47 lines
2.0 KiB
Swift
47 lines
2.0 KiB
Swift
//
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// Copyright 2023 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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@testable import ElementX
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import XCTest
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class AttributedStringTests: XCTestCase {
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func testReplacingFontWithPresentationIntent() {
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// Given a string parsed from HTML that contains specific fixed size fonts.
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let boldString = "Bold"
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guard let originalString = AttributedStringBuilder().fromHTML("Normal <b>\(boldString)</b> Normal.") else {
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XCTFail("The attributed string should be built from the HTML.")
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return
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}
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originalString.runs.forEach { XCTAssertNotNil($0.uiKit.font, "The original runs should all have a UIFont.") }
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// When replacing the font with a presentation intent.
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let string = originalString.replacingFontWithPresentationIntent()
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// Then the font should be removed with an inline presentation intent applied to the bold text.
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for run in string.runs {
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XCTAssertNil(run.uiKit.font, "The UIFont should have been removed.")
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XCTAssertNil(run.font, "No font should be in the run at all.")
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let substring = string[run.range]
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if String(substring.characters) == boldString {
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XCTAssertEqual(run.inlinePresentationIntent, .stronglyEmphasized, "The bold string should be bold.")
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} else {
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XCTAssertNil(run.presentationIntent, "The rest should be plain.")
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}
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}
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}
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}
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