Separates date_utc and datetime_utc

11 files changed, 354 insertions, 83 deletions

diff --git a/backend/core/tests/common/fakes/account.rs b/backend/core/tests/common/fakes/account.rs
index e915aed..38422bf 100644
--- a/backend/core/tests/common/fakes/account.rs
+++ b/backend/core/tests/common/fakes/account.rs
@@ -1,10 +1,10 @@
-use budgeting_app_core::models::{account::Account, date_time_utc::DateTimeUtc};
+use budgeting_app_core::{models::{account::Account, datetime_utc::DatetimeUtc}, traits::nowlike::Nowlike};
 
 pub fn make_fake_account(id: i32) -> Account {
     Account {
         id,
         name: String::from("Joe Bloggs"),
         opening_balance: 0,
-        opening_date: DateTimeUtc::now(),
+        opening_date: DatetimeUtc::now(),
     }
 }
diff --git a/backend/core/tests/common/fakes/budget_update.rs b/backend/core/tests/common/fakes/budget_update.rs
index e7ee9b9..f27360f 100644
--- a/backend/core/tests/common/fakes/budget_update.rs
+++ b/backend/core/tests/common/fakes/budget_update.rs
@@ -1,4 +1,4 @@
-use budgeting_app_core::models::{budget_update::{BudgetUpdate, BudgetUpdateBuilder}, date_time_utc::DateTimeUtc};
+use budgeting_app_core::{models::{budget_update::{BudgetUpdate, BudgetUpdateBuilder}, date_utc::DateUtc}, traits::nowlike::Nowlike};
 
 pub fn make_fake_budget_update(id: i32) -> BudgetUpdate {
     make_fake_budget_update_builder(id).build().unwrap()
@@ -9,7 +9,7 @@ pub fn make_fake_budget_update_builder(id: i32) ->  BudgetUpdateBuilder {
     builder
         .id(id)
         .category_id(0)
-        .date(DateTimeUtc::now())
+        .date(DateUtc::now())
         .new_budget(0)
         .new_period(0);
     builder
diff --git a/backend/core/tests/common/fakes/transaction.rs b/backend/core/tests/common/fakes/transaction.rs
index d113ce5..88a9a71 100644
--- a/backend/core/tests/common/fakes/transaction.rs
+++ b/backend/core/tests/common/fakes/transaction.rs
@@ -1,4 +1,4 @@
-use budgeting_app_core::models::{date_time_utc::DateTimeUtc, transaction::{Transaction, TransactionBuilder}};
+use budgeting_app_core::{models::{datetime_utc::DatetimeUtc, transaction::{Transaction, TransactionBuilder}}, traits::nowlike::Nowlike};
 
