1 files changed, 25 insertions, 0 deletions
diff --git a/test/gleam/javascript_test.gleam b/test/gleam/javascript_test.gleam
new file mode 100644
index 0000000..81477d8
--- /dev/null
+++ b/test/gleam/javascript_test.gleam
@@ -0,0 +1,25 @@
+import gleam/javascript.{
+  BooleanType, FunctionType, NumberType, ObjectType, StringType, SymbolType, UndefinedType,
+}
+
+pub fn type_of_test() {
+  assert UndefinedType = javascript.type_of(Nil)
+  assert NumberType = javascript.type_of(1)
+  assert NumberType = javascript.type_of(1.1)
+  assert BooleanType = javascript.type_of(True)
+  assert BooleanType = javascript.type_of(False)
+  assert StringType = javascript.type_of("ok")
+  assert StringType = javascript.type_of("")
+  assert FunctionType = javascript.type_of(fn() { 1 })
+  assert FunctionType = javascript.type_of(fn(x) { x })
+  assert FunctionType = javascript.type_of(type_of_test)
+  assert FunctionType = javascript.type_of(Ok)
+  assert ObjectType = javascript.type_of(Ok(1))
+  assert ObjectType = javascript.type_of(Error("ok"))
+  assert SymbolType = javascript.type_of(javascript.get_symbol("Gleam"))
+}
+
+pub fn find_symbol_test() {
+  assert True = javascript.get_symbol("Gleam") == javascript.get_symbol("Gleam")
+  assert False = javascript.get_symbol("Gleam") == javascript.get_symbol("Lua")
+}