check for property via selector before using value(forKey:)

2018-09-11 18:12:27 +01:00
parent d71fe2a2ee
commit 0074ee1d4a
3 changed files with 12 additions and 2 deletions
--- a/Tests/StencilTests/VariableSpec.swift
+++ b/Tests/StencilTests/VariableSpec.swift
@@ -148,6 +148,12 @@ func testVariable() {
      let result = try variable.resolve(context) as? String
      try expect(result) == "Foo"
    }
+
+    $0.it("does not crash on KVO") {
+      let variable = Variable("object.fullname")
+      let result = try variable.resolve(context) as? String
+      try expect(result).to.beNil()
+    }
 #endif

    $0.it("can resolve a value via reflection") {