Implement Rolemaster roll execution

RpgRoller.Tests/Services/ServiceRolemasterRollTests.cs

@@ -0,0 +1,164 @@
+namespace RpgRoller.Tests;
+
+public sealed class ServiceRolemasterRollTests
+{
+    [Fact]
+    public void RollSkill_RolemasterInitiative_ComputesTotalAndTagsDice()
+    {
+        using var harness = ServiceTestSupport.CreateHarness(7, 10);
+        var service = harness.Service;
+
+        service.Register("gm-init", "Password123", "GM");
+        var session = ServiceTestSupport.GetValue(service.Login("gm-init", "Password123")).SessionToken;
+        var campaign = ServiceTestSupport.GetValue(service.CreateCampaign(session, "Rolemaster", "rolemaster"));
+        var character = ServiceTestSupport.GetValue(service.CreateCharacter(session, "Hero", campaign.Id));
+        var skill = ServiceTestSupport.GetValue(service.CreateSkill(session, character.Id, "Initiative", "2d10+48", 0, false));
+
+        var roll = ServiceTestSupport.GetValue(service.RollSkill(session, skill.Id, "public"));
+        var logPage = ServiceTestSupport.GetValue(service.GetCampaignLogPage(session, campaign.Id, limit: 5));
+
+        Assert.Equal(65, roll.Result);
+        Assert.Equal("7+10+48=65", roll.Breakdown);
+        Assert.Equal("7 + 10 | initiative", Assert.Single(logPage.Entries).SummaryText);
+        Assert.Collection(
+            roll.Dice,
+            die =>
+            {
+                Assert.Equal(7, die.Roll);
+                Assert.Equal(1, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterInitiative, die.Kind);
+                Assert.Equal(7, die.SignedContribution);
+            },
+            die =>
+            {
+                Assert.Equal(10, die.Roll);
+                Assert.Equal(2, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterInitiative, die.Kind);
+                Assert.Equal(10, die.SignedContribution);
+            });
+    }
+
+    [Fact]
+    public void RollSkill_RolemasterPercentile_ComputesTotalAndTagsDice()
+    {
+        using var harness = ServiceTestSupport.CreateHarness(73);
+        var service = harness.Service;
+
+        service.Register("gm-percentile", "Password123", "GM");
+        var session = ServiceTestSupport.GetValue(service.Login("gm-percentile", "Password123")).SessionToken;
+        var campaign = ServiceTestSupport.GetValue(service.CreateCampaign(session, "Rolemaster", "rolemaster"));
+        var character = ServiceTestSupport.GetValue(service.CreateCharacter(session, "Hero", campaign.Id));
+        var skill = ServiceTestSupport.GetValue(service.CreateSkill(session, character.Id, "Perception", "d100-15", 0, false));
+
+        var roll = ServiceTestSupport.GetValue(service.RollSkill(session, skill.Id, "public"));
+        var logPage = ServiceTestSupport.GetValue(service.GetCampaignLogPage(session, campaign.Id, limit: 5));
+
+        Assert.Equal(58, roll.Result);
+        Assert.Equal("73-15=58", roll.Breakdown);
+        Assert.Equal("73 | percentile", Assert.Single(logPage.Entries).SummaryText);
+
+        var die = Assert.Single(roll.Dice);
+        Assert.Equal(73, die.Roll);
+        Assert.Equal(1, die.Sequence);
+        Assert.Equal(RollDieKinds.RolemasterPercentile, die.Kind);
+        Assert.Equal(73, die.SignedContribution);
+    }
+
+    [Fact]
+    public void RollSkill_RolemasterOpenEndedHigh_RecursesAndBuildsReadableLogSummary()
+    {
+        using var harness = ServiceTestSupport.CreateHarness(97, 96, 45);
+        var service = harness.Service;
+
+        service.Register("gm-open-high", "Password123", "GM");
+        var session = ServiceTestSupport.GetValue(service.Login("gm-open-high", "Password123")).SessionToken;
+        var campaign = ServiceTestSupport.GetValue(service.CreateCampaign(session, "Rolemaster", "rolemaster"));
+        var character = ServiceTestSupport.GetValue(service.CreateCharacter(session, "Hero", campaign.Id));
