public void One()
{
var result = Utility_MemoryProfiler.GetTreemapRects(new [] { 1.0f }, s_Rect);
Assert.AreEqual(1, result.Length);
Assert.AreEqual(s_Rect, result[0]);
}
public void TwoEquallySized()
{
var result = Utility_MemoryProfiler.GetTreemapRects(new [] { 1.0f, 1.0f }, s_Rect);
Assert.AreEqual(2, result.Length);
Assert.AreEqual(new Rect(0, 0, 100, 50), result [0]);
Assert.AreEqual(new Rect(0, 50, 100, 50), result [1]);
}
public void ResultRectsHaveCorrectArea(float[] floats)
{
var results = Utility_MemoryProfiler.GetTreemapRects(floats, s_Rect);
Assert.AreEqual(floats.Length, results.Length);
var sum = floats.Sum();
var totalSize = s_Rect.width * s_Rect.height;
for (int i = 0; i != floats.Length; i++)
{
var f = floats [i];
var r = results [i];
var size = r.width * r.height;
var ratio = size / totalSize;
UnityEngine.Assertions.Assert.AreApproximatelyEqual(f / sum, ratio);
}
}
public void ResultRectsDoNotOverlap(float[] floats)
{
var results = Utility_MemoryProfiler.GetTreemapRects(floats, s_Rect);
Assert.AreEqual(floats.Length, results.Length);
for (int i1 = 0; i1 != floats.Length; i1++)
{
var rect1 = results [i1];
for (int i2 = i1 + 1; i2 != floats.Length; i2++)
{
var rect2 = results [i2];
float overlapSize = SizeOfOverlappingRectOf(rect1, rect2);
const float tolerance = 0.000001f;
if (overlapSize > tolerance * rect1.width * rect1.height || overlapSize > tolerance * rect2.width * rect2.height)
{
throw new AssertionException("too big overlap. overlapSize: " + overlapSize + " rect1:" + rect1 + " rect2: " + rect2);
}
}
}
}
public void NegativeNumber()
{
Assert.Throws <ArgumentException>(() => Utility_MemoryProfiler.GetTreemapRects(new [] { -3f }, s_Rect));
}
public void Zero()
{
Assert.Throws <ArgumentException>(() => Utility_MemoryProfiler.GetTreemapRects(new [] { 0f }, s_Rect));
}
public void Empty()
{
Assert.Throws <ArgumentException>(() => Utility_MemoryProfiler.GetTreemapRects(new float[0], s_Rect));
}