 pub fn make_fake_transaction(id: i32) -> Transaction {
     make_fake_transaction_builder(id).build().unwrap()
@@ -11,7 +11,7 @@ pub fn make_fake_transaction_builder(id: i32) ->  TransactionBuilder {
         .description(String::from("Fake category transfer"))
         .payee(String::from("Fake payee"))
         .quantity(0)
-        .date(DateTimeUtc::now())
+        .date(DatetimeUtc::now())
         .account_id(0);
     builder
 }
diff --git a/backend/core/tests/models/date_time_utc.rs b/backend/core/tests/models/date_time_utc.rs
deleted file mode 100644
index 1f86968..0000000
--- a/backend/core/tests/models/date_time_utc.rs
+++ /dev/null
@@ -1,59 +0,0 @@
-use anyhow::Result;
-use budgeting_app_core::models::date_time_utc::DateTimeUtc;
-use diesel::{sql_query, Connection, ExpressionMethods, QueryDsl, RunQueryDsl, Selectable, SelectableHelper, SqliteConnection};
-use diesel::prelude::{Insertable, Queryable};
-
-use crate::common::test_context::TestContext;
-
-diesel::table! {
-    date_time_utc_test (id) {
-        id -> Integer,
-        date_time_utc -> Text,
-    }
-}
-
-#[derive(Insertable, Queryable, Selectable, Clone)]
-#[diesel(table_name = date_time_utc_test)]
-pub struct DateTimeUtcTest {
-    pub id: i32,
-    pub date_time_utc: DateTimeUtc,
-}
-
-fn new_test_context() -> Result<TestContext> {
-    let test_context = TestContext::new();
-    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
-    let query = "CREATE TABLE date_time_utc_test(id INTEGER PRIMARY KEY, date_time_utc TEXT);";
-    sql_query(query).execute(connection)?;
-    Ok(test_context)
-}
-
-fn insert_date_time_utc(id: i32, date_time_utc: &DateTimeUtc, connection: &mut SqliteConnection) -> Result<usize> {
-    let model = DateTimeUtcTest {
-        id,
-        date_time_utc: date_time_utc.clone(),
-    };
-    let num_rows_inserted = diesel::insert_into(date_time_utc_test::dsl::date_time_utc_test)
-        .values(&[model])
-        .execute(connection)?;
-    Ok(num_rows_inserted)
-}
-
-fn get_date_time_utc(id: i32, connection: &mut SqliteConnection) -> Result<DateTimeUtcTest> {
-    let date_time_utc: Vec<DateTimeUtcTest> = date_time_utc_test::dsl::date_time_utc_test
-        .select(DateTimeUtcTest::as_select())
-        .filter(date_time_utc_test::id.eq(id))
-        .load(connection)?;
-    Ok(date_time_utc[0].clone())
-}
-
-#[test]
-fn when_insert_date_time_utc_and_select_then_returns_original_value() -> Result<()> {
-    let date_time_utc = DateTimeUtc::now();
-    let test_context = new_test_context()?;
-    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
-    let num_rows_inserted = insert_date_time_utc(0, &date_time_utc, connection)?;
-    assert_eq!(num_rows_inserted, 1);
-    let date_time_utc_returned = get_date_time_utc(0, connection)?;
-    assert_eq!(date_time_utc_returned.date_time_utc.to_date_str(), date_time_utc.to_date_str());
-    Ok(())
-}
diff --git a/backend/core/tests/models/date_utc.rs b/backend/core/tests/models/date_utc.rs
new file mode 100644
index 0000000..40f8c36
--- /dev/null
+++ b/backend/core/tests/models/date_utc.rs
@@ -0,0 +1,60 @@
+use anyhow::Result;
+use budgeting_app_core::models::date_utc::DateUtc;
+use budgeting_app_core::traits::nowlike::Nowlike;
+use diesel::{sql_query, Connection, ExpressionMethods, QueryDsl, RunQueryDsl, Selectable, SelectableHelper, SqliteConnection};
+use diesel::prelude::{Insertable, Queryable};
+
+use crate::common::test_context::TestContext;
+
+diesel::table! {
+    date_utc_test (id) {
+        id -> Integer,
+        date_utc -> Text,
+    }
+}
+
+#[derive(Insertable, Queryable, Selectable, Clone)]
+#[diesel(table_name = date_utc_test)]
+pub struct DateUtcTest {
+    pub id: i32,
+    pub date_utc: DateUtc,
+}
+
+fn new_test_context() -> Result<TestContext> {
+    let test_context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
+    let query = "CREATE TABLE date_utc_test(id INTEGER PRIMARY KEY, date_utc TEXT);";
+    sql_query(query).execute(connection)?;
+    Ok(test_context)
+}
+
+fn insert_date_utc(id: i32, date_utc: &DateUtc, connection: &mut SqliteConnection) -> Result<usize> {
+    let model = DateUtcTest {
