(_, -1.)
 }
diff --git a/test/gleam/function_test.gleam b/test/gleam/function_test.gleam
index 1c3b4b8..ee4fc00 100644
--- a/test/gleam/function_test.gleam
+++ b/test/gleam/function_test.gleam
@@ -1,4 +1,4 @@
-import gleam/expect
+import gleam/should
 import gleam/function
 import gleam/int
 import gleam/list
@@ -13,7 +13,7 @@ pub fn compose_test() {
 
   1
   |> add_five
-  |> expect.equal(_, 6)
+  |> should.equal(_, 6)
 
   // Takes a list of ints and returns the head as a string (if there is one, or
   // else "0" if there is not)
@@ -24,11 +24,11 @@ pub fn compose_test() {
 
   [1]
   |> head_to_string
-  |> expect.equal(_, "1")
+  |> should.equal(_, "1")
 
   []
   |> head_to_string
-  |> expect.equal(_, "0")
+  |> should.equal(_, "0")
 }
 
 pub fn flip_test() {
@@ -43,26 +43,26 @@ pub fn flip_test() {
   let flipped_fun = function.flip(fun)
 
   fun("Bob", 1)
-  |> expect.equal(_, "String: 'Bob', Int: '1'")
+  |> should.equal(_, "String: 'Bob', Int: '1'")
 
   flipped_fun(2, "Alice")
-  |> expect.equal(_, "String: 'Alice', Int: '2'")
+  |> should.equal(_, "String: 'Alice', Int: '2'")
 }
 
 pub fn identity_test() {
   1
   |> function.identity
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   ""
   |> function.identity
-  |> expect.equal(_, "")
+  |> should.equal(_, "")
 
   []
   |> function.identity
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   tuple(1, 2.0)
   |> function.identity
-  |> expect.equal(_, tuple(1, 2.0))
+  |> should.equal(_, tuple(1, 2.0))
 }
diff --git a/test/gleam/int_test.gleam b/test/gleam/int_test.gleam
index 98428d1..267645b 100644
--- a/test/gleam/int_test.gleam
+++ b/test/gleam/int_test.gleam
@@ -1,159 +1,159 @@
-import gleam/expect
+import gleam/should
 import gleam/int
 import gleam/order
 
 pub fn to_string() {
   123
   |> int.to_string
-  |> expect.equal(_, "123")
+  |> should.equal(_, "123")
 
   -123
   |> int.to_string
-  |> expect.equal(_, "-123")
+  |> should.equal(_, "-123")
 
   0123
   |> int.to_string
-  |> expect.equal(_, "123")
+  |> should.equal(_, "123")
 }
 
 pub fn parse() {
   "123"
   |> int.parse
-  |> expect.equal(_, Ok(123))
+  |> should.equal(_, Ok(123))
 
   "-123"
   |> int.parse
-  |> expect.equal(_, Ok(-123))
+  |> should.equal(_, Ok(-123))
 
   "0123"
   |> int.parse
-  |> expect.equal(_, Ok(123))
+  |> should.equal(_, Ok(123))
 
   ""
   |> int.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   "what"
   |> int.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   "1.23"
   |> int.parse
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn to_base_string() {
   100
   |> int.to_base_string(_, 16)
-  |> expect.equal(_, "64")
+  |> should.equal(_, "64")
 
   -100
   |> int.to_base_string(_, 16)
-  |> expect.equal(_, "-64")
+  |> should.equal(_, "-64")
 }
 
 pub fn compare_test() {
   int.compare(0, 0)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   int.compare(1, 1)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   int.compare(0, 1)
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 
   int.compare(-2, -1)
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 
   int.compare(2, 1)
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 
   int.compare(-1, -2)
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 }
 
 pub fn min_test() {
   int.min(0, 0)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   int.min(0, 1)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   int.min(1, 0)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   int.min(-1, 2)
-  |> expect.equal(_, -1)
+  |> should.equal(_, -1)
 
   int.min(2, -2)
-  |> expect.equal(_, -2)
+  |> should.equal(_, -2)
 
   int.min(-1, -1)
-  |> expect.equal(_, -1)
+  |> should.equal(_, -1)
 }
 
 pub fn max_test() {
   int.max(0, 0)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   int.max(0, 1)
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   int.max(1, 0)
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   int.max(-1, 2)
-  |> expect.equal(_, 2)
+  |> should.equal(_, 2)
 
   int.max(2, -2)
-  |> expect.equal(_, 2)
+  |> should.equal(_, 2)
 
   int.max(-1, -1)
-  |> expect.equal(_, -1)
+  |> should.equal(_, -1)
 }
 
 pub fn is_even_test() {
   int.is_even(0)
-  |> expect.true
+  |> should.be_true
 
   int.is_even(2)
-  |> expect.true
+  |> should.be_true
 
   int.is_even(-2)
-  |> expect.true
+  |> should.be_true
 
   int.is_even(10006)
-  |> expect.true
+  |> should.be_true
 
   int.is_even(1)
-  |> expect.false
+  |> should.be_false
 
   int.is_even(-3)
-  |> expect.false
+  |> should.be_false
 
   int.is_even(10005)
-  |> expect.false
+  |> should.be_false
 }
 
 pub fn is_odd_test() {
   int.is_odd(0)
-  |> expect.false
+  |> should.be_false
 
   int.is_odd(2)
-  |> expect.false
+  |> should.be_false
 
   int.is_odd(-2)
-  |> expect.false
+  |> should.be_false
 
   int.is_odd(10006)
-  |> expect.false
+  |> should.be_false
 
   int.is_odd(1)
-  |> expect.true
+  |> should.be_true
 
   int.is_odd(-3)
-  |> expect.true
+  |> should.be_true
 
   int.is_odd(10005)
-  |> expect.true
+  |> should.be_true
 }
diff --git a/test/gleam/iodata_test.gleam b/test/gleam/iodata_test.gleam
index 0b0e248..e9922e4 100644
--- a/test/gleam/iodata_test.gleam
+++ b/test/gleam/iodata_test.gleam
@@ -1,4 +1,4 @@
-import gleam/expect
+import gleam/should
 import gleam/iodata
 