+        var skill = ServiceTestSupport.GetValue(service.CreateSkill(session, character.Id, "Awareness", "d100!+85", 0, false, null, 5));
+
+        var roll = ServiceTestSupport.GetValue(service.RollSkill(session, skill.Id, "public"));
+        var detail = ServiceTestSupport.GetValue(service.GetRollDetail(session, roll.RollId));
+        var logPage = ServiceTestSupport.GetValue(service.GetCampaignLogPage(session, campaign.Id, limit: 5));
+
+        Assert.Equal(323, roll.Result);
+        Assert.Equal("97+96+45+85=323", roll.Breakdown);
+        Assert.Equal("97 + 96 + 45 | open-ended high", Assert.Single(logPage.Entries).SummaryText);
+        Assert.Equal(roll.Breakdown, detail.Breakdown);
+        Assert.Collection(
+            detail.Dice,
+            die =>
+            {
+                Assert.Equal(97, die.Roll);
+                Assert.Equal(1, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedInitial, die.Kind);
+                Assert.Equal(97, die.SignedContribution);
+                Assert.False(die.Added);
+            },
+            die =>
+            {
+                Assert.Equal(96, die.Roll);
+                Assert.Equal(2, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedHigh, die.Kind);
+                Assert.Equal(96, die.SignedContribution);
+                Assert.True(die.Added);
+            },
+            die =>
+            {
+                Assert.Equal(45, die.Roll);
+                Assert.Equal(3, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedHigh, die.Kind);
+                Assert.Equal(45, die.SignedContribution);
+                Assert.True(die.Added);
+            });
+    }
+
+    [Fact]
+    public void RollSkill_RolemasterOpenEndedLow_SubtractsRecursiveHighChain()
+    {
+        using var harness = ServiceTestSupport.CreateHarness(5, 97, 100, 12);
+        var service = harness.Service;
+
+        service.Register("gm-open-low", "Password123", "GM");
+        var session = ServiceTestSupport.GetValue(service.Login("gm-open-low", "Password123")).SessionToken;
+        var campaign = ServiceTestSupport.GetValue(service.CreateCampaign(session, "Rolemaster", "rolemaster"));
+        var character = ServiceTestSupport.GetValue(service.CreateCharacter(session, "Hero", campaign.Id));
+        var skill = ServiceTestSupport.GetValue(service.CreateSkill(session, character.Id, "Awareness", "d100!+85", 0, false, null, 5));
+
+        var roll = ServiceTestSupport.GetValue(service.RollSkill(session, skill.Id, "public"));
+        var logPage = ServiceTestSupport.GetValue(service.GetCampaignLogPage(session, campaign.Id, limit: 5));
+
+        Assert.Equal(-119, roll.Result);
+        Assert.Equal("5-(97+100+12)+85=-119", roll.Breakdown);
+        Assert.Equal("5 - (97 + 100 + 12) | open-ended low", Assert.Single(logPage.Entries).SummaryText);
+        Assert.Collection(
+            roll.Dice,
+            die =>
+            {
+                Assert.Equal(5, die.Roll);
+                Assert.Equal(1, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedInitial, die.Kind);
+                Assert.Equal(5, die.SignedContribution);
+            },
+            die =>
+            {
+                Assert.Equal(97, die.Roll);
+                Assert.Equal(2, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedLowSubtract, die.Kind);
+                Assert.Equal(-97, die.SignedContribution);
+            },
+            die =>
+            {
+                Assert.Equal(100, die.Roll);
+                Assert.Equal(3, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedLowSubtract, die.Kind);
+                Assert.Equal(-100, die.SignedContribution);
+            },
+            die =>
+            {
+                Assert.Equal(12, die.Roll);
+                Assert.Equal(4, die.Sequence);
+                Assert.Equal(RollDieKinds.RolemasterOpenEndedLowSubtract, die.Kind);
+                Assert.Equal(-12, die.SignedContribution);
+            });
+    }
+}