+        id,
+        date_utc: date_utc.clone(),
+    };
+    let num_rows_inserted = diesel::insert_into(date_utc_test::dsl::date_utc_test)
+        .values(&[model])
+        .execute(connection)?;
+    Ok(num_rows_inserted)
+}
+
+fn get_date_utc(id: i32, connection: &mut SqliteConnection) -> Result<DateUtcTest> {
+    let date_utc: Vec<DateUtcTest> = date_utc_test::dsl::date_utc_test
+        .select(DateUtcTest::as_select())
+        .filter(date_utc_test::id.eq(id))
+        .load(connection)?;
+    Ok(date_utc[0].clone())
+}
+
+#[test]
+fn when_insert_date_utc_and_select_then_returns_original_value() -> Result<()> {
+    let date_utc = DateUtc::now();
+    let test_context = new_test_context()?;
+    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
+    let num_rows_inserted = insert_date_utc(0, &date_utc, connection)?;
+    assert_eq!(num_rows_inserted, 1);
+    let date_utc_returned = get_date_utc(0, connection)?;
+    assert_eq!(date_utc_returned.date_utc, date_utc);
+    Ok(())
+}
diff --git a/backend/core/tests/models/datetime_utc.rs b/backend/core/tests/models/datetime_utc.rs
new file mode 100644
index 0000000..7029429
--- /dev/null
+++ b/backend/core/tests/models/datetime_utc.rs
@@ -0,0 +1,60 @@
+use anyhow::Result;
+use budgeting_app_core::models::datetime_utc::DatetimeUtc;
+use budgeting_app_core::traits::nowlike::Nowlike;
+use diesel::{sql_query, Connection, ExpressionMethods, QueryDsl, RunQueryDsl, Selectable, SelectableHelper, SqliteConnection};
+use diesel::prelude::{Insertable, Queryable};
+
+use crate::common::test_context::TestContext;
+
+diesel::table! {
+    datetime_utc_test (id) {
+        id -> Integer,
+        datetime_utc -> Text,
+    }
+}
+
+#[derive(Insertable, Queryable, Selectable, Clone)]
+#[diesel(table_name = datetime_utc_test)]
+pub struct DatetimeUtcTest {
+    pub id: i32,
+    pub datetime_utc: DatetimeUtc,
+}
+
+fn new_test_context() -> Result<TestContext> {
+    let test_context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
+    let query = "CREATE TABLE datetime_utc_test(id INTEGER PRIMARY KEY, datetime_utc TEXT);";
+    sql_query(query).execute(connection)?;
+    Ok(test_context)
+}
+
+fn insert_datetime_utc(id: i32, datetime_utc: &DatetimeUtc, connection: &mut SqliteConnection) -> Result<usize> {
+    let model = DatetimeUtcTest {
+        id,
+        datetime_utc: datetime_utc.clone(),
+    };
+    let num_rows_inserted = diesel::insert_into(datetime_utc_test::dsl::datetime_utc_test)
+        .values(&[model])
+        .execute(connection)?;
+    Ok(num_rows_inserted)
+}
+
+fn get_datetime_utc(id: i32, connection: &mut SqliteConnection) -> Result<DatetimeUtcTest> {
+    let datetime_utc: Vec<DatetimeUtcTest> = datetime_utc_test::dsl::datetime_utc_test
+        .select(DatetimeUtcTest::as_select())
+        .filter(datetime_utc_test::id.eq(id))
+        .load(connection)?;
+    Ok(datetime_utc[0].clone())
+}
+
+#[test]
+fn when_insert_datetime_utc_and_select_then_returns_original_value() -> Result<()> {
+    let datetime_utc = DatetimeUtc::now();
+    let test_context = new_test_context()?;
+    let connection = &mut SqliteConnection::establish(&test_context.db_url)?;
+    let num_rows_inserted = insert_datetime_utc(0, &datetime_utc, connection)?;
+    assert_eq!(num_rows_inserted, 1);
+    let datetime_utc_returned = get_datetime_utc(0, connection)?;
+    assert_eq!(datetime_utc_returned.datetime_utc, datetime_utc);
+    Ok(())
+}
diff --git a/backend/core/tests/models/mod.rs b/backend/core/tests/models/mod.rs
index 5837dcd..d0d0e4a 100644
--- a/backend/core/tests/models/mod.rs
+++ b/backend/core/tests/models/mod.rs
@@ -1 +1,2 @@
-mod date_time_utc;
+mod date_utc;
+mod datetime_utc;
diff --git a/backend/core/tests/queries/budget_updates.rs b/backend/core/tests/queries/budget_updates.rs
index 147d06f..ae580e7 100644
--- a/backend/core/tests/queries/budget_updates.rs
+++ b/backend/core/tests/queries/budget_updates.rs
@@ -1,18 +1,28 @@
-use budgeting_app_core::queries;
+use budgeting_app_core::{models::date_utc::DateUtc, queries, traits::nowlike::Nowlike};
 use diesel::{Connection, SqliteConnection};
 