 pub fn iodata_test() {
@@ -9,11 +9,11 @@ pub fn iodata_test() {
 
   data
   |> iodata.to_string
-  |> expect.equal(_, "Hello, world!")
+  |> should.equal(_, "Hello, world!")
 
   data
   |> iodata.byte_size
-  |> expect.equal(_, 13)
+  |> should.equal(_, 13)
 
   let data = iodata.new("ello")
     |> iodata.append_iodata(_, iodata.new(","))
@@ -22,11 +22,11 @@ pub fn iodata_test() {
 
   data
   |> iodata.to_string
-  |> expect.equal(_, "Hello, world!")
+  |> should.equal(_, "Hello, world!")
 
   data
   |> iodata.byte_size
-  |> expect.equal(_, 13)
+  |> should.equal(_, 13)
 }
 
 pub fn lowercase_test() {
@@ -34,7 +34,7 @@ pub fn lowercase_test() {
   |> iodata.from_strings
   |> iodata.lowercase
   |> iodata.to_string
-  |> expect.equal(_, "gleamgleam")
+  |> should.equal(_, "gleamgleam")
 }
 
 pub fn uppercase_test() {
@@ -42,49 +42,49 @@ pub fn uppercase_test() {
   |> iodata.from_strings
   |> iodata.uppercase
   |> iodata.to_string
-  |> expect.equal(_, "GLEAMGLEAM")
+  |> should.equal(_, "GLEAMGLEAM")
 }
 
 pub fn split_test() {
   "Gleam,Erlang,Elixir"
   |> iodata.new
   |> iodata.split(_, ",")
-  |> expect.equal(_, [iodata.new("Gleam"), iodata.new("Erlang"), iodata.new("Elixir")])
+  |> should.equal(_, [iodata.new("Gleam"), iodata.new("Erlang"), iodata.new("Elixir")])
 
   ["Gleam, Erl", "ang,Elixir"]
   |> iodata.from_strings
   |> iodata.split(_, ", ")
-  |> expect.equal(_, [iodata.new("Gleam"), iodata.from_strings(["Erl", "ang,Elixir"])])
+  |> should.equal(_, [iodata.new("Gleam"), iodata.from_strings(["Erl", "ang,Elixir"])])
 }
 
 pub fn is_equal_test() {
   iodata.new("12")
   |> iodata.is_equal(_, iodata.from_strings(["1", "2"]))
-  |> expect.true
+  |> should.be_true
 
   iodata.new("12")
   |> iodata.is_equal(_, iodata.new("12"))
-  |> expect.true
+  |> should.be_true
 
   iodata.new("12")
   |> iodata.is_equal(_, iodata.new("2"))
-  |> expect.false
+  |> should.be_false
 }
 
 pub fn is_empty_test() {
   iodata.new("")
   |> iodata.is_empty
-  |> expect.true
+  |> should.be_true
 
   iodata.new("12")
   |> iodata.is_empty
-  |> expect.false
+  |> should.be_false
 
   iodata.from_strings([])
   |> iodata.is_empty
-  |> expect.true
+  |> should.be_true
 
   iodata.from_strings(["", ""])
   |> iodata.is_empty
-  |> expect.true
+  |> should.be_true
 }
diff --git a/test/gleam/list_test.gleam b/test/gleam/list_test.gleam
index ee29ce8..d54fe8f 100644
--- a/test/gleam/list_test.gleam
+++ b/test/gleam/list_test.gleam
@@ -1,4 +1,4 @@
-import gleam/expect
+import gleam/should
 import gleam/list
 import gleam/int
 import gleam/float
@@ -7,79 +7,79 @@ import gleam/pair
 
 pub fn length_test() {
   list.length([])
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   list.length([1])
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   list.length([1, 1])
-  |> expect.equal(_, 2)
+  |> should.equal(_, 2)
 
   list.length([1, 1, 1])
-  |> expect.equal(_, 3)
+  |> should.equal(_, 3)
 }
 
 pub fn reverse_test() {
-  list.reverse([]) |> expect.equal(_, [])
-  list.reverse([1, 2, 3, 4, 5]) |> expect.equal(_, [5, 4, 3, 2, 1])
+  list.reverse([]) |> should.equal(_, [])
+  list.reverse([1, 2, 3, 4, 5]) |> should.equal(_, [5, 4, 3, 2, 1])
 }
 
 pub fn is_empty_test() {
-  list.is_empty([]) |> expect.true
-  list.is_empty([1]) |> expect.false
+  list.is_empty([]) |> should.be_true
+  list.is_empty([1]) |> should.be_false
 }
 
