diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 3c13d1b..0f7b41a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -18,5 +18,5 @@ jobs:
     - uses: actions/checkout@v2
     - name: Build
       run: cargo build --verbose
-    - name: Run tests
+    - name: Run test
       run: cargo test --verbose
diff --git a/Cargo.toml b/Cargo.toml
index e828f8e..ea7b29a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,9 +11,9 @@ license = "MIT"
 serenity = { version = "0.10.9", default-features = false, features = ["client", "gateway", "rustls_backend", "model", "unstable_discord_api", "collector"] }
 tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
 reqwest = "0.11.7"
-serde_derive = "1.0.132"
-serde = "1.0.132"
-serde_json = {version = "1.0.73", features = ["indexmap"]}
+serde_derive = "1.0.140"
+serde = "1.0.140"
+serde_json = {version = "1.0.82", features = ["indexmap"]}
 levenshtein = "1.0.5"
 regex = "1.5.4"
 linked-hash-map = "0.5.4"
diff --git a/src/data/artifacts.rs b/src/data/artifacts.rs
index d3253e1..c85ef0f 100644
--- a/src/data/artifacts.rs
+++ b/src/data/artifacts.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 use serenity::builder::CreateEmbed;
@@ -25,12 +26,14 @@ pub struct Artifact {
 }
 
 impl Artifact{
+    #[allow(dead_code)]
     pub async fn get(artifact: &str) -> Artifact {
         let url = format!("http://localhost:3000/api/artifacts/{}", artifact);
         let url = Url::parse(&*url).expect("Can't convert url");
         return reqwest::get(url).await.expect("Can't access Url").json::<Artifact>().await.expect("Wrong json format");
     }
 
+    #[allow(dead_code)]
     async fn get_all() -> Vec<Box<str>> {
         let url = format!("http://localhost:3000/api/artifacts");
         let url = Url::parse(&*url).expect("Can't convert url");
@@ -81,11 +84,8 @@ impl Artifact{
     }
 }
 
-pub async fn test_artifacts() {
-    for a in Artifact::get_all().await {
-        println!("{}", a);
-        let arti = Artifact::get(&a).await;
-        println!("Name : {}\nCirclet : {}\nBonuses {:?}", arti.name, arti.sets.goblet.unwrap_or(Box::from("")), arti.bonuses);
-    }
-
-}
+#[test]
+fn test_artifact() {
+    let data = fs::read_to_string("test/artifact.json").expect("No Artifact test file");
+    serde_json::from_str::<Artifact>(&data).expect("Didn't work");
+}
\ No newline at end of file
diff --git a/src/data/builds.rs b/src/data/builds.rs
index 401236b..113130d 100644
--- a/src/data/builds.rs
+++ b/src/data/builds.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 
@@ -11,15 +12,14 @@ pub struct RoleWeapon {
 #[derive(Serialize, Deserialize, Debug)]
 #[serde(rename_all = "camelCase")]
 pub struct RoleStat {
-    pub sands: Box<str>,
-    pub goblet: Box<str>,
-    pub circlet: Box<str>
+    pub sands: Vec<Box<str>>,
+    pub goblet: Vec<Box<str>>,
+    pub circlet: Vec<Box<str>>
 }
 
 #[derive(Serialize, Deserialize, Debug)]
 #[serde(rename_all = "camelCase")]
 pub struct Role{
-    pub name: Box<str>,
     pub recommended: bool,
     pub weapons: Vec<RoleWeapon>,
     pub artifacts: Vec<Vec<Box<str>>>,
@@ -28,6 +28,7 @@ pub struct Role{
     pub talent: Vec<Box<str>>,
     pub tip: Box<str>,
     pub note: Box<str>,
+    pub name: Box<str>,
 }
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -37,12 +38,14 @@ pub struct Builds {
 }
 
 impl Builds {
+    #[allow(dead_code)]
     pub(crate) async fn get(build: &str) -> Builds {
         let url = format!("http://localhost:3000/api/builds/{}", build);
         let url = Url::parse(&*url).expect("Can't convert url");
         return reqwest::get(url).await.expect("Can't access Url").json::<Builds>().await.expect("Wrong json format");
     }
 
