61 lines
1.9 KiB
Swift
61 lines
1.9 KiB
Swift
//
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// Copyright (c) 2020 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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@testable import Signal
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class ConverstationViewControllerTest: SignalBaseTest {
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private func Assert(indexPaths: [(Int, Int)],
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expecectedGroups: [[(Int, Int)]],
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file: StaticString = #file,
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line: UInt = #line) {
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let indexPaths = indexPaths.map { IndexPath(row: $0.1, section: $0.0) }
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let actual = ConversationViewController.consecutivelyGrouped(indexPaths: indexPaths)
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let expected = expecectedGroups.map { $0.map { IndexPath(row: $0.1, section: $0.0) } }
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XCTAssertEqual(actual, expected, file: file, line: line)
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}
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func test_consecutiveGroups_empty() {
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Assert(indexPaths: [], expecectedGroups: [])
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}
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func test_consecutiveGroups_happyPath() {
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Assert(indexPaths: [(0, 0)], expecectedGroups: [[(0, 0)]])
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Assert(indexPaths: [(0, 0), (0, 1)],
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expecectedGroups: [[(0, 0), (0, 1)]])
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Assert(indexPaths: [(0, 0), (0, 1), (0, 3)],
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expecectedGroups: [
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[(0, 0), (0, 1)],
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[(0, 3)]
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])
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Assert(indexPaths: [(0, 0), (0, 1), (0, 3), (1, 0), (1, 1), (1, 2)],
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expecectedGroups: [
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[(0, 0), (0, 1)],
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[(0, 3)],
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[(1, 0), (1, 1), (1, 2)]
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])
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}
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func test_consecutiveGroups_differentSections() {
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// different sections are not considered consecutive
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// that's fine for our current use case
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Assert(indexPaths: [(0, 0), (1, 0)],
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expecectedGroups: [
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[(0, 0)],
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[(1, 0)]
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])
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}
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func test_consecutiveGroups_outOfOrder() {
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Assert(indexPaths: [(0, 3), (0, 2), (0, 0), (0, 1)],
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expecectedGroups: [[(0, 0), (0, 1), (0, 2), (0, 3)]]
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)
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}
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}
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