fix skeptic

serde_macros/Cargo.toml

@@ -18,6 +18,7 @@ plugin = true
 unstable-testing = [
     "clippy",
     "skeptic",
+    "serde_json",
     "serde/unstable-testing",
     "serde_codegen/unstable-testing"
 ]
@@ -29,6 +30,7 @@ skeptic = { version = "^0.6.0", optional = true }
 clippy = { version = "^0.*", optional = true }
 serde_codegen = { version = "=0.8.0", default-features = false, features = ["unstable"] }
 skeptic = { version = "^0.6.0", optional = true }
+serde_json = { version = "0.8.0", optional = true }
 
 [dev-dependencies]
 clippy = "^0.*"
@@ -42,6 +44,10 @@ serde_test = "0.8.0"
 name = "test"
 path = "tests/test.rs"
 
+[[test]]
+name = "skeptic"
+path = "tests/skeptic.rs"
+
 [[bench]]
 name = "bench"
 path = "benches/bench.rs"

serde_macros/build.rs

@@ -1,13 +1,14 @@
-#[cfg(feature = "nightly-testing")]
+#[cfg(feature = "unstable-testing")]
 mod inner {
     extern crate skeptic;
 
     pub fn main() {
+        println!("cargo:rerun-if-changed=../README.md");
         skeptic::generate_doc_tests(&["../README.md"]);
     }
 }
 
-#[cfg(not(feature = "nightly-testing"))]
+#[cfg(not(feature = "unstable-testing"))]
 mod inner {
     pub fn main() {}
 }

serde_macros/tests/skeptic.rs

@@ -1,3 +1,3 @@
-#![cfg(feature = "nightly-testing")]
+#![cfg(feature = "unstable-testing")]
 
 include!(concat!(env!("OUT_DIR"), "/skeptic-tests.rs"));