public void Render_Always_StartsWithNow(int maxLogSize, int lineCount)
{
var testContext = new TestContext()
{
MaxLogSize = maxLogSize
};
testContext.AddExistingLines(lineCount);
var result = testContext.Uut.Render();
result.ShouldStartWith(testContext.Now.ToString(Logger.DateTimeFormat));
}
public void Clear_Always_ClearsLines(int maxLogSize, int lineCount)
{
var testContext = new TestContext()
{
MaxLogSize = maxLogSize
};
testContext.AddExistingLines(lineCount);
testContext.Uut.Clear();
testContext.Uut.LogLines.ShouldBeEmpty();
}
public void Render_Always_IncludesAllCurrentLinesOrderedByAge(int maxLogSize, int lineCount)
{
var testContext = new TestContext()
{
MaxLogSize = maxLogSize
};
var existingLines = testContext.AddExistingLines(lineCount);
var result = testContext.Uut.Render();
result.ShouldContain(string.Join("\n", existingLines
.Reverse()
.Take(maxLogSize)));
}
public void AddLine_MaxLogSizeIsGreaterThan0_AddsLineToFrontAndRemovesLinesFromBackIfNeeded(int maxLogSize, int lineCount, string line)
{
var testContext = new TestContext()
{
MaxLogSize = maxLogSize
};
var existingLines = testContext.AddExistingLines(lineCount);
testContext.Uut.AddLine(line);
testContext.Uut.LogLines.ShouldBe(
existingLines
.Reverse()
.Prepend(line)
.Take(maxLogSize),
ignoreOrder: false);
}