source: code/trunk/db_postgres_test.go@ 793

package soju

import (
        "database/sql"
        "os"
        "testing"
)

// PostgreSQL version 0 schema. DO NOT EDIT.
const postgresV0Schema = `
CREATE TABLE "Config" (
        id SMALLINT PRIMARY KEY,
        version INTEGER NOT NULL,
        CHECK(id = 1)
);

INSERT INTO "Config" (id, version) VALUES (1, 1);

CREATE TABLE "User" (
        id SERIAL PRIMARY KEY,
        username VARCHAR(255) NOT NULL UNIQUE,
        password VARCHAR(255),
        admin BOOLEAN NOT NULL DEFAULT FALSE,
        realname VARCHAR(255)
);

CREATE TABLE "Network" (
        id SERIAL PRIMARY KEY,
        name VARCHAR(255),
        "user" INTEGER NOT NULL REFERENCES "User"(id) ON DELETE CASCADE,
        addr VARCHAR(255) NOT NULL,
        nick VARCHAR(255) NOT NULL,
        username VARCHAR(255),
        realname VARCHAR(255),
        pass VARCHAR(255),
        connect_commands VARCHAR(1023),
        sasl_mechanism VARCHAR(255),
        sasl_plain_username VARCHAR(255),
        sasl_plain_password VARCHAR(255),
        sasl_external_cert BYTEA DEFAULT NULL,
        sasl_external_key BYTEA DEFAULT NULL,
        enabled BOOLEAN NOT NULL DEFAULT TRUE,
        UNIQUE("user", addr, nick),
        UNIQUE("user", name)
);

CREATE TABLE "Channel" (
        id SERIAL PRIMARY KEY,
        network INTEGER NOT NULL REFERENCES "Network"(id) ON DELETE CASCADE,
        name VARCHAR(255) NOT NULL,
        key VARCHAR(255),
        detached BOOLEAN NOT NULL DEFAULT FALSE,
        detached_internal_msgid VARCHAR(255),
        relay_detached INTEGER NOT NULL DEFAULT 0,
        reattach_on INTEGER NOT NULL DEFAULT 0,
        detach_after INTEGER NOT NULL DEFAULT 0,
        detach_on INTEGER NOT NULL DEFAULT 0,
        UNIQUE(network, name)
);

CREATE TABLE "DeliveryReceipt" (
        id SERIAL PRIMARY KEY,
        network INTEGER NOT NULL REFERENCES "Network"(id) ON DELETE CASCADE,
        target VARCHAR(255) NOT NULL,
        client VARCHAR(255) NOT NULL DEFAULT '',
        internal_msgid VARCHAR(255) NOT NULL,
        UNIQUE(network, target, client)
);
`

func openTempPostgresDB(t *testing.T) *sql.DB {
        source, ok := os.LookupEnv("SOJU_TEST_POSTGRES")
        if !ok {
                t.Skip("set SOJU_TEST_POSTGRES to a connection string to execute PostgreSQL tests")
        }

        db, err := sql.Open("postgres", source)
        if err != nil {
                t.Fatalf("failed to connect to PostgreSQL: %v", err)
        }

        // Store all tables in a temporary schema which will be dropped when the
        // connection to PostgreSQL is closed.
        db.SetMaxOpenConns(1)
        if _, err := db.Exec("SET search_path TO pg_temp"); err != nil {
                t.Fatalf("failed to set PostgreSQL search_path: %v", err)
        }

        return db
}

func TestPostgresMigrations(t *testing.T) {
        sqlDB := openTempPostgresDB(t)
        if _, err := sqlDB.Exec(postgresV0Schema); err != nil {
                t.Fatalf("DB.Exec() failed for v0 schema: %v", err)
        }

        db := &PostgresDB{db: sqlDB}
        defer db.Close()

        if err := db.upgrade(); err != nil {
                t.Fatalf("PostgresDB.Upgrade() failed: %v", err)
        }
}