From 1fc6ff91b205836fad0fb30b36bfd042e381aa19 Mon Sep 17 00:00:00 2001
From: Feoramund <161657516+Feoramund@users.noreply.github.com>
Date: Tue, 4 Jun 2024 15:17:57 -0400
Subject: [PATCH] Add test for `infinity` with trailing characters

---
 tests/core/strconv/test_core_strconv.odin | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/tests/core/strconv/test_core_strconv.odin b/tests/core/strconv/test_core_strconv.odin
index d33ac06b6..ed4adaf01 100644
--- a/tests/core/strconv/test_core_strconv.odin
+++ b/tests/core/strconv/test_core_strconv.odin
@@ -136,4 +136,19 @@ test_infinity :: proc(t: ^testing.T) {
 		testing.expect_value(t, ok, true)
 		testing.expect_value(t, math.classify(f), math.Float_Class.Inf)
 	}
+
+	// Explicitly check how trailing characters are handled.
+	s = "infinityyyy"
+	f, ok := strconv.parse_f64(s, &n)
+	testing.expect_value(t, f, pos_inf)
+	testing.expect_value(t, n, 8)
+	testing.expect_value(t, ok, false)
+	testing.expect_value(t, math.classify(f), math.Float_Class.Inf)
+
+	s = "inflippity"
+	f, ok = strconv.parse_f64(s, &n)
+	testing.expect_value(t, f, pos_inf)
+	testing.expect_value(t, n, 3)
+	testing.expect_value(t, ok, false)
+	testing.expect_value(t, math.classify(f), math.Float_Class.Inf)
 }