+    #[allow(dead_code)]
     async fn get_all() -> Vec<Box<str>> {
         let url = format!("http://localhost:3000/api/builds");
         let url = Url::parse(&*url).expect("Can't convert url");
@@ -50,12 +53,8 @@ impl Builds {
     }
 }
 
-
-pub async fn test_builds() {
-    for a in Builds::get_all().await {
-        println!("------------------");
-        let builds = Builds::get(&a).await;
-        println!("Roles for {} : {:?}\n", a, builds.roles.into_iter().map(|x| x.name).collect::<Vec<Box<str>>>());
-    }
-
+#[test]
+fn test_build() {
+    let data = fs::read_to_string("test/build.json").expect("No build test file");
+    serde_json::from_str::<Builds>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/characters.rs b/src/data/characters.rs
index c6a027f..ead3d07 100644
--- a/src/data/characters.rs
+++ b/src/data/characters.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 use crate::data::builds::{Role};
@@ -24,13 +25,13 @@ pub struct CharacterMaterials {
 #[derive(Serialize, Deserialize, Debug)]
 #[serde(rename_all = "camelCase")]
 pub struct Character {
-    pub name: Box<str>,
     pub id: Box<str>,
+    pub name: Box<str>,
     pub rarity: u8,
-    pub element: Element,
     pub weapon: WeaponType,
-    pub ascension: Vec<Ascension>,
     pub stats: CharacterStats,
+    pub ascension: Vec<Ascension>,
+    pub element: Element,
     pub material: CharacterMaterials,
     pub builds: Vec<Role>
 }
@@ -48,6 +49,8 @@ impl Character {
     pub(crate) async fn get(character: &str) -> Character {
         let url = format!("http://localhost:3000/api/characters/{}", character);
         let url = Url::parse(&*url).expect("Can't convert url");
+        let a  = reqwest::get(url.clone()).await.expect("Can't access Url");
+        println!("{}",&a.text().await.expect(""));
         return reqwest::get(url).await.expect("Can't access Url").json::<Character>().await.expect("Wrong json format");
     }
 
@@ -66,11 +69,8 @@ impl Character {
     }
 }
 
-#[allow(dead_code)]
-pub async fn test_character () {
-    for a in Character::get_all().await {
-        println!("{}", a);
-        let char = Character::get(&a).await;
-        println!("Name : {}", char.name);
-    }
+#[test]
+fn test_character() {
+    let data = fs::read_to_string("test/character.json").expect("No character test file");
+    serde_json::from_str::<Character>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/domains.rs b/src/data/domains.rs
index c3d4b13..7595d53 100644
--- a/src/data/domains.rs
+++ b/src/data/domains.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 
@@ -60,11 +61,8 @@ impl Domain {
 }
 
 
-#[allow(dead_code)]
-pub async fn test_domains () {
-    for a in Domain::get_all().await {
-        println!("{}", a);
-        let domain = Domain::get(&a).await;
-        println!("Name : {}", domain.name);
-    }
+#[test]
+fn test_items() {
+    let data = fs::read_to_string("test/domain.json").expect("No Domain test file");
+    serde_json::from_str::<Domain>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/elements.rs b/src/data/elements.rs
index 4fce6c4..e9e9baf 100644
--- a/src/data/elements.rs
+++ b/src/data/elements.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 
@@ -11,12 +12,14 @@ pub struct Element {
 }
 
 impl Element{
+    #[allow(dead_code)]
     async fn get(element: &str) -> Element {
         let url = format!("http://localhost:3000/api/elements/{}", element);
         let url = Url::parse(&*url).expect("Can't convert url");
         return reqwest::get(url).await.expect("Can't access Url").json::<Element>().await.expect("Wrong json format");
     }
 
+    #[allow(dead_code)]
     async fn get_all() -> Vec<Box<str>> {
         let url = format!("http://localhost:3000/api/elements");
         let url = Url::parse(&*url).expect("Can't convert url");
@@ -24,9 +27,8 @@ impl Element{
     }
 }
 