 pub fn contains_test() {
-  list.contains([0, 4, 5, 1], 1) |> expect.true
-  list.contains([0, 4, 5, 7], 1) |> expect.false
-  list.contains([], 1) |> expect.false
+  list.contains([0, 4, 5, 1], 1) |> should.be_true
+  list.contains([0, 4, 5, 7], 1) |> should.be_false
+  list.contains([], 1) |> should.be_false
 }
 
 pub fn head_test() {
   list.head([0, 4, 5, 7])
-    |> expect.equal(_, Ok(0))
+    |> should.equal(_, Ok(0))
 
   list.head([])
-    |> expect.equal(_, Error(Nil))
+    |> should.equal(_, Error(Nil))
 }
 
 pub fn tail_test() {
   list.tail([0, 4, 5, 7])
-    |> expect.equal(_, Ok([4, 5, 7]))
+    |> should.equal(_, Ok([4, 5, 7]))
 
   list.tail([0])
-    |> expect.equal(_, Ok([]))
+    |> should.equal(_, Ok([]))
 
   list.tail([])
-    |> expect.equal(_, Error(Nil))
+    |> should.equal(_, Error(Nil))
 }
 
 pub fn filter_test() {
   []
     |> list.filter(_, fn(_) { True })
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   [0, 4, 5, 7, 3]
     |> list.filter(_, fn(_) { True })
-    |> expect.equal(_, [0, 4, 5, 7, 3])
+    |> should.equal(_, [0, 4, 5, 7, 3])
 
   [0, 4, 5, 7, 3]
     |> list.filter(_, fn(x) { x > 4 })
-    |> expect.equal(_, [5, 7])
+    |> should.equal(_, [5, 7])
 
   [0, 4, 5, 7, 3]
     |> list.filter(_, fn(x) { x < 4 })
-    |> expect.equal(_, [0, 3])
+    |> should.equal(_, [0, 3])
 }
 
 pub fn map_test() {
   []
     |> list.map(_, fn(x) { x * 2 })
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   [0, 4, 5, 7, 3]
     |> list.map(_, fn(x) { x * 2 })
-    |> expect.equal(_, [0, 8, 10, 14, 6])
+    |> should.equal(_, [0, 8, 10, 14, 6])
 }
 
 pub fn traverse_test() {
@@ -92,65 +92,65 @@ pub fn traverse_test() {
 
   [5, 6, 5, 6]
     |> list.traverse(_, fun)
-    |> expect.equal(_, Ok([10, 12, 10, 12]))
+    |> should.equal(_, Ok([10, 12, 10, 12]))
 
   [4, 6, 5, 7, 3]
     |> list.traverse(_, fun)
-    |> expect.equal(_, Error(7))
+    |> should.equal(_, Error(7))
 }
 
 pub fn drop_test() {
   []
     |> list.drop(_, 5)
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   [1, 2, 3, 4, 5, 6, 7, 8]
     |> list.drop(_, 5)
-    |> expect.equal(_, [6, 7, 8])
+    |> should.equal(_, [6, 7, 8])
 }
 
 pub fn take_test() {
   []
     |> list.take(_, 5)
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
   [1, 2, 3, 4, 5, 6, 7, 8]
     |> list.take(_, 5)
-    |> expect.equal(_, [1, 2, 3, 4, 5])
+    |> should.equal(_, [1, 2, 3, 4, 5])
 }
 
 pub fn new_test() {
-  list.new() |> expect.equal(_, [])
+  list.new() |> should.equal(_, [])
 }
 
 pub fn append_test() {
   list.append([1], [2, 3])
-    |> expect.equal(_, [1, 2, 3])
+    |> should.equal(_, [1, 2, 3])
 }
 
 pub fn flatten_test() {
   list.flatten([])
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   list.flatten([[]])
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   list.flatten([[], [], []])
-    |> expect.equal(_, [])
+    |> should.equal(_, [])
 
   list.flatten([[1, 2], [], [3, 4]])
-    |> expect.equal(_, [1, 2, 3, 4])
+    |> should.equal(_, [1, 2, 3, 4])
 }
 
 pub fn fold_test() {
   [1, 2, 3]
     |> list.fold(_, [], fn(x, acc) { [x | acc] })
-    |> expect.equal(_, [3, 2, 1])
+    |> should.equal(_, [3, 2, 1])
 }
 
 pub fn fold_right_test() {
   [1, 2, 3]
   |> list.fold_right(_, from: [], with: fn(x, acc) { [x | acc] })
-  |> expect.equal(_, [1, 2, 3])
+  |> should.equal(_, [1, 2, 3])
 }
 
 pub fn find_map_test() {
@@ -163,15 +163,15 @@ pub fn find_map_test() {
 
   [1, 2, 3]
   |> list.find_map(_, with: f)
-  |> expect.equal(_, Ok(4))
+  |> should.equal(_, Ok(4))
 
   [1, 3, 2]
   |> list.find_map(_, with: f)
-  |> expect.equal(_, Ok(4))
+  |> should.equal(_, Ok(4))
 
   [1, 3]
   |> list.find_map(_, with: f)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn find_test() {
@@ -181,222 +181,222 @@ pub fn find_test() {
 
   [1, 2, 3]
   |> list.find(_, one_that: is_two)
-  |> expect.equal(_, Ok(2))
+  |> should.equal(_, Ok(2))
 
   [1, 3, 2]
   |> list.find(_, one_that: is_two)
-  |> expect.equal(_, Ok(2))
+  |> should.equal(_, Ok(2))
 
