expect module

1 files changed, 16 insertions, 0 deletions

diff --git a/src/expect.gleam b/src/expect.gleam
new file mode 100644
index 0000000..f36ce08
--- /dev/null
+++ b/src/expect.gleam
@@ -0,0 +1,16 @@
+// TODO: Move this module into another package so it can be used as a
+// dep only in test.
+
+pub external type Expectation;
+
+pub external fn equal(a, a) -> Expectation = 'gleam__stdlib' 'expect_equal';
+
+pub external fn not_equal(a, a) -> Expectation = 'gleam__stdlib' 'expect_not_equal';
+
+pub external fn true(Bool) -> Expectation = 'gleam__stdlib' 'expect_true';
+
+pub external fn false(Bool) -> Expectation = 'gleam__stdlib' 'expect_false';
+
+pub fn fail() {
+  true(False)
+}