1 files changed, 45 insertions, 0 deletions
diff --git a/tests/typ/control/if.typ b/tests/typ/control/if.typ
new file mode 100644
index 00000000..4ed6b649
--- /dev/null
+++ b/tests/typ/control/if.typ
@@ -0,0 +1,45 @@
+// Test if-else expressions.
+
+---
+// Test condition evaluation.
+#if 1 < 2 [
+    Ok.
+]
+
+#if true == false [
+    Bad, but we {dont-care}!
+]
+
+---
+// Brace in condition.
+#if {true} [
+    Ok.
+]
+
+// Multi-line condition with parens.
+#if (
+    1 + 1
+      == 1
+) {
+    nope
+} #else {
+    "Ok."
+}
+
+// Multiline.
+#if false [
+    Bad.
+] #else {
+    let pt = "."
+    "Ok" + pt
+}
+
+---
+// Condition must be boolean.
+// If it isn't, neither branch is evaluated.
+// Error: 5-14 expected boolean, found string
+#if "a" + "b" { nope } #else { nope }
+
+// Make sure that we don't complain twice.
+// Error: 5-12 cannot add integer and string
+#if 1 + "2" {}