   [1, 3]
   |> list.find(_, one_that: is_two)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn all_test() {
   list.all([1, 2, 3, 4, 5], fn(x) { x > 0 })
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 
   list.all([1, 2, 3, 4, 5], fn(x) { x < 0 })
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 
   list.all([], fn(_) { False })
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 }
 
 pub fn any_test() {
   list.any([1, 2, 3, 4, 5], fn(x) { x == 2 })
-  |> expect.equal(_, True)
+  |> should.equal(_, True)
 
   list.any([1, 2, 3, 4, 5], fn(x) { x < 0 })
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 
   list.any([], fn(_) { False })
-  |> expect.equal(_, False)
+  |> should.equal(_, False)
 }
 
 pub fn zip_test() {
   list.zip([], [1, 2, 3])
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.zip([1, 2], [])
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.zip([1, 2, 3], [4, 5, 6])
-  |> expect.equal(_, [tuple(1, 4), tuple(2, 5), tuple(3, 6)])
+  |> should.equal(_, [tuple(1, 4), tuple(2, 5), tuple(3, 6)])
 
   list.zip([5, 6], [1, 2, 3])
-  |> expect.equal(_, [tuple(5, 1), tuple(6, 2)])
+  |> should.equal(_, [tuple(5, 1), tuple(6, 2)])
 
   list.zip([5, 6, 7], [1, 2])
-  |> expect.equal(_, [tuple(5, 1), tuple(6, 2)])
+  |> should.equal(_, [tuple(5, 1), tuple(6, 2)])
 }
 
 pub fn strict_zip_test() {
   list.strict_zip([], [1, 2, 3])
-  |> expect.equal(_, Error(list.LengthMismatch))
+  |> should.equal(_, Error(list.LengthMismatch))
 
   list.strict_zip([1, 2], [])
-  |> expect.equal(_, Error(list.LengthMismatch))
+  |> should.equal(_, Error(list.LengthMismatch))
 
   list.strict_zip([1, 2, 3], [4, 5, 6])
-  |> expect.equal(_, Ok([
+  |> should.equal(_, Ok([
     tuple(1, 4),
     tuple(2, 5),
     tuple(3, 6),
   ]))
 
   list.strict_zip([5, 6], [1, 2, 3])
-  |> expect.equal(_, Error(list.LengthMismatch))
+  |> should.equal(_, Error(list.LengthMismatch))
 
   list.strict_zip([5, 6, 7], [1, 2])
-  |> expect.equal(_, Error(list.LengthMismatch))
+  |> should.equal(_, Error(list.LengthMismatch))
 }
 
 pub fn intersperse_test() {
   list.intersperse([1, 2, 3], 4)
-  |> expect.equal(_, [1, 4, 2, 4, 3])
+  |> should.equal(_, [1, 4, 2, 4, 3])
 
   list.intersperse([], 2)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 }
 
 pub fn at_test() {
   list.at([1, 2, 3], 2)
-  |> expect.equal(_, Ok(3))
+  |> should.equal(_, Ok(3))
 
   list.at([1, 2, 3], 5)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   list.at([], 0)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 
   list.at([1, 2, 3, 4, 5, 6], -1)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn unique_test() {
   list.unique([1, 1, 2, 3, 4, 4, 4, 5, 6])
-  |> expect.equal(_, [1, 2, 3, 4, 5, 6])
+  |> should.equal(_, [1, 2, 3, 4, 5, 6])
 
   list.unique([7, 1, 45, 6, 2, 47, 2, 7, 5])
-  |> expect.equal(_, [7, 1, 45, 6, 2, 47, 5])
+  |> should.equal(_, [7, 1, 45, 6, 2, 47, 5])
 
   list.unique([3, 4, 5])
-  |> expect.equal(_, [3, 4, 5])
+  |> should.equal(_, [3, 4, 5])
 
   list.unique([])
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 }
 
 pub fn sort_test() {
   [4, 3, 6, 5, 4]
   |> list.sort(_, int.compare)
-  |> expect.equal(_, [3, 4, 4, 5, 6])
+  |> should.equal(_, [3, 4, 4, 5, 6])
 
   [4, 3, 6, 5, 4, 1]
   |> list.sort(_, int.compare)
-  |> expect.equal(_, [1, 3, 4, 4, 5, 6])
+  |> should.equal(_, [1, 3, 4, 4, 5, 6])
 
   [4.1, 3.1, 6.1, 5.1, 4.1]
   |> list.sort(_, float.compare)
-  |> expect.equal(_, [3.1, 4.1, 4.1, 5.1, 6.1])
+  |> should.equal(_, [3.1, 4.1, 4.1, 5.1, 6.1])
 
