connector_test.go•5.06 kB
package sqlite
import (
"context"
"os"
"path/filepath"
"testing"
"github.com/centralmind/gateway/connectors"
"github.com/centralmind/gateway/model"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestConnector(t *testing.T) {
ctx := context.Background()
// Create a temporary directory for the test database
tmpDir, err := os.MkdirTemp("", "sqlite-test-*")
require.NoError(t, err)
defer os.RemoveAll(tmpDir)
dbPath := filepath.Join(tmpDir, "test.db")
logrus.Infof("SQLite database path: %s", dbPath)
cfg := Config{
Hosts: []string{tmpDir},
Database: "test.db",
}
connector, err := connectors.New("sqlite", cfg)
assert.NoError(t, err)
assert.NotNil(t, connector)
// Create test tables and insert data from SQL file
db := connector.(*Connector).db
sqlData, err := os.ReadFile(filepath.Join("testdata", "test_data.sql"))
require.NoError(t, err)
_, err = db.Exec(string(sqlData))
require.NoError(t, err)
t.Run("Ping Database", func(t *testing.T) {
err := connector.Ping(ctx)
assert.NoError(t, err)
})
t.Run("Discovery Tables", func(t *testing.T) {
tables, err := connector.Discovery(ctx, nil)
assert.NoError(t, err)
assert.Len(t, tables, 2)
// Verify table names
tableNames := make(map[string]bool)
for _, table := range tables {
tableNames[table.Name] = true
}
assert.True(t, tableNames["users"])
assert.True(t, tableNames["posts"])
})
t.Run("Read Endpoint", func(t *testing.T) {
endpoint := model.Endpoint{
Query: "SELECT COUNT(*) AS total_count FROM users",
Params: []model.EndpointParams{},
}
params := map[string]any{}
rows, err := connector.Query(ctx, endpoint, params)
assert.NoError(t, err)
assert.Len(t, rows, 1)
assert.Equal(t, int64(3), rows[0]["total_count"])
})
t.Run("Query Endpoint with Parameters", func(t *testing.T) {
endpoint := model.Endpoint{
Query: `SELECT name, age, email
FROM users
WHERE age > :min_age
ORDER BY age DESC`,
Params: []model.EndpointParams{
{
Name: "min_age",
Type: "int",
Required: true,
},
},
}
params := map[string]any{
"min_age": 25,
}
rows, err := connector.Query(ctx, endpoint, params)
assert.NoError(t, err)
assert.Len(t, rows, 2)
// Verify results
expected := []map[string]any{
{"name": "Bob Johnson", "age": int64(35), "email": "bob@example.com"},
{"name": "John Doe", "age": int64(30), "email": "john@example.com"},
}
assert.Equal(t, len(expected), len(rows))
for i, exp := range expected {
assert.Equal(t, exp["name"], rows[i]["name"])
assert.Equal(t, exp["age"], rows[i]["age"])
assert.Equal(t, exp["email"], rows[i]["email"])
}
})
}
func TestSQLiteTypeMapping(t *testing.T) {
c := &Connector{}
tests := []struct {
name string
sqlType string
expected model.ColumnType
}{
// String types
{"text", "TEXT", model.TypeString},
{"varchar", "VARCHAR", model.TypeString},
{"char", "CHAR", model.TypeString},
{"clob", "CLOB", model.TypeString},
// Numeric types
{"real", "REAL", model.TypeNumber},
{"float", "FLOAT", model.TypeNumber},
{"double", "DOUBLE", model.TypeNumber},
// Integer types
{"integer", "INTEGER", model.TypeInteger},
{"int", "INT", model.TypeInteger},
{"bigint", "BIGINT", model.TypeInteger},
{"smallint", "SMALLINT", model.TypeInteger},
{"tinyint", "TINYINT", model.TypeInteger},
// Boolean type
{"boolean", "BOOLEAN", model.TypeBoolean},
// Date/Time types
{"datetime", "DATETIME", model.TypeDatetime},
{"date", "DATE", model.TypeDatetime},
{"time", "TIME", model.TypeDatetime},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := c.GuessColumnType(tt.sqlType)
assert.Equal(t, tt.expected, result, "Type mapping mismatch for %s", tt.sqlType)
})
}
}
func TestLoadColumns_WithPrimaryKey(t *testing.T) {
ctx := context.Background()
// Create a temporary directory for the test database
tmpDir, err := os.MkdirTemp("", "sqlite-test-*")
require.NoError(t, err)
defer os.RemoveAll(tmpDir)
cfg := Config{
Hosts: []string{tmpDir},
Database: "test.db",
}
connector, err := connectors.New("sqlite", cfg)
require.NoError(t, err)
// Create test table from SQL file
db := connector.(*Connector).db
sqlSchema, err := os.ReadFile(filepath.Join("testdata", "test_schema.sql"))
require.NoError(t, err)
_, err = db.Exec(string(sqlSchema))
require.NoError(t, err)
// Test primary key detection
c := connector.(*Connector)
columns, err := c.LoadsColumns(ctx, "test_table")
require.NoError(t, err)
// Verify results
assert.Len(t, columns, 3)
// Find and verify primary key column
var foundPK bool
for _, col := range columns {
if col.Name == "id" {
assert.True(t, col.PrimaryKey, "Column 'id' should be a primary key")
foundPK = true
} else {
assert.False(t, col.PrimaryKey, "Column '%s' should not be a primary key", col.Name)
}
}
assert.True(t, foundPK, "Primary key column 'id' not found")
}