test: fix print example (#443)

* fix

* add bats test

examples/print/Cargo.toml

@@ -1,4 +1,6 @@
 [workspace]
-members = [
-    "src/print_rs",
-]
+members = ["src/print_rs"]
+
+[workspace.dependencies]
+ic-cdk = { path = "../../src/ic-cdk" }
+candid = "0.9"

examples/print/src/print_rs/Cargo.toml

@@ -10,4 +10,5 @@ path = "lib.rs"
 crate-type = ["cdylib"]
 
 [dependencies]
-ic-cdk = { path = "../../../../src/ic-cdk" }
+ic-cdk.workspace = true
+candid.workspace = true

examples/print/src/print_rs/lib.rs

@@ -3,4 +3,4 @@ fn print() {
     ic_cdk::print("Hello World");
 }
 
-ic_cdk::export_candid!(::ic_cdk::export::candid);
+ic_cdk::export_candid!();

examples/print/tests/basic.bats

@@ -0,0 +1,17 @@
+# Executed before each test.
+setup() {
+  cd examples/print
+  # Make sure the directory is clean.
+  dfx start --clean --background
+}
+
+# executed after each test
+teardown() {
+  dfx stop
+}
+
+@test "Can print" {
+  dfx deploy
+
+  dfx canister call print print
+}