wagesj45/cs-mic
wagesj45/cs-mic
1
0
Fork 0
Code Issues Pull requests Releases Packages 2 Wiki Activity Actions

Fix and cover standard library functions
All checks were successful
Build / build (push) Successful in 36s
Details
Tests / tests (push) Successful in 43s
Details

Browse source
This commit is contained in:
codex 2026-06-28 00:31:44 -05:00
commit 858717deae
11 changed files with 146 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

54
src/Tests/StdlibFunctionsTests.cs
View file

@ -26,6 +26,12 @@ public class StdlibFunctionsTests
Assert.That(interp.StringValue, Is.EqualTo(string.Empty));
}
private static void AssertApprox(decimal result, decimal expected, decimal tol, InputInterpreter interp)
{
Assert.That(Math.Abs(result - expected) <= tol, $"Expected ~{expected} +/- {tol}, got {result}");
Assert.That(interp.StringValue, Is.EqualTo(string.Empty));
}
[TestCase("abs(-1)", 1)]
[TestCase("abs(0)", 0)]
[TestCase("abs(2)", 2)]
@ -98,12 +104,60 @@ public class StdlibFunctionsTests
AssertSuccess(result, expected, _interp);
}
[Test]
public void Power_Works()
{
AssertSuccess(_interp.Interpret("pow(2, 3)"), 8m, _interp);
AssertApprox(_interp.Interpret("pow(9, 0.5)"), 3m, 0.0000000000001m, _interp);
}
[Test]
public void Logarithms_Work()
{
AssertSuccess(_interp.Interpret("log(8, 2)"), 3m, _interp);
AssertApprox(_interp.Interpret("ln(e)"), 1m, 0.0000000000001m, _interp);
}
[Test]
public void Lerp_Works()
{
AssertSuccess(_interp.Interpret("lerp(10, 20, 0)"), 10m, _interp);
AssertSuccess(_interp.Interpret("lerp(10, 20, 0.25)"), 12.5m, _interp);
AssertSuccess(_interp.Interpret("lerp(10, 20, 1)"), 20m, _interp);
AssertSuccess(_interp.Interpret("lerp(10, 10, 0.5)"), 10m, _interp);
}
[Test]
public void SmoothStep_Works()
{
AssertSuccess(_interp.Interpret("smoothstep(0, 1, -1)"), 0m, _interp);
AssertSuccess(_interp.Interpret("smoothstep(0, 1, 0.5)"), 0.5m, _interp);
AssertSuccess(_interp.Interpret("smoothstep(0, 1, 2)"), 1m, _interp);
}
[Test]
public void Map_Works_And_HandlesEmptySourceRange()
{
AssertSuccess(_interp.Interpret("map(5, 0, 10, 0, 100)"), 50m, _interp);
AssertSuccess(_interp.Interpret("map(15, 10, 20, 100, 200)"), 150m, _interp);
AssertSuccess(_interp.Interpret("map(5, 1, 1, 0, 100)"), 0m, _interp);
}
[Test]
public void Normalize_Works_And_HandlesEmptyRange()
{
AssertSuccess(_interp.Interpret("normalize(5, 0, 10)"), 0.5m, _interp);
AssertSuccess(_interp.Interpret("normalize(15, 10, 20)"), 0.5m, _interp);
AssertSuccess(_interp.Interpret("normalize(5, 1, 1)"), 0m, _interp);
}
[TestCase("pi", "3.1415926535897931")]
[TestCase("e", "2.7182818284590451")]
[TestCase("tau", "6.2831853071795862")]
[TestCase("phi", "1.6180339887498948")]
[TestCase("goldenratio", "1.6180339887498948")]
[TestCase("eurler", "0.5772156649015329")]
[TestCase("euler", "0.5772156649015329")]
[TestCase("omega", "0.5671432904097839")]
public void Constants_AreAvailable(string expr, string expectedStr)
{