-pub async fn test_elem() {
-    println!("All elems : {:?}", Element::get_all().await);
-
-    let geo = Element::get("geo").await;
-    println!("Name : {}\nColor : #{:x}", geo.name, geo.color);
+#[test]
+fn test_element() {
+    let data = fs::read_to_string("test/element.json").expect("No Element test file");
+    serde_json::from_str::<Element>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/events.rs b/src/data/events.rs
index 55d958a..af81e89 100644
--- a/src/data/events.rs
+++ b/src/data/events.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 
@@ -9,8 +10,8 @@ pub struct Event {
     pub start: Box<str>,
     pub end: Box<str>,
     pub url: Option<Box<str>>,
-    pub start_timestamp: u64,
-    pub end_timestamp: u64,
+    pub start_timestamp: Option<u64>,
+    pub end_timestamp: Option<u64>,
     pub show_on_home: Option<bool>
 }
 
@@ -46,17 +47,8 @@ impl Event {
     }
 }
 
-#[allow(dead_code)]
-pub async fn test_events() {
-    let upcoming = Event::get_upcoming().await;
-    println!("UPCOMING EVENTS\n--------");
-    for event in upcoming {
-        println!("Name : {}", event.name);
-    }
-
-    let current = Event::get_current().await;
-    println!("CURRENT EVENTS\n--------");
-    for event in current {
-        println!("Name : {}", event.name);
-    }
+#[test]
+fn test_events() {
+    let data = fs::read_to_string("test/events.json").expect("No events test file");
+    serde_json::from_str::<Vec<Event>>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/items.rs b/src/data/items.rs
index b68c08c..ae9df82 100644
--- a/src/data/items.rs
+++ b/src/data/items.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 
@@ -12,12 +13,13 @@ pub struct Item {
 }
 
 impl Item{
+    #[allow(dead_code)]
     async fn get(item: &str) -> Item {
         let url = format!("http://localhost:3000/api/items/{}", item);
         let url = Url::parse(&*url).expect("Can't convert url");
         return reqwest::get(url).await.expect("Can't access Url").json::<Item>().await.expect("Wrong json format");
     }
-
+    #[allow(dead_code)]
     async fn get_all() -> Vec<Box<str>> {
         let url = format!("http://localhost:3000/api/items");
         let url = Url::parse(&*url).expect("Can't convert url");
@@ -32,12 +34,8 @@ impl Item{
     }
 }
 
-pub async fn test_items() {
-    println!("List all items : {:?}", Item::get_all().await);
-
-    let item = Item::get("relic_from_guyun").await;
-    println!("Name : {}\nDays : {:?}", item.name, item.day.unwrap_or(vec![]));
-
-    let item = Item::get("mora").await;
-    println!("Name : {}\nDays : {:?}", item.name, item.day.unwrap_or(vec![]));
+#[test]
+fn test_item() {
+    let data = fs::read_to_string("test/item.json").expect("No item test file");
+    serde_json::from_str::<Item>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/data/mod.rs b/src/data/mod.rs
index 56e1676..578f619 100644
--- a/src/data/mod.rs
+++ b/src/data/mod.rs
@@ -7,14 +7,3 @@ pub mod characters;
 pub mod events;
 pub mod shared_structs;
 pub mod domains;
-
-#[allow(dead_code)]
-pub async fn test() {
-    elements::test_elem().await;
-    artifacts::test_artifacts().await;
-    items::test_items().await;
-    weapons::test_weapons().await;
-    builds::test_builds().await;
-    characters::test_character().await;
-    events::test_events().await;
-}
\ No newline at end of file
diff --git a/src/data/weapons.rs b/src/data/weapons.rs
index e566ba3..3eb3f96 100644
--- a/src/data/weapons.rs
+++ b/src/data/weapons.rs
@@ -1,3 +1,4 @@
+use std::fs;
 use reqwest::Url;
 use serde_derive::{Serialize, Deserialize};
 use serenity::builder::CreateEmbed;
@@ -113,9 +114,8 @@ impl Weapon {
     }
 }
 
