301 lines
7.1 KiB
Go
301 lines
7.1 KiB
Go
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package ddl
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import (
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"database/sql"
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"fmt"
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"strings"
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"testing"
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"git.rpjosh.de/RPJosh/go-logger"
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"github.com/google/go-cmp/cmp"
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goOra "github.com/sijms/go-ora/v2"
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)
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// TestGetTableSimple tests the construction of a Table struct
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// with all supported data types and fields
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func TestGetTableSimpleOracle(t *testing.T) {
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db := ConnectToOracle(t)
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oDb := NewOracleDb(db)
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// Create test table
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tableName, err := createTable(db,
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`
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id NUMERIC(10,0) PRIMARY KEY NOT NULL,
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txt VARCHAR2(100) DEFAULT 'Ich bins, der Tim!',
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dte DATE NOT NULL
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`,
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)
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if err != nil {
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t.Fatalf("Failed to create table: %s", err)
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}
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tableName = strings.ToUpper(tableName)
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defer dropTable(db, tableName)
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// Comment table
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if err := addOracleComment(db, tableName, "DTE", `Hallo ihr da!\nZeilenumbrüche`); err != nil {
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t.Fatalf("Failed to comment table: %s", err)
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}
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// Get columns
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table, err := oDb.GetTable(RequireEnvString("ORACLE_USER", t), tableName)
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if err != nil {
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t.Fatalf("Failed to get columns: %s", err)
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}
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expected := &Table{
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Name: strings.ToUpper(tableName),
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Schema: RequireEnvString("ORACLE_USER", t),
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}
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columns := []*OracleColumn{
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{
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Column: &Column{
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Name: "ID",
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PrimaryKey: true,
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CanBeNull: false,
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Type: IntType,
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InternalType: "NUMBER",
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},
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DataTypeLenght: 10,
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Scale: 0,
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},
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{
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Column: &Column{
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Name: "TXT",
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PrimaryKey: false,
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CanBeNull: true,
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Type: StringType,
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InternalType: "VARCHAR2",
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DefaultValue: sql.NullString{
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Valid: true,
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String: "Ich bins, der Tim!",
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},
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},
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AutoIncrement: false,
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DataTypeLenght: 100,
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},
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{
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Column: &Column{
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Name: "DTE",
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PrimaryKey: false,
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CanBeNull: false,
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Type: DateType,
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InternalType: "DATE",
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Comment: "Hallo ihr da!\nZeilenumbrüche",
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},
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AutoIncrement: false,
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DataTypeLenght: 7,
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},
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}
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for _, c := range columns {
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c.Extras = c
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expected.Columns = append(expected.Columns, c.Column)
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}
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// Compare struct
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if diff := cmp.Diff(table, expected); diff != "" {
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t.Errorf("Mismatch of columns (-want +got):\n%s", diff)
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}
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}
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// TestGetTableSimple tests the construction of a Table struct
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// that references another table
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func TestGetTableOracleFK(t *testing.T) {
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db := ConnectToOracle(t)
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mDb := NewOracleDb(db)
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// Create table we reference to
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referenceTableName, err := createTable(db, `
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id_to_ref NUMBER(10,0) PRIMARY KEY NOT NULL,
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rand VARCHAR2(10) NOT NULL`,
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)
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if err != nil {
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t.Fatalf("Failed to create table: %s", err)
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}
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defer dropTable(db, referenceTableName)
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// Create table with reference
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tableName, err := createTable(db, `
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id NUMBER(10,0) PRIMARY KEY NOT NULL,
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other_id NUMBER(10,0) NOT NULL,
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CONSTRAINT fk_test_constraint_for_you FOREIGN KEY(other_id) REFERENCES `+referenceTableName+`(id_to_ref)
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`)
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if err != nil {
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t.Fatalf("Failed to create table: %s", err)
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}
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defer dropTable(db, tableName)
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table, err := mDb.GetTable(RequireEnvString("ORACLE_USER", t), tableName)
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if err != nil {
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t.Fatalf("Failed to get columns: %s", err)
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}
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expected := &Table{
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Name: strings.ToUpper(tableName),
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Schema: RequireEnvString("ORACLE_USER", t),
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}
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columns := []*OracleColumn{
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{
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Column: &Column{
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Name: "ID",
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PrimaryKey: true,
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CanBeNull: false,
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Type: IntType,
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InternalType: "NUMBER",
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},
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DataTypeLenght: 10,
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},
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{
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Column: &Column{
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Name: "OTHER_ID",
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PrimaryKey: false,
