80 lines
2.8 KiB
Go
80 lines
2.8 KiB
Go
package schema_test
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import (
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"git.offline-twitter.com/offline-labs/gas-stack/pkg/schema"
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)
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func TestParseSchema(t *testing.T) {
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assert := assert.New(t)
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schema_sql, err := os.ReadFile("../../sample_data/test_schemas/food.sql")
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require.NoError(t, err)
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db := schema.InitDB(string(schema_sql))
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schema := schema.SchemaFromDB(db)
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expected_tbls := []string{"food_types", "foods", "units", "ingredients", "recipes", "iterations", "db_version"}
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for _, tbl_name := range expected_tbls {
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_, is_ok := schema.Tables[tbl_name]
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assert.True(is_ok)
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}
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foods := schema.Tables["foods"]
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assert.Equal(foods.TableName, "foods")
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assert.Equal(foods.TypeName, "Food")
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assert.Equal(foods.TypeIDName, "FoodID")
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assert.Equal(foods.IsStrict, true)
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assert.Len(foods.Columns, 20)
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assert.Equal(foods.Columns[0].Name, "rowid")
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assert.Equal(foods.Columns[0].Type, "integer")
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assert.Equal(foods.Columns[0].IsNotNull, false) // Explicit not-null
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assert.Equal(foods.Columns[0].IsPrimaryKey, true)
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assert.Equal(foods.Columns[0].IsForeignKey, false)
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assert.Equal(foods.Columns[1].Name, "name")
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assert.Equal(foods.Columns[1].Type, "text")
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assert.Equal(foods.Columns[1].IsNotNull, true)
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assert.Equal(foods.Columns[1].HasDefaultValue, false)
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assert.Equal(foods.Columns[1].IsPrimaryKey, false)
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assert.Equal(foods.Columns[16].Name, "mass")
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assert.Equal(foods.Columns[16].Type, "real")
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assert.Equal(foods.Columns[16].HasDefaultValue, true)
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assert.Equal(foods.Columns[16].DefaultValue, "100")
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ingredients := schema.Tables["ingredients"]
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assert.Equal(ingredients.Columns[0].Name, "rowid")
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assert.Equal(ingredients.Columns[0].IsPrimaryKey, true)
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assert.Equal(ingredients.Columns[1].Name, "food_id")
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assert.Equal(ingredients.Columns[1].IsForeignKey, true)
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assert.Equal(ingredients.Columns[1].ForeignKeyTargetTable, "foods")
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assert.Equal(ingredients.Columns[1].ForeignKeyTargetColumn, "rowid")
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// -------
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// Indexes
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// -------
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// Unique index
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units_name_idx, isOk := schema.Indexes["sqlite_autoindex_units_1"]
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require.True(t, isOk)
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assert.True(units_name_idx.IsUnique)
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assert.Equal("units", units_name_idx.TableName)
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assert.Equal([]string{"name"}, units_name_idx.Columns)
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// Non-unique, declared index
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foods_protein_idx, isOk := schema.Indexes["foods_protein"]
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require.True(t, isOk)
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assert.False(foods_protein_idx.IsUnique)
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assert.Equal("foods", foods_protein_idx.TableName)
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assert.Equal([]string{"protein"}, foods_protein_idx.Columns)
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// Multi-column index
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ingr_seq_idx, isOk := schema.Indexes["sqlite_autoindex_ingredients_1"]
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require.True(t, isOk)
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assert.True(ingr_seq_idx.IsUnique)
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assert.Equal("ingredients", ingr_seq_idx.TableName)
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assert.Equal([]string{"in_recipe_id", "list_order"}, ingr_seq_idx.Columns)
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}
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