   []
   |> list.sort(_, int.compare)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 }
 
 pub fn index_map_test() {
   list.index_map([3, 4, 5], fn(i, x) { tuple(i, x) })
-  |> expect.equal(_, [tuple(0, 3), tuple(1, 4), tuple(2, 5)])
+  |> should.equal(_, [tuple(0, 3), tuple(1, 4), tuple(2, 5)])
 
   let f = fn(i, x) {
     string.append(x, int.to_string(i))
   }
   list.index_map(["a", "b", "c"], f)
-  |> expect.equal(_, ["a0", "b1", "c2"])
+  |> should.equal(_, ["a0", "b1", "c2"])
 }
 
 pub fn range_test() {
   list.range(0, 0)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.range(1, 1)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.range(-1, -1)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.range(0, 1)
-  |> expect.equal(_, [0])
+  |> should.equal(_, [0])
 
   list.range(0, 5)
-  |> expect.equal(_, [0, 1, 2, 3, 4])
+  |> should.equal(_, [0, 1, 2, 3, 4])
 
   list.range(1, -5)
-  |> expect.equal(_, [1, 0, -1, -2, -3, -4])
+  |> should.equal(_, [1, 0, -1, -2, -3, -4])
 }
 
 pub fn repeat_test() {
   list.repeat(1, -10)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.repeat(1, 0)
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 
   list.repeat(2, 3)
-  |> expect.equal(_, [2, 2, 2])
+  |> should.equal(_, [2, 2, 2])
 
   list.repeat("x", 5)
-  |> expect.equal(_, ["x", "x", "x", "x", "x"])
+  |> should.equal(_, ["x", "x", "x", "x", "x"])
 }
 
 pub fn split_test() {
   []
   |> list.split(_, 0)
-  |> expect.equal(_, tuple([], []))
+  |> should.equal(_, tuple([], []))
 
   [0, 1, 2, 3, 4]
   |> list.split(_, 0)
-  |> expect.equal(_, tuple([], [0, 1, 2, 3, 4]))
+  |> should.equal(_, tuple([], [0, 1, 2, 3, 4]))
 
   [0, 1, 2, 3, 4]
   |> list.split(_, -2)
-  |> expect.equal(_, tuple([], [0, 1, 2, 3, 4]))
+  |> should.equal(_, tuple([], [0, 1, 2, 3, 4]))
 
   [0, 1, 2, 3, 4]
   |> list.split(_, 1)
-  |> expect.equal(_, tuple([0], [1, 2, 3, 4]))
+  |> should.equal(_, tuple([0], [1, 2, 3, 4]))
 
   [0, 1, 2, 3, 4]
   |> list.split(_, 3)
-  |> expect.equal(_, tuple([0, 1, 2], [3, 4]))
+  |> should.equal(_, tuple([0, 1, 2], [3, 4]))
 
   [0, 1, 2, 3, 4]
   |> list.split(_, 9)
-  |> expect.equal(_, tuple([0, 1, 2, 3, 4], []))
+  |> should.equal(_, tuple([0, 1, 2, 3, 4], []))
 }
 
 pub fn split_while_test() {
   []
   |> list.split_while(_, fn(x) { x <= 5 })
-  |> expect.equal(_, tuple([], []))
+  |> should.equal(_, tuple([], []))
 
   [1, 2, 3, 4, 5]
   |> list.split_while(_, fn(x) { x <= 5 })
-  |> expect.equal(_, tuple([1, 2, 3, 4, 5], []))
+  |> should.equal(_, tuple([1, 2, 3, 4, 5], []))
 
   [1, 2, 3, 4, 5]
   |> list.split_while(_, fn(x) { x == 2 })
-  |> expect.equal(_, tuple([], [1, 2, 3, 4, 5]))
+  |> should.equal(_, tuple([], [1, 2, 3, 4, 5]))
 
   [1, 2, 3, 4, 5]
   |> list.split_while(_, fn(x) { x <= 3 })
-  |> expect.equal(_, tuple([1, 2, 3], [4, 5]))
+  |> should.equal(_, tuple([1, 2, 3], [4, 5]))
 
   [1, 2, 3, 4, 5]
   |> list.split_while(_, fn(x) { x <= -3 })
-  |> expect.equal(_, tuple([], [1, 2, 3, 4, 5]))
+  |> should.equal(_, tuple([], [1, 2, 3, 4, 5]))
 }
 
 
@@ -405,13 +405,13 @@ pub fn key_find_test() {
 
   proplist
   |> list.key_find(_, 0)
-  |> expect.equal(_, Ok("1"))
+  |> should.equal(_, Ok("1"))
 
   proplist
   |> list.key_find(_, 1)
-  |> expect.equal(_, Ok("2"))
+  |> should.equal(_, Ok("2"))
 
   proplist
   |> list.key_find(_, 2)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
diff --git a/test/gleam/map_test.gleam b/test/gleam/map_test.gleam
index 6dcd3a1..27e47f6 100644
--- a/test/gleam/map_test.gleam
+++ b/test/gleam/map_test.gleam
@@ -1,5 +1,5 @@
 import gleam/string
-import gleam/expect
+import gleam/should
 import gleam/map
 
 pub fn from_list_test() {
@@ -9,21 +9,21 @@ pub fn from_list_test() {
   ]
   |> map.from_list
   |> map.size
-  |> expect.equal(_, 2)
+  |> should.equal(_, 2)
 }
 
 pub fn has_key_test() {
   []
   |> map.from_list
   |> map.has_key(_, 1)
-  |> expect.false
+  |> should.be_false
 
   [
       tuple(1, 0),
   ]
   |> map.from_list
   |> map.has_key(_, 1)
-  |> expect.true
+  |> should.be_true
 
   [
       tuple(4, 0),
@@ -31,7 +31,7 @@ pub fn has_key_test() {
   ]
   |> map.from_list
   |> map.has_key(_, 1)
-  |> expect.true
+  |> should.be_true
 
