feat: update request payload type to be generic and adjust test bodies to use GeminiRequest

src/utils/request.rs

@@ -1,6 +1,6 @@
 use backon::{ExponentialBuilder, Retryable};
 use reqwest::Client;
-use serde_json::Value;
+use serde::Serialize;
 use tokio::time::Duration;
 use tracing::debug;
 use url::Url;
@@ -8,13 +8,16 @@ use url::Url;
 use crate::error::ValidatorError;
 use crate::types::GeminiKey;
 
-pub async fn send_request(
+pub async fn send_request<T>(
     client: Client,
     api_endpoint: &Url,
     key: GeminiKey,
-    payload: &Value,
+    payload: &T,
     max_retries: usize,
-) -> Result<(), ValidatorError> {
+) -> Result<(), ValidatorError>
+where
+    T: Serialize,
+{
     let retry_policy = ExponentialBuilder::default()
         .with_max_times(max_retries)
         .with_min_delay(Duration::from_secs(1))

src/validation/key_validator.rs

@@ -19,13 +19,16 @@ pub async fn test_generate_content_api(
         client,
         &api_endpoint,
         api_key.clone(),
-        &GENERATE_CONTENT_TEST_BODY,
+        &*GENERATE_CONTENT_TEST_BODY,
         config.max_retries,
     )
     .await
     {
         Ok(_) => {
-            info!("BASIC API VALID - {}... - Passed generate content API test", &api_key.as_ref()[..10]);
+            info!(
+                "BASIC API VALID - {}... - Passed generate content API test",
+                &api_key.as_ref()[..10]
+            );
             Ok(ValidatedKey::new(api_key))
         }
         Err(e) => match &e {
@@ -60,7 +63,7 @@ pub async fn test_cache_content_api(
         client,
         &api_endpoint,
         validated_key.key.clone(),
-        &CACHE_CONTENT_TEST_BODY,
+        &*CACHE_CONTENT_TEST_BODY,
         config.max_retries,
     )
     .await
@@ -88,7 +91,6 @@ pub async fn test_cache_content_api(
                 );
                 validated_key
             }
-        }
+        },
     }
 }
-

src/validation/mod.rs

@@ -63,10 +63,10 @@ pub static GENERATE_CONTENT_TEST_BODY: LazyLock<Value> = LazyLock::new(|| {
 });
 
 // LazyLock for the cached content test body used in cache API validation
-pub static CACHE_CONTENT_TEST_BODY: LazyLock<Value> = LazyLock::new(|| {
+pub static CACHE_CONTENT_TEST_BODY: LazyLock<GeminiRequest> = LazyLock::new(|| {
     // Generate random text content to meet the minimum 1024 tokens requirement for cache API
     let long_text = "You are an expert at analyzing transcripts.".repeat(150);
-    let cache_request = GeminiRequest {
+    GeminiRequest {
         model: Some("models/gemini-2.5-flash".to_string()),
         contents: vec![ContentPart {
             parts: vec![TextPart { text: long_text }],
@@ -74,6 +74,5 @@ pub static CACHE_CONTENT_TEST_BODY: LazyLock<Value> = LazyLock::new(|| {
         }],
         generation_config: None,
         ttl: Some("300s".to_string()),
-    };
-    serde_json::to_value(cache_request).unwrap()
+    }
 });