Fix trailing newlines, more unit tests

StabilityMatrix.Core/Models/GenerationParameters.cs

@@ -54,8 +54,8 @@ public record GenerationParameters
 
         var splitFirstPart = joinedLines.Split("Negative prompt: ", 2);
 
-        var positivePrompt = splitFirstPart.ElementAtOrDefault(0);
-        var negativePrompt = splitFirstPart.ElementAtOrDefault(1);
+        var positivePrompt = splitFirstPart.ElementAtOrDefault(0)?.Trim();
+        var negativePrompt = splitFirstPart.ElementAtOrDefault(1)?.Trim();
 
         // Parse last line
         var lineFields = ParseLine(lastLine);

StabilityMatrix.Tests/Models/GenerationParametersTests.cs

@@ -5,6 +5,29 @@ namespace StabilityMatrix.Tests.Models;
 [TestClass]
 public class GenerationParametersTests
 {
+    [TestMethod]
+    public void TestParse()
+    {
+        const string data = """
+                            test123
+                            Negative prompt: test, easy negative
+                            Steps: 20, Sampler: Euler a, CFG scale: 7, Seed: 3589107295, Size: 1024x1028, Model hash: 9aa0c3e54d, Model: nightvisionXL_v0770_BakedVAE, VAE hash: 235745af8d, VAE: sdxl_vae.safetensors, Style Selector Enabled: True, Style Selector Randomize: False, Style Selector Style: base, Version: 1.6.0
+                            """;
+
+        Assert.IsTrue(GenerationParameters.TryParse(data, out var result));
+
+        Assert.AreEqual("test123", result.PositivePrompt);
+        Assert.AreEqual("test, easy negative", result.NegativePrompt);
+        Assert.AreEqual(20, result.Steps);
+        Assert.AreEqual("Euler a", result.Sampler);
+        Assert.AreEqual(7, result.CfgScale);
+        Assert.AreEqual(3589107295, result.Seed);
+        Assert.AreEqual(1024, result.Width);
+        Assert.AreEqual(1028, result.Height);
+        Assert.AreEqual("9aa0c3e54d", result.ModelHash);
+        Assert.AreEqual("nightvisionXL_v0770_BakedVAE", result.ModelName);
+    }
+
     [TestMethod]
     public void TestParse_NoNegative()
     {