   [
     tuple(4, 0),
@@ -39,17 +39,17 @@ pub fn has_key_test() {
   ]
   |> map.from_list
   |> map.has_key(_, 0)
-  |> expect.false
+  |> should.be_false
 }
 
 pub fn new_test() {
   map.new()
   |> map.size
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   map.new()
   |> map.to_list
-  |> expect.equal(_, [])
+  |> should.equal(_, [])
 }
 
 pub fn get_test() {
@@ -61,15 +61,15 @@ pub fn get_test() {
 
   m
   |> map.get(_, 4)
-  |> expect.equal(_, Ok(0))
+  |> should.equal(_, Ok(0))
 
   m
   |> map.get(_, 1)
-  |> expect.equal(_, Ok(1))
+  |> should.equal(_, Ok(1))
 
   m
   |> map.get(_, 2)
-  |> expect.equal(_, Error(Nil))
+  |> should.equal(_, Error(Nil))
 }
 
 pub fn insert_test() {
@@ -77,7 +77,7 @@ pub fn insert_test() {
   |> map.insert(_, "a", 0)
   |> map.insert(_, "b", 1)
   |> map.insert(_, "c", 2)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
     tuple("a", 0),
     tuple("b", 1),
     tuple("c", 2),
@@ -92,7 +92,7 @@ pub fn map_values_test() {
   ]
   |> map.from_list
   |> map.map_values(_, fn(k, v) { k + v })
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
     tuple(1, 1),
     tuple(2, 3),
     tuple(3, 5),
@@ -107,7 +107,7 @@ pub fn keys_test() {
   ]
   |> map.from_list
   |> map.keys
-  |> expect.equal(_, ["a", "b", "c"])
+  |> should.equal(_, ["a", "b", "c"])
 }
 
 pub fn values_test() {
@@ -118,7 +118,7 @@ pub fn values_test() {
   ]
   |> map.from_list
   |> map.values
-  |> expect.equal(_, [0, 1, 2])
+  |> should.equal(_, [0, 1, 2])
 }
 
 pub fn take_test() {
@@ -129,7 +129,7 @@ pub fn take_test() {
   ]
   |> map.from_list
   |> map.take(_, ["a", "b", "d"])
-  |> expect.equal(_, map.from_list([tuple("a", 0), tuple("b", 1)]))
+  |> should.equal(_, map.from_list([tuple("a", 0), tuple("b", 1)]))
 }
 
 pub fn drop_test() {
@@ -140,7 +140,7 @@ pub fn drop_test() {
   ]
   |> map.from_list
   |> map.drop(_, ["a", "b", "d"])
-  |> expect.equal(_, map.from_list([tuple("c", 2)]))
+  |> should.equal(_, map.from_list([tuple("c", 2)]))
 }
 
 pub fn merge_test() {
@@ -156,7 +156,7 @@ pub fn merge_test() {
   ])
 
   map.merge(a, b)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
       tuple("a", 0),
       tuple("b", 1),
       tuple("c", 2),
@@ -164,7 +164,7 @@ pub fn merge_test() {
     ]))
 
   map.merge(b, a)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
       tuple("a", 2),
       tuple("b", 1),
       tuple("c", 4),
@@ -181,7 +181,7 @@ pub fn delete_test() {
   |> map.from_list
   |> map.delete(_, "a")
   |> map.delete(_, "d")
-  |> expect.equal(_, map.from_list([tuple("b", 1), tuple("c", 2)]))
+  |> should.equal(_, map.from_list([tuple("b", 1), tuple("c", 2)]))
 }
 
 pub fn update_test() {
@@ -200,7 +200,7 @@ pub fn update_test() {
 
   dict
   |> map.update(_, "a", inc_or_zero)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
     tuple("a", 1),
     tuple("b", 1),
     tuple("c", 2),
@@ -208,7 +208,7 @@ pub fn update_test() {
 
   dict
   |> map.update(_, "b", inc_or_zero)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
     tuple("a", 0),
     tuple("b", 2),
     tuple("c", 2),
@@ -216,7 +216,7 @@ pub fn update_test() {
 
   dict
   |> map.update(_, "z", inc_or_zero)
-  |> expect.equal(_, map.from_list([
+  |> should.equal(_, map.from_list([
     tuple("a", 0),
     tuple("b", 1),
     tuple("c", 2),
@@ -238,7 +238,7 @@ pub fn fold_test() {
 
   dict
   |> map.fold(_, 0, add)
-  |> expect.equal(_, 6)
+  |> should.equal(_, 6)
 
   let concat = fn(k, _, acc) {
     string.append(acc, k)
@@ -246,9 +246,9 @@ pub fn fold_test() {
 
   dict
   |> map.fold(_, "", concat)
-  |> expect.equal(_, "abcd")
+  |> should.equal(_, "abcd")
 
   map.from_list([])
   |> map.fold(_, 0, add)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 }
diff --git a/test/gleam/order_test.gleam b/test/gleam/order_test.gleam
index 3d50bf1..d071775 100644
--- a/test/gleam/order_test.gleam
+++ b/test/gleam/order_test.gleam
@@ -1,111 +1,111 @@
-import gleam/expect
+import gleam/should
 import gleam/order.{Lt, Eq, Gt}
 
 pub fn reverse_test() {
   order.reverse(Lt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.reverse(order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.reverse(Gt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 }
 
 pub fn to_int_test() {
   order.to_int(Lt)
-  |> expect.equal(_, -1)
+  |> should.equal(_, -1)
 
