diff --git a/astgen_test.zig b/astgen_test.zig
index 34bb9a16ad..18ed026436 100644
--- a/astgen_test.zig
+++ b/astgen_test.zig
@@ -848,6 +848,11 @@ fn corpusCheck(gpa: Allocator, name: []const u8, source: [:0]const u8) !void {
     }
 }
 
+test "astgen: corpus test_all.zig" {
+    const gpa = std.testing.allocator;
+    try corpusCheck(gpa, "test_all.zig", @embedFile("test_all.zig"));
+}
+
 test "astgen: corpus" {
     if (true) return error.SkipZigTest;
     const gpa = std.testing.allocator;