templates support

Inspectron.Epson.Templates.Tests/Configuration/PrinterProfileTests.cs

@@ -0,0 +1,95 @@
+using Inspectron.Epson.Templates.Configuration;
+
+namespace Inspectron.Epson.Templates.Tests.Configuration;
+
+public class PrinterProfileTests
+{
+    [Fact]
+    public void Default_Profile_HasExpectedValues()
+    {
+        var profile = PrinterProfile.Default;
+
+        Assert.Equal("default", profile.Id);
+        Assert.Equal(48, profile.LineWidth);
+        Assert.Equal(24, profile.BigLineWidth);
+        Assert.False(profile.SupportsRed);
+    }
+}
+
+public class PrinterProfileRegistryTests
+{
+    [Fact]
+    public void GetProfile_TmT30III_ReturnsCorrectProfile()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profile = registry.GetProfile(0x01);
+
+        Assert.Equal("tm-t30iii", profile.Id);
+        Assert.Equal(48, profile.LineWidth);
+        Assert.Equal(24, profile.BigLineWidth);
+        Assert.False(profile.SupportsRed);
+    }
+
+    [Fact]
+    public void GetProfile_TmU220II_0x0D_ReturnsCorrectProfile()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profile = registry.GetProfile(0x0D);
+
+        Assert.Equal("tm-u220ii", profile.Id);
+        Assert.Equal(33, profile.LineWidth);
+        Assert.Equal(20, profile.BigLineWidth);
+        Assert.True(profile.SupportsRed);
+    }
+
+    [Fact]
+    public void GetProfile_TmU220II_0x13_ReturnsCorrectProfile()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profile = registry.GetProfile(0x13);
+
+        Assert.Equal("tm-u220ii", profile.Id);
+        Assert.Equal(33, profile.LineWidth);
+        Assert.Equal(20, profile.BigLineWidth);
+        Assert.True(profile.SupportsRed);
+    }
+
+    [Fact]
+    public void GetProfile_UnknownPrinter_ReturnsDefault()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profile = registry.GetProfile(0xFF);
+
+        Assert.Equal(PrinterProfile.Default.LineWidth, profile.LineWidth);
+    }
+
+    [Fact]
+    public void GetProfile_ByName_ReturnsCorrectProfile()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profile = registry.GetProfile("tm-t30iii");
+
+        Assert.Equal("tm-t30iii", profile.Id);
+    }
+
+    [Fact]
+    public void Register_CustomProfile_CanBeRetrieved()
+    {
+        var registry = new PrinterProfileRegistry();
+        var customProfile = new PrinterProfile("custom", "Custom Printer", 40, 20, true);
+        registry.Register(0xAA, customProfile);
+
+        var retrieved = registry.GetProfile(0xAA);
+        Assert.Equal("custom", retrieved.Id);
+    }
+
+    [Fact]
+    public void GetAllProfiles_ReturnsDistinctProfiles()
+    {
+        var registry = new PrinterProfileRegistry();
+        var profiles = registry.GetAllProfiles().ToList();
+
+        // Should have TM-T30III and TM-U220II (distinct)
+        Assert.Equal(2, profiles.Count);
+    }
+}

Inspectron.Epson.Templates.Tests/Configuration/TemplateResolverTests.cs

@@ -0,0 +1,100 @@
+using Inspectron.Epson.Templates.Configuration;
+
+namespace Inspectron.Epson.Templates.Tests.Configuration;
+
+public class TemplateResolverTests
+{
+    [Fact]
+    public void Resolve_ExactMatch_ReturnsExactTemplate()
+    {
+        var assignments = new[]
+        {
+            new TemplateAssignment(1, "tm-t30iii", "kitchen-t30.template"),
+            new TemplateAssignment(1, null, "kitchen-default.template")
+        };
+        var resolver = new TemplateResolver(assignments);
+
+        var result = resolver.Resolve(1, "tm-t30iii");
+
+        Assert.Equal("kitchen-t30.template", result);
+    }
+
+    [Fact]
+    public void Resolve_TypeOnlyMatch_ReturnsTypeTemplate()
+    {
+        var assignments = new[]
+        {
+            new TemplateAssignment(1, null, "kitchen-default.template"),
+            new TemplateAssignment(2, null, "bar-default.template")
+        };
+        var resolver = new TemplateResolver(assignments);
+
+        var result = resolver.Resolve(1, "unknown-profile");
+
+        Assert.Equal("kitchen-default.template", result);
+    }
+
+    [Fact]
+    public void Resolve_NoMatch_ReturnsFallback()
+    {
+        var assignments = new[]
+        {
+            new TemplateAssignment(1, null, "kitchen-default.template")
+        };
+        var resolver = new TemplateResolver(assignments, "fallback.template");
+
+        var result = resolver.Resolve(99, "unknown-profile");
+
+        Assert.Equal("fallback.template", result);
+    }
+
+    [Fact]
+    public void Resolve_PreferExactOverTypeOnly()
+    {
+        var assignments = new[]
+        {
+            new TemplateAssignment(1, null, "type-only.template"),
+            new TemplateAssignment(1, "tm-t30iii", "exact.template")
+        };
+        var resolver = new TemplateResolver(assignments);
+
+        var result = resolver.Resolve(1, "tm-t30iii");
+
+        Assert.Equal("exact.template", result);
+    }
+
+    [Fact]
+    public void Resolve_WithRegistry_MapsProfileCorrectly()
+    {
+        var registry = new PrinterProfileRegistry();
+        var assignments = new[]
+        {
+            new TemplateAssignment(1, "tm-t30iii", "kitchen-t30.template"),
+            new TemplateAssignment(1, "tm-u220ii", "kitchen-u220.template")
+        };
+        var resolver = new TemplateResolver(assignments);
+
+        var result = resolver.Resolve(1, 0x01, registry);
+
+        Assert.Equal("kitchen-t30.template", result);
+    }
+
+    [Fact]
+    public void LoadConfiguration_ParsesCorrectly()
+    {
+        var json = """
+        {
+            "assignments": [
+                {"receiptType": 1, "profileId": "tm-t30iii", "template": "kitchen.template"},
+                {"receiptType": 2, "profileId": null, "template": "bar.template"}
+            ],
+            "fallbackTemplate": "default.template"
+        }
+        """;
+
+        var config = TemplateConfiguration.LoadFromJson(json);
+
+        Assert.Equal(2, config.Assignments.Count);
+        Assert.Equal("default.template", config.FallbackTemplate);
+    }
+}