 use crate::common::{fakes::{budget_update::make_fake_budget_update_builder, category::make_fake_category}, test_context::TestContext};
 
+fn insert_prerequisite_data(connection: &mut SqliteConnection) {
+    let categories = [make_fake_category(0), make_fake_category(1)];
+    let _ = queries::categories::insert_categories(&categories, connection);
+}
+
 #[test]
 fn when_insert_budget_updates_then_returns_num_budget_updates() {
     let context = TestContext::new();
     let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
-    let categories = [make_fake_category(0)];
+    insert_prerequisite_data(connection);
     let budget_updates = [
-        make_fake_budget_update_builder(0).category_id(0).build().unwrap(),
-        make_fake_budget_update_builder(1).category_id(0).build().unwrap(),
+        make_fake_budget_update_builder(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .category_id(0)
+            .build().unwrap(),
+        make_fake_budget_update_builder(1)
+            .date(DateUtc::from_ymd(2020, 12, 26).unwrap())
+            .category_id(0)
+            .build().unwrap(),
     ];
-    let _ = queries::categories::insert_categories(&categories, connection);
 
     let num_budget_updates_inserted = queries::budget_updates::insert_budget_updates(&budget_updates, connection).unwrap();
 
@@ -20,20 +30,104 @@ fn when_insert_budget_updates_then_returns_num_budget_updates() {
 }
 
 #[test]
+fn given_budget_update_when_insert_budget_update_same_category_and_same_date_then_return_err() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+
+    let budget_updates_1 = [
+        make_fake_budget_update_builder(0)
+            .category_id(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .build().unwrap()
+    ];
+    let _ = queries::budget_updates::insert_budget_updates(&budget_updates_1, connection);
+
+    let budget_updates_2 = [
+        make_fake_budget_update_builder(1)
+            .category_id(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .build().unwrap()
+    ];
+    let result = queries::budget_updates::insert_budget_updates(&budget_updates_2, connection);
+
+    assert!(result.is_err());
+}
+
+#[test]
+fn given_budget_update_when_insert_budget_update_different_category_and_same_date_then_return_num_budget_updates_inserted() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+
+    let budget_updates_1 = [
+        make_fake_budget_update_builder(0)
+            .category_id(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .build().unwrap()
+    ];
+    let _ = queries::budget_updates::insert_budget_updates(&budget_updates_1, connection);
+
+    let budget_updates_2 = [
+        make_fake_budget_update_builder(1)
+            .category_id(1)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .build().unwrap()
+    ];
+    let result = queries::budget_updates::insert_budget_updates(&budget_updates_2, connection);
+
+    assert!(result.is_ok());
+    assert_eq!(result.unwrap(), 1);
+}
+
+#[test]
+fn given_budget_update_when_insert_budget_update_same_category_and_different_date_then_return_num_budget_updates_inserted() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+
+    let budget_updates_1 = [
+        make_fake_budget_update_builder(0)
+            .category_id(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .build().unwrap()
+    ];
+    let _ = queries::budget_updates::insert_budget_updates(&budget_updates_1, connection);
+
+    let budget_updates_2 = [
+        make_fake_budget_update_builder(1)
+            .category_id(0)
+            .date(DateUtc::from_ymd(2020, 12, 26).unwrap())
+            .build().unwrap()
+    ];
+    let result = queries::budget_updates::insert_budget_updates(&budget_updates_2, connection);
+
+    assert!(result.is_ok());
+    assert_eq!(result.unwrap(), 1);
+}
+
+#[test]
 fn given_budget_updates_when_get_all_budget_updates_then_return_budget_updates() {
     let context = TestContext::new();
     let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
-    let categories = [make_fake_category(0)];
+    insert_prerequisite_data(connection);
     let budget_updates = [
-        make_fake_budget_update_builder(0).category_id(0).build().unwrap(),
-        make_fake_budget_update_builder(1).category_id(0).build().unwrap(),
+        make_fake_budget_update_builder(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .category_id(0)
+            .build().unwrap(),
+        make_fake_budget_update_builder(1)
+            .date(DateUtc::from_ymd(2020, 12, 26).unwrap())
+            .category_id(0)
+            .build().unwrap(),
     ];
-    let _ = queries::categories::insert_categories(&categories, connection);
     let _ = queries::budget_updates::insert_budget_updates(&budget_updates, connection).unwrap();
 
