From 345c8b3ac7ea5044876e42422784043976ac14b8 Mon Sep 17 00:00:00 2001
From: Stefan Lange-Hegermann <stefan@yuzuhub.com>
Date: Wed, 12 Aug 2026 11:25:57 +0200
Subject: [PATCH] Fix component library tests and cover 0.0 V case

ComponentLibraryItem gained componentCategory, which left the test
target uncompilable. Add the argument to all call sites and a
regression test for displayVoltage skipping a zero voltageIn.
---
 CableTests/ComponentLibraryItemTests.swift | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/CableTests/ComponentLibraryItemTests.swift b/CableTests/ComponentLibraryItemTests.swift
index 597f123..d22dcc3 100644
--- a/CableTests/ComponentLibraryItemTests.swift
+++ b/CableTests/ComponentLibraryItemTests.swift
@@ -14,6 +14,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -31,6 +32,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -51,6 +53,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -68,6 +71,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -85,6 +89,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -102,6 +107,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -119,6 +125,7 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: 0,
             defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
             iconURL: nil,
         )
 
@@ -135,9 +142,27 @@ struct ComponentLibraryItemTests {
             watt: nil,
             dutyCyclePercent: nil,
             defaultUtilizationFactorPercent: 50,
+            componentCategory: nil,
             iconURL: nil,
         )
 
         #expect(item.defaultDailyUsageHours == 12)
     }
+
+    @Test func displayVoltageIgnoresZeroInputVoltage() async throws {
+        let item = ComponentLibraryItem(
+            id: "component-9",
+            name: "Library Battery",
+            translations: [:],
+            voltageIn: 0,
+            voltageOut: 12.8,
+            watt: nil,
+            dutyCyclePercent: nil,
+            defaultUtilizationFactorPercent: nil,
+            componentCategory: nil,
+            iconURL: nil,
+        )
+
+        #expect(item.displayVoltage == 12.8)
+    }
 }