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CanBeNull: false,
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Type: IntType,
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InternalType: "NUMBER",
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ForeignKey: true,
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ForeignKeyColumn: ForeignColumn{
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Name: strings.ToUpper(referenceTableName),
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Schema: RequireEnvString("ORACLE_USER", t),
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Column: "ID_TO_REF",
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},
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},
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DataTypeLenght: 10,
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},
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}
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for _, c := range columns {
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c.Extras = c
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expected.Columns = append(expected.Columns, c.Column)
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}
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// Compare struct
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if diff := cmp.Diff(table, expected); diff != "" {
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t.Errorf("Mismatch (-want +got):\n%s", diff)
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}
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}
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// TestGetTableSimple tests the selecting of multiple tables to a []Table array
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func TestGetTablesOracle(t *testing.T) {
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db := ConnectToOracle(t)
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mDb := NewOracleDb(db)
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// Create two simple tables
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tableName1, err := createTable(db, `idTab1 NUMBER(10,0) NOT NULL`)
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if err != nil {
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t.Fatalf("Failed to create table: %s", err)
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}
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tableName1 = strings.ToUpper(tableName1)
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defer dropTable(db, tableName1)
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tableName2, err := createTable(db, `idTab2 NUMBER(10,0) NOT NULL`)
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if err != nil {
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t.Fatalf("Failed to create table: %s", err)
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}
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tableName2 = strings.ToUpper(tableName2)
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defer dropTable(db, tableName2)
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tables, err := mDb.GetTables(RequireEnvString("ORACLE_USER", t))
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if err != nil {
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t.Fatalf("Failed to get tables: %s", err)
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}
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found1 := 0
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found2 := 0
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for _, tt := range tables {
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if tt.Name == tableName1 {
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found1 = found1 + 1
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// Compare table
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expected := &Table{
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Name: tt.Name,
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Schema: RequireEnvString("ORACLE_USER", t),
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}
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columns := []*OracleColumn{
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{
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Column: &Column{
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Name: "IDTAB1",
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CanBeNull: false,
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Type: IntType,
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InternalType: "NUMBER",
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},
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DataTypeLenght: 10,
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},
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}
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for _, c := range columns {
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c.Extras = c
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expected.Columns = append(expected.Columns, c.Column)
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}
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// Compare struct
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if diff := cmp.Diff(tt, expected); diff != "" {
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t.Errorf("TestGetTables() mismatch of tab1: (-want +got):\n%s", diff)
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}
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}
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if tt.Name == tableName2 {
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found2 = found2 + 1
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// Compare table
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expected := &Table{
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Name: tt.Name,
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Schema: RequireEnvString("ORACLE_USER", t),
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}
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columns := []*OracleColumn{
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{
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Column: &Column{
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Name: "IDTAB2",
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CanBeNull: false,
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Type: IntType,
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InternalType: "NUMBER",
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},
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DataTypeLenght: 10,
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},
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}
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for _, c := range columns {
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c.Extras = c
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expected.Columns = append(expected.Columns, c.Column)
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}
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// Compare struct
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if diff := cmp.Diff(tt, expected); diff != "" {
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t.Errorf("Mismatch of tab2: (-want +got):\n%s", diff)
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}
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}
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}
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// We expected to find exactly one single table
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if found1 != 1 {
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t.Errorf("Found %d instances of tab1. Expected 1 (len(rtc) = %d)", found1, len(tables))
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}
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if found2 != 1 {
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t.Errorf("Found %d instances of tab2. Expected 1 (len(rtc) = %d)", found1, len(tables))
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}
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}
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func addOracleComment(db *sql.DB, tbl string, column string, comment string) error {
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comment = strings.ReplaceAll(comment, "\n", `'||char(10)||'`)
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sql := fmt.Sprintf("COMMENT ON COLUMN \"%s\".\"%s\" IS '%s'", tbl, column, comment)
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_, err := db.Exec(sql)
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if err != nil {
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logger.Debug("Statement for create comment:\n%s", sql)
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}
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return err
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}
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func ConnectToOracle(t *testing.T) *sql.DB {
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conString := goOra.BuildUrl(
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RequireEnvString("ORACLE_SERVER", t),
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RequireEnvInt("ORACLE_PORT", t),
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RequireEnvString("ORACLE_SERVICE", t),
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RequireEnvString("ORACLE_USER", t),
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RequireEnvString("ORACLE_PASSWORD", t),
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map[string]string{},
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)
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db, err := sql.Open("oracle", conString)
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if err != nil {
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panic(fmt.Sprintf("Failed to open DB connection: %s", err))
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}
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return db
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}
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