     let budget_updates_in_db = queries::budget_updates::get_all_budget_updates(connection).unwrap();
 
     assert_eq!(budget_updates_in_db.len(), budget_updates.len());
+    assert_eq!(budget_updates_in_db[0], budget_updates[0]);
+    assert_eq!(budget_updates_in_db[1], budget_updates[1]);
     for budget_update in &budget_updates {
         assert!(budget_updates_in_db.iter().any(|budget_update_in_db| budget_update_in_db.eq(&budget_update)));
     }
@@ -46,12 +140,17 @@ fn given_budget_updates_when_get_all_budget_updates_then_return_budget_updates()
 fn given_budget_updates_when_delete_all_budget_updates_then_return_num_of_budget_updates() {
     let context = TestContext::new();
     let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
-    let categories = [make_fake_category(0)];
+    insert_prerequisite_data(connection);
     let budget_updates = [
-        make_fake_budget_update_builder(0).category_id(0).build().unwrap(),
-        make_fake_budget_update_builder(1).category_id(0).build().unwrap(),
+        make_fake_budget_update_builder(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .category_id(0)
+            .build().unwrap(),
+        make_fake_budget_update_builder(1)
+            .date(DateUtc::from_ymd(2020, 12, 26).unwrap())
+            .category_id(0)
+            .build().unwrap(),
     ];
-    let _ = queries::categories::insert_categories(&categories, connection);
     let _ = queries::budget_updates::insert_budget_updates(&budget_updates, connection).unwrap();
 
     let num_budget_updates_deleted = queries::budget_updates::delete_all_budget_updates(connection).unwrap();
@@ -63,12 +162,17 @@ fn given_budget_updates_when_delete_all_budget_updates_then_return_num_of_budget
 fn given_deleted_budget_updates_when_get_all_budget_updates_then_return_empty() {
     let context = TestContext::new();
     let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
-    let categories = [make_fake_category(0)];
+    insert_prerequisite_data(connection);
     let budget_updates = [
-        make_fake_budget_update_builder(0).category_id(0).build().unwrap(),
-        make_fake_budget_update_builder(1).category_id(0).build().unwrap(),
+        make_fake_budget_update_builder(0)
+            .date(DateUtc::from_ymd(2020, 12, 25).unwrap())
+            .category_id(0)
+            .build().unwrap(),
+        make_fake_budget_update_builder(1)
+            .date(DateUtc::from_ymd(2020, 12, 26).unwrap())
+            .category_id(0)
+            .build().unwrap(),
     ];
-    let _ = queries::categories::insert_categories(&categories, connection);
     let _ = queries::budget_updates::insert_budget_updates(&budget_updates, connection).unwrap();
     let _ = queries::budget_updates::delete_all_budget_updates(connection).unwrap();
 
@@ -76,3 +180,77 @@ fn given_deleted_budget_updates_when_get_all_budget_updates_then_return_empty()
 