   order.to_int(order.Eq)
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 
   order.to_int(Gt)
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 }
 
 pub fn compare_test() {
   order.compare(Lt, Lt)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.compare(Lt, order.Eq)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.compare(Lt, Gt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.compare(order.Eq, Lt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.compare(order.Eq, order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.compare(order.Eq, Gt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.compare(Gt, Lt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.compare(Gt, order.Eq)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.compare(Gt, Gt)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 }
 
 pub fn max_test() {
   order.max(Lt, Lt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.max(Lt, order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.max(Lt, Gt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.max(order.Eq, Lt)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.max(order.Eq, order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.max(order.Eq, Gt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.max(Gt, Lt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.max(Gt, order.Eq)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 
   order.max(Gt, Gt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 }
 
 pub fn min_test() {
   order.min(Lt, Lt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.min(Lt, order.Eq)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.min(Lt, Gt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.min(order.Eq, Lt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.min(order.Eq, order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.min(order.Eq, Gt)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.min(Gt, Lt)
-  |> expect.equal(_, Lt)
+  |> should.equal(_, Lt)
 
   order.min(Gt, order.Eq)
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   order.min(Gt, Gt)
-  |> expect.equal(_, Gt)
+  |> should.equal(_, Gt)
 }
diff --git a/test/gleam/pair_test.gleam b/test/gleam/pair_test.gleam
index 96b771b..d9a5eb6 100644
--- a/test/gleam/pair_test.gleam
+++ b/test/gleam/pair_test.gleam
@@ -1,30 +1,30 @@
-import gleam/expect
+import gleam/should
 import gleam/pair
 
 pub fn first_test() {
   tuple(1, 2)
   |> pair.first
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   tuple("abc", [])
   |> pair.first
-  |> expect.equal(_, "abc")
+  |> should.equal(_, "abc")
 }
 
 pub fn second_test() {
   tuple(1, 2)
   |> pair.second
-  |> expect.equal(_, 2)
+  |> should.equal(_, 2)
 
   tuple("abc", [])
   |> pair.second
-  |> expect.equal(_,[])
+  |> should.equal(_,[])
 }
 
 pub fn swap_test() {
   tuple(1, "2")
   |> pair.swap
-  |> expect.equal(_, tuple("2", 1))
+  |> should.equal(_, tuple("2", 1))
 }
 
 pub fn map_first_test() {
@@ -32,16 +32,16 @@ pub fn map_first_test() {
       a + 1
   }
   pair.map_first(tuple(1, 2), inc)
-  |> expect.equal(_, tuple(2, 2))
+  |> should.equal(_, tuple(2, 2))
 
   pair.map_first(tuple(8,2), inc)
-  |> expect.equal(_, tuple(9, 2))
+  |> should.equal(_, tuple(9, 2))
 
   pair.map_first(tuple(0,-2), inc)
-  |> expect.equal(_, tuple(1, -2))
+  |> should.equal(_, tuple(1, -2))
 
   pair.map_first(tuple(-10, 20), inc)
-  |> expect.equal(_, tuple(-9, 20))
+  |> should.equal(_, tuple(-9, 20))
 }
 
 pub fn map_second_test() {
@@ -49,14 +49,14 @@ pub fn map_second_test() {
       a - 1
   }
   pair.map_second(tuple(1, 2), dec)
-  |> expect.equal(_, tuple(1, 1))
+  |> should.equal(_, tuple(1, 1))
 
   pair.map_second(tuple(8,2), dec)
-  |> expect.equal(_, tuple(8, 1))
+  |> should.equal(_, tuple(8, 1))
 
   pair.map_second(tuple(0,-2), dec)
-  |> expect.equal(_, tuple(0, -3))
+  |> should.equal(_, tuple(0, -3))
 
   pair.map_second(tuple(-10, 20), dec)
-  |> expect.equal(_, tuple(-10, 19))
+  |> should.equal(_, tuple(-10, 19))
 }
diff --git a/test/gleam/result_test.gleam b/test/gleam/result_test.gleam
index 4fab1ad..2d2f344 100644
--- a/test/gleam/result_test.gleam
+++ b/test/gleam/result_test.gleam
@@ -1,88 +1,88 @@
-import gleam/expect
+import gleam/should
 import gleam/result
 
 pub fn is_ok_test() {
   result.is_ok(Ok(1))
-  |> expect.true
+  |> should.be_true
 
   result.is_ok(Error(1))
-  |> expect.false
+  |> should.be_false
 }
 
 pub fn is_error_test() {
   result.is_error(Ok(1))
-  |> expect.false
+  |> should.be_false
 
   result.is_error(Error(1))
-  |> expect.true
+  |> should.be_true
 }
 
 pub fn map_test() {
   Ok(1)
   |> result.map(_, fn(x) { x + 1 })
-  |> expect.equal(_, Ok(2))
+  |> should.equal(_, Ok(2))
 
   Ok(1)
   |> result.map(_, fn(_) { "2" })
-  |> expect.equal(_, Ok("2"))
+  |> should.equal(_, Ok("2"))
 
   Error(1)
   |> result.map(_, fn(x) { x + 1 })
-  |> expect.equal(_, Error(1))
+  |> should.equal(_, Error(1))
 }
 
 pub fn map_error_test() {
   Ok(1)
   |> result.map_error(_, fn(x) { x + 1 })
-  |> expect.equal(_, Ok(1))
+  |> should.equal(_, Ok(1))
 
