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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace System.Data.Entity.Utilities
{
using System.Data.Entity.Resources;
using Xunit;
public sealed class DatabaseNameTests
{
[Fact]
public void ToString_returns_table_name_when_no_schema_specified()
{
var databaseName = new DatabaseName("T");
Assert.Equal("T", databaseName.ToString());
}
[Fact]
public void ToString_returns_schema_and_table_name_when_schema_specified()
{
var databaseName = new DatabaseName("T", "S");
Assert.Equal("S.T", databaseName.ToString());
}
[Fact]
public void Equals_returns_true_when_names_equal_and_no_schema_specified()
{
var databaseName1 = new DatabaseName("T");
var databaseName2 = new DatabaseName("T");
Assert.Equal(databaseName1, databaseName2);
}
[Fact]
public void Equals_returns_false_when_names_equal_and_schemas_not_equal()
{
var databaseName1 = new DatabaseName("T", "S1");
var databaseName2 = new DatabaseName("T", "S2");
Assert.NotEqual(databaseName1, databaseName2);
}
[Fact]
public void Parse_parses_table_name()
{
var databaseName = DatabaseName.Parse("A");
Assert.Equal(null, databaseName.Schema);
Assert.Equal("A", databaseName.Name);
}
[Fact]
public void Parse_parses_schema_dot_table_name()
{
var databaseName = DatabaseName.Parse("S.A");
Assert.Equal("S", databaseName.Schema);
Assert.Equal("A", databaseName.Name);
}
[Fact]
public void Parse_throws_when_too_many_parts()
{
Assert.Equal(
Strings.InvalidDatabaseName("S1.S2.A"),
Assert.Throws<ArgumentException>(() => DatabaseName.Parse("S1.S2.A")).Message);
}
[Fact]
public void Parse_throws_for_empty_table()
{
Assert.Equal(
Strings.InvalidDatabaseName("A."),
Assert.Throws<ArgumentException>(() => DatabaseName.Parse("A.")).Message);
}
[Fact]
public void Parse_throws_for_empty_schema()
{
Assert.Equal(
Strings.InvalidDatabaseName(".A"),
Assert.Throws<ArgumentException>(() => DatabaseName.Parse(".A")).Message);
}
[Fact]
public void Parse_throws_for_empty_table_and_schema()
{
Assert.Equal(
Strings.InvalidDatabaseName("."),
Assert.Throws<ArgumentException>(() => DatabaseName.Parse(".")).Message);
}
}
}
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