test: ☑️ update model tests

.github/PULL_REQUEST_TEMPLATE.md

@@ -24,8 +24,7 @@ Please describe the tests that you ran to verify your changes. Provide
 instructions so we can reproduce. Please also list any relevant details for your
 test configuration
 
-- [ ] Test A
-- [ ] Test B
+- [ ] cargo test run with all tests passing
 
 **Test Configuration**:
 

tests/api/model/post.rs

@@ -82,7 +82,7 @@ async fn create_draft_mutation_fails_if_db_is_not_initialised() {
 }
 
 #[tokio::test]
-async fn create_draft_mutation_returns_error_message_if_draft_does_not_exist() {
+async fn delete_draft_mutation_returns_error_message_if_draft_does_not_exist() {
     // arrange
     let db_pool = TestApp::get_db_pool().await;
     let title = String::from("New Post Title");
@@ -109,7 +109,7 @@ async fn create_draft_mutation_returns_error_message_if_draft_does_not_exist() {
 }
 
 #[tokio::test]
-async fn create_draft_mutation_returns_draft_on_valid_input() {
+async fn delete_draft_mutation_returns_draft_on_valid_input() {
     // arrange
     let db_pool = TestApp::get_db_pool().await;
     let title = String::from("New Post Title");
@@ -134,3 +134,71 @@ async fn create_draft_mutation_returns_draft_on_valid_input() {
         })
     );
 }
+
+#[tokio::test]
+async fn delete_draft_mutation_fails_if_db_is_not_initialised() {
+    // arrange
+    let database_url = "sqlite://:memory:";
+
+    // create database pool manually and omit migrations
+    let db_pool = SqlitePoolOptions::new()
+        .max_connections(1)
+        .connect(database_url)
+        .await
+        .unwrap();
+
+    // act
+    let outcome = delete_draft_mutation(&db_pool, 9_999).await.unwrap_err();
+
+    // assert
+    assert_eq!(
+        format!("{outcome}"),
+        "error returned from database: (code: 1) no such table: Post"
+    );
+    let mut chain = outcome.chain();
+    assert_eq!(
+        chain.next().map(|val| format!("{val}")),
+        Some(String::from(
+            "error returned from database: (code: 1) no such table: Post"
+        ))
+    );
+    assert_eq!(
+        chain.next().map(|val| format!("{val}")),
+        Some(String::from("(code: 1) no such table: Post"))
+    );
+    assert_eq!(chain.next().map(|val| format!("{val}")), None);
+}
+
+#[tokio::test]
+async fn publish_mutation_fails_if_db_is_not_initialised() {
+    // arrange
+    let database_url = "sqlite://:memory:";
+
+    // create database pool manually and omit migrations
+    let db_pool = SqlitePoolOptions::new()
+        .max_connections(1)
+        .connect(database_url)
+        .await
+        .unwrap();
+
+    // act
+    let outcome = publish_mutation(&db_pool, 99_999).await.unwrap_err();
+
+    // assert
+    assert_eq!(
+        format!("{outcome}"),
+        "error returned from database: (code: 1) no such table: Post"
+    );
+    let mut chain = outcome.chain();
+    assert_eq!(
+        chain.next().map(|val| format!("{val}")),
+        Some(String::from(
+            "error returned from database: (code: 1) no such table: Post"
+        ))
+    );
+    assert_eq!(
+        chain.next().map(|val| format!("{val}")),
+        Some(String::from("(code: 1) no such table: Post"))
+    );
+    assert_eq!(chain.next().map(|val| format!("{val}")), None);
+}