   Error(1)
   |> result.map_error(_, fn(x) { tuple("ok", x + 1) })
-  |> expect.equal(_, Error(tuple("ok", 2)))
+  |> should.equal(_, Error(tuple("ok", 2)))
 }
 
 pub fn flatten_test() {
   Ok(Ok(1))
   |> result.flatten
-  |> expect.equal(_, Ok(1))
+  |> should.equal(_, Ok(1))
 
   Ok(Error(1))
   |> result.flatten
-  |> expect.equal(_, Error(1))
+  |> should.equal(_, Error(1))
 
   Error(1)
   |> result.flatten
-  |> expect.equal(_, Error(1))
+  |> should.equal(_, Error(1))
 
   Error(Error(1))
   |> result.flatten
-  |> expect.equal(_, Error(Error(1)))
+  |> should.equal(_, Error(Error(1)))
 }
 
 pub fn then_test() {
   Error(1)
   |> result.then(_, fn(x) { Ok(x + 1) })
-  |> expect.equal(_, Error(1))
+  |> should.equal(_, Error(1))
 
   Ok(1)
   |> result.then(_, fn(x) { Ok(x + 1) })
-  |> expect.equal(_, Ok(2))
+  |> should.equal(_, Ok(2))
 
   Ok(1)
   |> result.then(_, fn(_) { Ok("type change") })
-  |> expect.equal(_, Ok("type change"))
+  |> should.equal(_, Ok("type change"))
 
   Ok(1)
   |> result.then(_, fn(_) { Error(1) })
-  |> expect.equal(_, Error(1))
+  |> should.equal(_, Error(1))
 }
 
 pub fn unwrap_test() {
   Ok(1)
   |> result.unwrap(_, 50)
-  |> expect.equal(_, 1)
+  |> should.equal(_, 1)
 
   Error("nope")
   |> result.unwrap(_, 50)
-  |> expect.equal(_, 50)
+  |> should.equal(_, 50)
 }
diff --git a/test/gleam/string_test.gleam b/test/gleam/string_test.gleam
index 3f278f6..ae8a0e9 100644
--- a/test/gleam/string_test.gleam
+++ b/test/gleam/string_test.gleam
@@ -1,70 +1,70 @@
 import gleam/string
-import gleam/expect
+import gleam/should
 import gleam/order
 
 pub fn length_test() {
   string.length("ß↑e̊")
-  |> expect.equal(_, 3)
+  |> should.equal(_, 3)
 
   string.length("Gleam")
-  |> expect.equal(_, 5)
+  |> should.equal(_, 5)
 
   string.length("")
-  |> expect.equal(_, 0)
+  |> should.equal(_, 0)
 }
 
 pub fn lowercase_test() {
   string.lowercase("Gleam")
-  |> expect.equal(_, "gleam")
+  |> should.equal(_, "gleam")
 }
 
 pub fn uppercase_test() {
   string.uppercase("Gleam")
-  |> expect.equal(_, "GLEAM")
+  |> should.equal(_, "GLEAM")
 }
 
 pub fn reverse_test() {
   string.reverse("Gleam")
-  |> expect.equal(_, "maelG")
+  |> should.equal(_, "maelG")
 }
 
 pub fn split_test() {
   "Gleam,Erlang,Elixir"
   |> string.split(_, ",")
-  |> expect.equal(_, ["Gleam", "Erlang", "Elixir"])
+  |> should.equal(_, ["Gleam", "Erlang", "Elixir"])
 
   "Gleam, Erlang,Elixir"
   |> string.split(_, ", ")
-  |> expect.equal(_, ["Gleam", "Erlang,Elixir"])
+  |> should.equal(_, ["Gleam", "Erlang,Elixir"])
 }
 
 pub fn replace_test() {
   "Gleam,Erlang,Elixir"
   |> string.replace(_, ",", "++")
-  |> expect.equal(_, "Gleam++Erlang++Elixir")
+  |> should.equal(_, "Gleam++Erlang++Elixir")
 }
 
 pub fn append_test() {
   "Test"
   |> string.append(_, " Me")
-  |> expect.equal(_, "Test Me")
+  |> should.equal(_, "Test Me")
 }
 
 pub fn compare_test() {
   string.compare("", "")
-  |> expect.equal(_, order.Eq)
+  |> should.equal(_, order.Eq)
 
   string.compare("a", "")
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 
   string.compare("a", "A")
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 
   string.compare("A", "B")
-  |> expect.equal(_, order.Lt)
+  |> should.equal(_, order.Lt)
 
   string.compare("t", "ABC")
-  |> expect.equal(_, order.Gt)
+  |> should.equal(_, order.Gt)
 }
 
 pub fn concat_test() {
@@ -72,7 +72,7 @@ pub fn concat_test() {
     "Hello", ", ", "world!",
   ]
   |> string.concat
-  |> expect.equal(_, "Hello, world!")
+  |> should.equal(_, "Hello, world!")
 }
 
 pub fn join_test() {
@@ -80,11 +80,11 @@ pub fn join_test() {
     "Hello", "world!",
   ]
   |> string.join(_, with: ", ")
-  |> expect.equal(_, "Hello, world!")
+  |> should.equal(_, "Hello, world!")
 
   [
     "Hello", "world!",
   ]
   |> string.join(_, with: "-")
-  |> expect.equal(_, "Hello-world!")
+  |> should.equal(_, "Hello-world!")
 }