test

Author: Alexander Weber

Cargo.toml

@@ -11,6 +11,10 @@ keywords = ["cli", "template", "replace", "standardizing"]
 categories = ["command-line-utilities"]
 readme = "docs/README.md"
 
+[[bin]]
+name = "complate"
+path = "./src/main.rs"
+
 [features]
   default = ["backend+cli"]
   "backend+cli" = ["dialoguer"]

src/lib.rs

@@ -47,3 +47,66 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         },
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use std::{error::Error, process::Command};
+
+    fn exec(command: &str) -> Result<String, Box<dyn Error>> {
+        let output = Command::new("sh").arg("-c").arg(command).output()?;
+        if output.status.code().unwrap() != 0 {
+            return Err(Box::new(crate::error::Error::ShellCommand(
+                String::from_utf8(output.stderr).unwrap(),
+            )));
+        }
+        Ok(String::from_utf8(output.stdout)?)
+    }
+
+    const CONFIG_PATH: &'static str = "./test/.complate/config.yaml";
+
+    #[test]
+    fn template_var_static() {
+        assert!("alpha" == exec(&format!("cargo run -- render -c {} -t var:static", CONFIG_PATH)).unwrap())
+    }
+
+    #[test]
+    fn template_var_env() {
+        assert!(
+            "alpha"
+                == exec(&format!(
+                    "alpha=\"alpha\" cargo run -- render -c {} -t var:env",
+                    CONFIG_PATH
+                ))
+                .unwrap()
+        )
+    }
+
+    #[test]
+    fn template_var_shell() {
+        assert!(
+            "alpha"
+                == exec(&format!(
+                    "alpha=\"alpha\" cargo run -- render -c {} -t var:shell --trust",
+                    CONFIG_PATH
+                ))
+                .unwrap()
+        )
+    }
+
+    #[test]
+    fn template_overrides() {
+        assert!(
+            "alpha"
+                == exec(&format!(
+                    "cargo run -- render -c {} -t override -v a.alpha=\"alpha\"",
+                    CONFIG_PATH
+                ))
+                .unwrap()
+        )
+    }
+
+    #[test]
+    fn template_helper() {
+        assert!("bananarama" == exec(&format!("cargo run -- render -c {} -t helper --trust", CONFIG_PATH)).unwrap())
+    }
+}