optional: use #if instead of #ifndef in test, fixes #3859 (#5183)

nlohmann · web-flow · commit 1d7688aef2e7 · 2026-05-18T22:34:13.000+02:00
Signed-off-by: Niels Lohmann &lt;mail@nlohmann.me&gt;
diff --git a/tests/src/unit-conversions.cpp b/tests/src/unit-conversions.cpp
@@ -1761,7 +1761,7 @@ TEST_CASE("std::filesystem::path")
 }
 #endif
 
-#ifndef JSON_USE_IMPLICIT_CONVERSIONS
+#if !JSON_USE_IMPLICIT_CONVERSIONS
 TEST_CASE("std::optional")
 {
     SECTION("null")

Original file line number	Diff line number	Diff line change
`@@ -1761,7 +1761,7 @@ TEST_CASE("std::filesystem::path")`
`1761`	`1761`	`}`
`1762`	`1762`	`#endif`
`1763`	`1763`
`1764`		`-#ifndef JSON_USE_IMPLICIT_CONVERSIONS`
	`1764`	`+#if !JSON_USE_IMPLICIT_CONVERSIONS`
`1765`	`1765`	`TEST_CASE("std::optional")`
`1766`	`1766`	`{`
`1767`	`1767`	`SECTION("null")`