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fix(MessageBubble): clamp future-dated timestamps to now (supersedes #66) #86
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| import XCTest | ||
| @testable import ColumbaApp | ||
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| final class MessageFormattedTimeTests: XCTestCase { | ||
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| func test_formattedTime_clampsFutureTimestampToNow() { | ||
| let future = Date().addingTimeInterval(600) | ||
| let message = Message(content: "hi", timestamp: future, isFromMe: true) | ||
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| let formatter = RelativeDateTimeFormatter() | ||
| formatter.unitsStyle = .abbreviated | ||
| let referenceNow = Date() | ||
| let expected = formatter.localizedString(for: referenceNow, relativeTo: referenceNow) | ||
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| XCTAssertEqual(message.formattedTime, expected) | ||
| } | ||
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| func test_formattedTime_pastTimestampsRenderRelativePast() { | ||
| // 2 hours is comfortably mid-bucket for the abbreviated formatter. The | ||
| // 60-min mark is a min/hr rounding boundary, so a 1-hr offset could let | ||
| // the two independent Date() reads (here vs. inside formattedTime) | ||
| // straddle it and flake. Anchor `now` once for the expected value. | ||
| let now = Date() | ||
| let twoHoursAgo = now.addingTimeInterval(-7200) | ||
| let message = Message(content: "hi", timestamp: twoHoursAgo, isFromMe: false) | ||
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| let formatter = RelativeDateTimeFormatter() | ||
| formatter.unitsStyle = .abbreviated | ||
| let expected = formatter.localizedString(for: twoHoursAgo, relativeTo: now) | ||
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| XCTAssertEqual(message.formattedTime, expected) | ||
| } | ||
| } | ||
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