-pub async fn test_weapons() {
-    for w in Weapon::get_all().await {
-        println!("------------------");
-        println!("{}", w);
-    }
+#[test]
+fn test_weapon() {
+    let data = fs::read_to_string("test/weapon.json").expect("No Weapon test file");
+    serde_json::from_str::<Weapon>(&data).expect("Didn't work");
 }
\ No newline at end of file
diff --git a/src/interactions/genshin/build.rs b/src/interactions/genshin/build.rs
index 3e89147..36c69cf 100644
--- a/src/interactions/genshin/build.rs
+++ b/src/interactions/genshin/build.rs
@@ -221,9 +221,9 @@ pub async fn home_embed(role: &Role, character: Character) -> CreateEmbed {
         _ => { embed.field("Best Artifacts", "TBD", false); }
     }
 
-    embed.field("Circlet", &role.main_stats.circlet, true);
-    embed.field("Goblet", &role.main_stats.goblet, true);
-    embed.field("Sands", &role.main_stats.sands, true);
+    embed.field("Circlet", &role.main_stats.circlet[0], true);
+    embed.field("Goblet", &role.main_stats.goblet[0], true);
+    embed.field("Sands", &role.main_stats.sands[0], true);
 
     embed.footer(|f| {
         f.text(format!("Data from : https://paimon.moe/characters/{}", character.id))
@@ -301,9 +301,9 @@ async fn artifact_embed(role: &Role, character: Character) -> CreateEmbed {
         format!("- {}", role.sub_stats.join("\n-"))
     }, false);
 
-    embed.field("Circlet", &role.main_stats.circlet, true);
-    embed.field("Goblet", &role.main_stats.goblet, true);
-    embed.field("Sands", &role.main_stats.sands, true);
+    embed.field("Circlet", &role.main_stats.circlet[0], true);
+    embed.field("Goblet", &role.main_stats.goblet[0], true);
+    embed.field("Sands", &role.main_stats.sands[0], true);
 
     embed.footer(|f| {
         f.text(format!("Data from : https://paimon.moe/characters/{}", character.id))
diff --git a/src/interactions/status_message.rs b/src/interactions/status_message.rs
index 4806ac0..ef51883 100644
--- a/src/interactions/status_message.rs
+++ b/src/interactions/status_message.rs
@@ -62,7 +62,7 @@ pub async fn create_status_interaction(ctx: Context, command: ApplicationCommand
                         .color(Colour::from(0xff0000))
                 }).flags(InteractionApplicationCommandCallbackDataFlags::EPHEMERAL)
             })
-        }).await;
+        }).await.expect("Interaction didn't work");
         return;
     }
 
@@ -148,7 +148,7 @@ async fn create_status_embed() -> Vec<CreateEmbed> {
             _ => {}
         };
 
-        embed.description(format!("Ends : <t:{}:R>", e.end_timestamp));
+        embed.description(format!("Ends : <t:{}:R>", e.end_timestamp.expect("No End Timestamp")));
         embeds.push(embed);
     }
 
@@ -159,7 +159,7 @@ async fn create_status_embed() -> Vec<CreateEmbed> {
     other_embed.color(Colour::new(rand::thread_rng().gen_range(0x000000..0xffffff)));
 
     for e in others {
-        other_embed.field(e.name, format!("Ends : <t:{}:R>", e.end_timestamp), false);
+        other_embed.field(e.name, format!("Ends : <t:{}:R>", e.end_timestamp.expect("No End Timestamp")), false);
     }
     embeds.push(other_embed);
 
@@ -168,7 +168,7 @@ async fn create_status_embed() -> Vec<CreateEmbed> {
             let mut upcoming_embed = CreateEmbed::default();
             question_marks = format!("{}?", question_marks);
             upcoming_embed.title(&e.name);
-            upcoming_embed.description(format!("Starts : <t:{}:R>", e.start_timestamp));
+            upcoming_embed.description(format!("Starts : <t:{}:R>", e.start_timestamp.expect("No Start Timestamp")));
             upcoming_embed.color(Colour::new(rand::thread_rng().gen_range(0x000000..0xffffff)));
 
             match &e.image {