import Foundationimport Testing@testable import CodexBarCore struct AntigravityCompactFallbackTests {    @Test    func `model quota reset proximity does not imply window duration`() throws {        let resetTime = Date().addingTimeInterval(2 * 60 * 60)        let snapshot = AntigravityStatusSnapshot(            modelQuotas: [                AntigravityModelQuota(                    label: "Gemini 3.1 Pro (Low)",                    modelId: "MODEL_PLACEHOLDER_M36",                    remainingFraction: 0.5,                    resetTime: resetTime,                    resetDescription: nil),            ],            accountEmail: nil,            accountPlan: nil)         let usage = try snapshot.toUsageSnapshot()         #expect(usage.primary?.windowMinutes == nil)        #expect(usage.primary?.resetsAt == resetTime)    }     @Test    func `local unclassified model remains available as compact fallback`() throws {        let snapshot = AntigravityStatusSnapshot(            modelQuotas: [                AntigravityModelQuota(                    label: "Experimental Model",                    modelId: "MODEL_PLACEHOLDER_NEW",                    remainingFraction: 0.36,                    resetTime: nil,                    resetDescription: nil),            ],            accountEmail: nil,            accountPlan: nil,            source: .local)         let usage = try snapshot.toUsageSnapshot()         #expect(usage.primary == nil)        #expect(usage.secondary == nil)        #expect(usage.tertiary == nil)        #expect(usage.extraRateWindows?.map(\.id) == ["antigravity-compact-fallback-MODEL_PLACEHOLDER_NEW"])        #expect(usage.extraRateWindows?.map(\.title) == ["Experimental Model"])        #expect(usage.extraRateWindows?.map(\.window.usedPercent) == [64])    }     @Test    func `remote unclassified model remains detail only`() throws {        let snapshot = AntigravityStatusSnapshot(            modelQuotas: [                AntigravityModelQuota(                    label: "Experimental Model",                    modelId: "MODEL_PLACEHOLDER_NEW",                    remainingFraction: 0.36,                    resetTime: nil,                    resetDescription: nil),            ],            accountEmail: nil,            accountPlan: nil,            source: .remote)         let usage = try snapshot.toUsageSnapshot()         #expect(usage.primary == nil)        #expect(usage.secondary == nil)        #expect(usage.extraRateWindows?.map(\.id) == ["MODEL_PLACEHOLDER_NEW"])    }     @Test    func `fully unused local model remains available as compact fallback`() throws {        let snapshot = AntigravityStatusSnapshot(            modelQuotas: [                AntigravityModelQuota(                    label: "Experimental Model",                    modelId: "MODEL_PLACEHOLDER_NEW",                    remainingFraction: 1,                    resetTime: nil,                    resetDescription: nil),            ],            accountEmail: nil,            accountPlan: nil,            source: .local)         let usage = try snapshot.toUsageSnapshot()         #expect(usage.extraRateWindows?.map(\.id) == ["antigravity-compact-fallback-MODEL_PLACEHOLDER_NEW"])        #expect(usage.extraRateWindows?.map(\.window.usedPercent) == [0])    }}