feat: savings allocations

internal/repository/allocation_test.go

@@ -0,0 +1,107 @@
+package repository
+
+import (
+	"testing"
+	"time"
+
+	"git.juancwu.dev/juancwu/budgit/internal/model"
+	"git.juancwu.dev/juancwu/budgit/internal/testutil"
+	"github.com/google/uuid"
+	"github.com/shopspring/decimal"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestAllocationRepository_CRUD(t *testing.T) {
+	testutil.ForEachDB(t, func(t *testing.T, dbi testutil.DBInfo) {
+		accountRepo := NewAccountRepository(dbi.DB)
+		repo := NewAllocationRepository(dbi.DB)
+
+		user := testutil.CreateTestUser(t, dbi.DB, "alloc-crud@example.com", nil)
+		space := testutil.CreateTestSpace(t, dbi.DB, user.ID, "Alloc Space")
+
+		now := time.Now()
+		account := &model.Account{
+			ID:        uuid.NewString(),
+			Name:      "Savings",
+			SpaceID:   space.ID,
+			CreatedAt: now,
+			UpdatedAt: now,
+		}
+		require.NoError(t, accountRepo.Create(account))
+
+		target := decimal.NewFromInt(3000)
+		alloc := &model.Allocation{
+			ID:           uuid.NewString(),
+			AccountID:    account.ID,
+			Name:         "Emergency Fund",
+			Amount:       decimal.NewFromInt(500),
+			TargetAmount: &target,
+			SortOrder:    0,
+			CreatedAt:    now,
+			UpdatedAt:    now,
+		}
+		require.NoError(t, repo.Create(alloc))
+
+		fetched, err := repo.ByID(alloc.ID)
+		require.NoError(t, err)
+		assert.Equal(t, "Emergency Fund", fetched.Name)
+		assert.True(t, fetched.Amount.Equal(decimal.NewFromInt(500)))
+		require.NotNil(t, fetched.TargetAmount)
+		assert.True(t, fetched.TargetAmount.Equal(target))
+
+		alloc2 := &model.Allocation{
+			ID:        uuid.NewString(),
+			AccountID: account.ID,
+			Name:      "Trip",
+			Amount:    decimal.NewFromInt(250),
+			SortOrder: 1,
+			CreatedAt: now,
+			UpdatedAt: now,
+		}
+		require.NoError(t, repo.Create(alloc2))
+
+		list, err := repo.ByAccountID(account.ID)
+		require.NoError(t, err)
+		require.Len(t, list, 2)
+		assert.Equal(t, "Emergency Fund", list[0].Name)
+		assert.Equal(t, "Trip", list[1].Name)
+
+		sum, err := repo.SumByAccountID(account.ID)
+		require.NoError(t, err)
+		assert.True(t, sum.Equal(decimal.NewFromInt(750)))
+
+		require.NoError(t, repo.Update(alloc.ID, "Rainy Day", decimal.NewFromInt(800), nil))
+		fetched, err = repo.ByID(alloc.ID)
+		require.NoError(t, err)
+		assert.Equal(t, "Rainy Day", fetched.Name)
+		assert.True(t, fetched.Amount.Equal(decimal.NewFromInt(800)))
+		assert.Nil(t, fetched.TargetAmount)
+
+		require.NoError(t, repo.Delete(alloc2.ID))
+		_, err = repo.ByID(alloc2.ID)
+		assert.ErrorIs(t, err, ErrAllocationNotFound)
+
+		assert.ErrorIs(t, repo.Delete(uuid.NewString()), ErrAllocationNotFound)
+	})
+}
+
+func TestAllocationRepository_UniqueNamePerAccount(t *testing.T) {
+	testutil.ForEachDB(t, func(t *testing.T, dbi testutil.DBInfo) {
+		accountRepo := NewAccountRepository(dbi.DB)
+		repo := NewAllocationRepository(dbi.DB)
+
+		user := testutil.CreateTestUser(t, dbi.DB, "alloc-unique@example.com", nil)
+		space := testutil.CreateTestSpace(t, dbi.DB, user.ID, "Unique Space")
+
+		now := time.Now()
+		account := &model.Account{ID: uuid.NewString(), Name: "A", SpaceID: space.ID, CreatedAt: now, UpdatedAt: now}
+		require.NoError(t, accountRepo.Create(account))
+
+		a := &model.Allocation{ID: uuid.NewString(), AccountID: account.ID, Name: "Goal", Amount: decimal.Zero, CreatedAt: now, UpdatedAt: now}
+		require.NoError(t, repo.Create(a))
+
+		dup := &model.Allocation{ID: uuid.NewString(), AccountID: account.ID, Name: "Goal", Amount: decimal.Zero, CreatedAt: now, UpdatedAt: now}
+		assert.Error(t, repo.Create(dup))
+	})
+}