     assert_eq!(budget_updates_returned.len(), 0);
 }
+
+#[test]
+fn given_no_budget_updates_when_get_first_with_date_then_return_none() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+
+    let first_with_date = queries::budget_updates::get_first_budget_update_with_date(&DateUtc::now(), connection).unwrap();
+
+    assert!(first_with_date.is_none());
+}
+
+#[test]
+fn given_budget_update_when_get_first_with_date_then_return_budget_update() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+    let date: DateUtc = "2024-10-28".parse().unwrap();
+    let budget_update = make_fake_budget_update_builder(0).date(date.clone()).build().unwrap();
+    let _ = queries::budget_updates::insert_budget_updates(&[budget_update.clone()], connection).unwrap();
+
+    let first_with_date = queries::budget_updates::get_first_budget_update_with_date(&date, connection).unwrap();
+
+    assert!(first_with_date.is_some());
+    assert_eq!(first_with_date.unwrap(), budget_update);
+}
+
+#[test]
+fn given_budget_update_when_get_first_with_different_date_then_return_none() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+    let date: DateUtc = "2024-10-28".parse().unwrap();
+    let different_date: DateUtc = "2024-10-29".parse().unwrap();
+    let budget_update = make_fake_budget_update_builder(0).date(date.clone()).build().unwrap();
+    let _ = queries::budget_updates::insert_budget_updates(&[budget_update.clone()], connection).unwrap();
+
+    let first_with_date = queries::budget_updates::get_first_budget_update_with_date(
+        &different_date,
+        connection
+    ).unwrap();
+
+    assert!(first_with_date.is_none());
+}
+
+#[test]
+fn given_many_budget_updates_when_get_first_with_date_then_return_any_with_date() {
+    let context = TestContext::new();
+    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
+    insert_prerequisite_data(connection);
+    let budget_updates = [
+        make_fake_budget_update_builder(0).date("2024-12-25".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(1).date("2020-12-26".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(2).date("2020-12-27".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(3).date("2020-12-28".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(4).date("2020-12-29".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(5).date("2020-12-30".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(6).date("2020-12-31".parse().unwrap()).build().unwrap(),
+        make_fake_budget_update_builder(7).date("2021-01-01".parse().unwrap()).build().unwrap(),
+    ];
+    let _ = queries::budget_updates::insert_budget_updates(&budget_updates, connection).unwrap();
+
+    let first_with_date = queries::budget_updates::get_first_budget_update_with_date(
+        &"2024-12-25".parse().unwrap(),
+        connection,
+    ).unwrap();
+
+    assert!(first_with_date.is_some());
+    assert_eq!(first_with_date.unwrap(), budget_updates[0]);
+}
+
+#[test]
+fn todo() {
+    todo!("test get_most_recent_with_category_id");
+}
diff --git a/backend/core/tests/queries/categories.rs b/backend/core/tests/queries/categories.rs
index 917536e..45ffe8e 100644
--- a/backend/core/tests/queries/categories.rs
+++ b/backend/core/tests/queries/categories.rs
@@ -56,3 +56,18 @@ fn given_deleted_categories_when_get_all_categories_then_return_empty() {
 
     assert_eq!(categories_returned.len(), 0);
 }
+
+#[test]
+fn todo() {
+    todo!("test get_all_balances");
+}
+
+#[test]
+fn todo2() {
+    todo!("test get_all_ids");
+}
+
+#[test]
+fn todo3() {
+    todo!("test get_most_recent_per_category_id");
+}
diff --git a/backend/core/tests/queries/category_transfers.rs b/backend/core/tests/queries/category_transfers.rs
index d329d9c..80ec70f 100644
--- a/backend/core/tests/queries/category_transfers.rs
+++ b/backend/core/tests/queries/category_transfers.rs
@@ -76,3 +76,13 @@ fn given_deleted_category_transfers_when_get_all_category_transfers_then_return_
 
     assert_eq!(category_transfers_returned.len(), 0);
 }
+
+#[test]
+fn todo() {
+    todo!("test sum_quantity_per_from_category_id");
+}
+
+#[test]
+fn todo2() {
+    todo!("test sum_quantity_per_from_category_id");
+}
diff --git a/backend/core/tests/queries/transaction_categorisations.rs b/backend/core/tests/queries/transaction_categorisations.rs
index 3c2171d..7e0e742 100644
--- a/backend/core/tests/queries/transaction_categorisations.rs
+++ b/backend/core/tests/queries/transaction_categorisations.rs
@@ -84,3 +84,9 @@ fn given_deleted_transaction_categorisations_when_get_all_transaction_categorisa
 
     assert_eq!(transaction_categorisations_returned.len(), 0);
 }
+
+
+#[test]
+fn todo() {
+    todo!("test sum_quantity_per_category_id");
+}