public void TestFill_SingleColumn()
{
var offset = 5;
var count = 3;
var surplus = 5;
var originalBuffer = new LogLineIndex[offset + count + surplus];
var buffer = new LogLineIndex[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <LogLineIndex>(Core.Columns.Index, buffer, offset, count);
var fillOffset = 1;
view.Fill(Core.Columns.Index, 42, fillOffset, count - fillOffset);
for (int i = 0; i < offset + fillOffset; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
for (int i = offset + fillOffset; i < offset + count; ++i)
{
buffer[i].Should().Be(42);
}
for (int i = offset + count; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
}
public void TestCopyFrom_ContiguousArray([Values(0, 1, 2)] int offset)
{
var count = 3;
var surplus = 5;
var originalBuffer = new int[offset + count + surplus];
var buffer = new int[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <int>(Core.Columns.LineNumber, buffer, offset, count);
var desiredData = new[] { 2, 5, 42 };
view.CopyFrom(Core.Columns.LineNumber, 0, desiredData, 0, 3);
for (int i = 0; i < offset; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
buffer[offset + 0].Should().Be(desiredData[0]);
buffer[offset + 1].Should().Be(desiredData[1]);
buffer[offset + 2].Should().Be(desiredData[2]);
for (int i = offset + count; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
}
public void TestCopyFrom_Buffer_NullColumn()
{
var offset = 5;
var count = 3;
var surplus = 5;
var originalBuffer = new int[offset + count + surplus];
var buffer = new int[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <int>(Core.Columns.LineNumber, buffer, offset, count);
var source = new LogBufferList(Core.Columns.OriginalLineNumber, Core.Columns.LineNumber);
source.Add(new LogEntry {
OriginalLineNumber = 10, LineNumber = 42
});
source.Add(new LogEntry {
OriginalLineNumber = 12, LineNumber = 9001
});
new Action(() => view.CopyFrom(null, 1, source, new[] { 1, 0 }))
.Should().Throw <ArgumentNullException>();
for (int i = 0; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i], "because the buffer may not have been overwritten");
}
}
public void TestConstruction_LineNumber([Values(0, 10)] int count)
{
var buffer = new int[count];
var view = new SingleColumnLogBufferView <int>(Core.Columns.LineNumber, buffer, 0, count);
view.Count.Should().Be(count);
view.Columns.Should().Equal(new object[] { Core.Columns.LineNumber });
view.Contains(Core.Columns.LineNumber).Should().BeTrue();
view.Contains(Core.Columns.OriginalLineNumber).Should().BeFalse();
view.Contains(Core.Columns.Message).Should().BeFalse();
}
public void TestConstruction_RawContent([Values(2, 100)] int count)
{
var buffer = new string[count];
var view = new SingleColumnLogBufferView <string>(Core.Columns.RawContent, buffer, 0, count);
view.Count.Should().Be(count);
view.Columns.Should().Equal(new object[] { Core.Columns.RawContent });
view.Contains(Core.Columns.Message).Should().BeFalse();
view.Contains(Core.Columns.RawContent).Should().BeTrue();
view.Contains(Core.Columns.LineNumber).Should().BeFalse();
view.Contains(Core.Columns.OriginalLineNumber).Should().BeFalse();
}
public void TestGetSetValue()
{
var buffer = new[]
{
"Good",
"Morning",
"Munich"
};
var view = new SingleColumnLogBufferView <string>(Core.Columns.RawContent, buffer, 1, 2);
view.Count.Should().Be(2);
view.Columns.Should().Equal(new object[] { Core.Columns.RawContent });
view[0].RawContent.Should().Be("Morning");
view[1].RawContent.Should().Be("Munich");
view[1].RawContent = "What's up!?";
buffer[2].Should().Be("What's up!?");
}
public void TestCopyFrom_Buffer([Values(0, 1, 2)] int offset)
{
var count = 3;
var surplus = 5;
var originalBuffer = new int[offset + count + surplus];
var buffer = new int[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <int>(Core.Columns.LineNumber, buffer, offset, count);
var source = new LogBufferList(Core.Columns.OriginalLineNumber, Core.Columns.LineNumber);
source.Add(new LogEntry {
OriginalLineNumber = 10, LineNumber = 42
});
source.Add(new LogEntry {
OriginalLineNumber = 12, LineNumber = 9001
});
view.CopyFrom(Core.Columns.LineNumber, 1, source, new[] { 1, 0 });
for (int i = 0; i < offset; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
buffer[offset + 0].Should().Be(originalBuffer[offset + 0], "because we wanted to copy the data at index 1 of the view and thus the data at index 0 should be left unharmed");
buffer[offset + 1].Should().Be(source[1].LineNumber, "because we wanted to reverse the order in which the data was copied from the source");
buffer[offset + 2].Should().Be(source[0].LineNumber, "because we wanted to reverse the order in which the data was copied from the source");
for (int i = offset + count; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
}
public void TestFill_NoSuchColumn()
{
var offset = 5;
var count = 3;
var surplus = 5;
var originalBuffer = new LogLineIndex[offset + count + surplus];
var buffer = new LogLineIndex[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <LogLineIndex>(Core.Columns.Index, buffer, offset, count);
var fillOffset = 1;
new Action(() => view.Fill(Core.Columns.OriginalIndex, 42, fillOffset, count - fillOffset))
.Should().Throw <NoSuchColumnException>();
for (int i = 0; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i]);
}
}
public void TestCopyFrom_ContiguousArray_NoSuchColumn()
{
var offset = 42;
var count = 3;
var surplus = 5;
var originalBuffer = new int[offset + count + surplus];
var buffer = new int[offset + count + surplus];
for (int i = 0; i < offset + count + surplus; ++i)
{
originalBuffer[i] = buffer[i] = i + 1;
}
var view = new SingleColumnLogBufferView <int>(Core.Columns.LineNumber, buffer, offset, count);
var desiredData = new[] { 2, 5, 42 };
new Action(() => view.CopyFrom(Core.Columns.OriginalLineNumber, 0, desiredData, 0, 3)).Should()
.Throw <NoSuchColumnException>();
for (int i = 0; i < offset + count + surplus; ++i)
{
buffer[i].Should().Be(originalBuffer[i], "because the original data may not have been overwritten");
}
}
