//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldTruncateTheFileIfOverwriting() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldTruncateTheFileIfOverwriting()
{
// GIVEN
IdContainer.CreateEmptyIdFile(_fs, _file, 30, false);
IdContainer idContainer = new IdContainer(_fs, _file, 5, false);
idContainer.Init();
for (int i = 0; i < 17; i++)
{
idContainer.FreeId(i);
}
idContainer.Close(30);
assertThat(( int )_fs.getFileSize(_file), greaterThan(IdContainer.HeaderSize));
// WHEN
IdContainer.CreateEmptyIdFile(_fs, _file, 30, false);
// THEN
assertEquals(IdContainer.HeaderSize, ( int )_fs.getFileSize(_file));
assertEquals(30, IdContainer.ReadHighId(_fs, _file));
idContainer = new IdContainer(_fs, _file, 5, false);
idContainer.Init();
assertEquals(30, idContainer.InitialHighId);
idContainer.Close(30);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void constructorShouldNotCallHighIdSupplierOnCleanIdFile()
public virtual void ConstructorShouldNotCallHighIdSupplierOnCleanIdFile()
{
// Given
// A non empty, clean id file
IdContainer.CreateEmptyIdFile(Fsr.get(), _file, 42, true);
// and a mock supplier to test against
System.Func <long> highId = mock(typeof(System.Func <long>));
// When
// An IdGenerator is created over the previous properly closed file
IdGenerator idGenerator = new IdGeneratorImpl(Fsr.get(), _file, 100, 100, false, IdType.Node, highId);
idGenerator.Dispose();
// Then
// The supplier must have remained untouched
verifyZeroInteractions(highId);
}
private void CreateEmptyFile()
{
IdContainer.CreateEmptyIdFile(_fs, _file, 42, false);
}
/// <summary>
/// Creates a new id generator.
/// </summary>
/// <param name="fileName"> The name of the id generator </param>
/// <param name="throwIfFileExists"> if {@code true} will cause an <seealso cref="UnderlyingStorageException"/> to be thrown if
/// the file already exists. if {@code false} will truncate the file writing the header in it. </param>
public static void CreateGenerator(FileSystemAbstraction fs, File fileName, long highId, bool throwIfFileExists)
{
IdContainer.CreateEmptyIdFile(fs, fileName, highId, throwIfFileExists);
}
