test: Add tests for HTTP verbs & POSTing data

src/tests.rs

@@ -0,0 +1,94 @@
+use super::*;
+use serde_json::{Value, json};
+
+// These tests check whether the correct HTTP method is used in the
+// requests. httpbin will return 405-statuses for incorrect methods.
+
+#[test]
+fn test_http_get() {
+    let resp = Request::new(Method::Get, "https://httpbin.org/get")
+        .expect("failed to create request")
+        .send()
+        .expect("failed to send request");
+
+    assert_eq!(200, resp.status, "response status should be 200 OK");
+}
+
+#[test]
+fn test_http_delete() {
+    let resp = Request::new(Method::Delete, "https://httpbin.org/delete")
+        .expect("failed to create request")
+        .send().expect("failed to send request");
+
+    assert_eq!(200, resp.status, "response status should be 200 OK");
+}
+
+#[test]
+fn test_http_put() {
+    let resp = Request::new(Method::Put, "https://httpbin.org/put")
+        .expect("failed to create request")
+        .send().expect("failed to send request");
+
+    assert_eq!(200, resp.status, "response status should be 200 OK");
+}
+
+#[test]
+fn test_http_patch() {
+    let resp = Request::new(Method::Patch, "https://httpbin.org/patch")
+        .expect("failed to create request")
+        .send().expect("failed to send request");
+
+    assert_eq!(200, resp.status, "response status should be 200 OK");
+}
+
+#[test]
+fn test_http_post() {
+    let body = "test body";
+    let response = Request::new(Method::Post, "https://httpbin.org/post")
+        .expect("failed to create request")
+        .user_agent("crimp test suite").expect("failed to set user-agent")
+        .body("text/plain", &body.as_bytes())
+        .send().expect("failed to send request")
+        .as_json::<Value>().expect("failed to deserialize response");
+
+    let data = response.body;
+
+    assert_eq!(200, response.status, "response status should be 200 OK");
+
+    assert_eq!(data.get("data").unwrap(), &json!("test body"),
+               "test body should have been POSTed");
+
+    assert_eq!(
+        data.get("headers").unwrap().get("Content-Type").unwrap(),
+        &json!("text/plain"),
+        "Content-Type should be `text/plain`",
+    );
+}
+
+#[test]
+fn test_http_post_json() {
+    let body = json!({
+        "purpose": "testing!"
+    });
+
+    let response = Request::new(Method::Post, "https://httpbin.org/post")
+        .expect("failed to create request")
+        .user_agent("crimp test suite").expect("failed to set user-agent")
+        .json(&body).expect("request serialization failed")
+        .send().expect("failed to send request")
+        .as_json::<Value>().expect("failed to deserialize response");
+
+
+    let data = response.body;
+
+    assert_eq!(200, response.status, "response status should be 200 OK");
+
+    assert_eq!(data.get("json").unwrap(), &body,
+               "test body should have been POSTed");
+
+    assert_eq!(
+        data.get("headers").unwrap().get("Content-Type").unwrap(),
+        &json!("application/json"),
+        "Content-Type should be `application/json`",
+    );
+}