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bkhouribkhouri
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Add SwiftBuild coverage support
Ensure the SwiftBuild build systam has feature parity with the Native build system as it relates to coverage. Fixes: #9077 Issue: rdar://159461439
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-514
lines changed

14 files changed

+954
-514
lines changed

‎Fixtures/Coverage/Simple/.gitignore‎

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.DS_Store
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/.build
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/Packages
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xcuserdata/
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DerivedData/
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.swiftpm/configuration/registries.json
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.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
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.netrc

‎Fixtures/Coverage/Simple/Package.swift‎

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// swift-tools-version: 6.2
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// The swift-tools-version declares the minimum version of Swift required to build this package.
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4+
import PackageDescription
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6+
let package = Package(
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name: "Simple",
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products: [
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// Products define the executables and libraries a package produces, making them visible to other packages.
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.library(
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name: "Simple",
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targets: ["Simple"]
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),
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],
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targets: [
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// Targets are the basic building blocks of a package, defining a module or a test suite.
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// Targets can depend on other targets in this package and products from dependencies.
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.target(
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name: "Simple"
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),
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.testTarget(
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name: "SimpleTests",
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dependencies: ["Simple"]
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),
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]
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)

‎Fixtures/Coverage/Simple/Sources/Simple/Simple.swift‎

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// The Swift Programming Language
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// https://docs.swift.org/swift-book
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public func greet(name: String = "world") -> String {
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return "Hello, \(name)!"
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}
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public func libA() -> String {
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return "libA"
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}

‎Fixtures/Coverage/Simple/Tests/SimpleTests/SimpleTests.swift‎

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@@ -0,0 +1,24 @@
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import Testing
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import XCTest
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@testable import Simple
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5+
@Test(
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arguments: [
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"Bob",
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"Alice",
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"",
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]
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)
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func testGreet(
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name: String
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) async throws {
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let actual = greet(name: name)
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#expect(actual == "Hello, \(name)!")
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}
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final class SimpleTests: XCTestCase {
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func testExample() throws {
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XCTAssertEqual(libA(), "libA", "Actual is not as expected")
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}
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}

‎Sources/Basics/FileSystem/AbsolutePath.swift‎

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Original file line numberDiff line numberDiff line change
@@ -53,14 +53,19 @@ public struct AbsolutePath: Hashable, Sendable {
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/// The input string will be normalized if needed, as described in the
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/// documentation for AbsolutePath.
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public init(validating pathString: String) throws {
56-
self.underlying = try .init(validating: pathString)
56+
self.underlying = try .init(
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validating: pathString.trimmingCharacters(in: .whitespacesAndNewlines),
58+
)
5759
}
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5961
/// Initializes an AbsolutePath from a string that may be either absolute
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/// or relative; if relative, `basePath` is used as the anchor; if absolute,
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/// it is used as is, and in this case `basePath` is ignored.
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public init(validating pathString: String, relativeTo basePath: AbsolutePath) throws {
63-
self.underlying = try .init(validating: pathString, relativeTo: basePath.underlying)
65+
self.underlying = try .init(
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validating: pathString.trimmingCharacters(in: .whitespacesAndNewlines),
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relativeTo: basePath.underlying,
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)
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}
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/// Initializes the AbsolutePath by concatenating a relative path to an

‎Sources/Basics/FileSystem/RelativePath.swift‎

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@@ -9,7 +9,7 @@
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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import Foundation
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import struct TSCBasic.RelativePath
1414

1515
// public for transition
@@ -40,7 +40,9 @@ public struct RelativePath: Hashable, Sendable {
4040

4141
/// Convenience initializer that verifies that the path is relative.
4242
public init(validating pathString: String) throws {
43-
self.underlying = try .init(validating: pathString)
43+
self.underlying = try .init(
44+
validating: pathString.trimmingCharacters(in: .whitespacesAndNewlines),
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)
4446
}
4547

4648
/// Directory component. For a relative path without any path separators,

‎Sources/Commands/SwiftTestCommand.swift‎

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@@ -619,7 +619,6 @@ public struct SwiftTestCommand: AsyncSwiftCommand {
619619
}
620620
}
621621
args += ["-o", productsBuildParameters.codeCovDataFile.pathString]
622-
623622
try await AsyncProcess.checkNonZeroExit(arguments: args)
624623
}
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‎Sources/SwiftBuildSupport/SwiftBuildSystem.swift‎

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@@ -923,8 +923,8 @@ public final class SwiftBuildSystem: SPMBuildCore.BuildSystem {
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924924
private static func constructTestingSettingsOverrides(from parameters: BuildParameters.Testing) -> [String: String] {
925925
var settings: [String: String] = [:]
926-
// TODO: enableCodeCoverage
927-
// explicitlyEnabledTestability
926+
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settings["CLANG_COVERAGE_MAPPING"] = parameters.enableCodeCoverage ? "YES" : "NO"
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929929
switch parameters.explicitlyEnabledTestability {
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case true:

‎Sources/_InternalTestSupport/SwiftTesting+TraitsBug.swift‎

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@@ -69,6 +69,16 @@ extension Trait where Self == Testing.Bug {
6969
)
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}
7171

72+
public static var IssueSwiftBuildCoverageWithReleaseBuildConfig: Self {
73+
// error: Unable to export code coverage:
74+
// error: failed to load coverage: '/Users/bkhouri/Documents/git/public/swiftlang/swift-package-manager/Fixtures/Miscellaneous/TestDiscovery/Simple/.build/arm64-apple-macosx/Products/Release/SimpleTests.xctest/Contents/MacOS/SimpleTests': `-arch` specifier is invalid or missing for universal binary
75+
// error: could not load coverage information
76+
.issue(
77+
"https://github.com/swiftlang/swift-package-manager/issues/9197",
78+
relationship: .defect,
79+
)
80+
}
81+
7282
public static var IssueSwiftBuildLinuxRunnable: Self {
7383
.issue(
7484
"https://github.com/swiftlang/swift-package-manager/issues/8416",

‎Tests/BasicsTests/FileSystem/PathTests.swift‎

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@@ -329,6 +329,50 @@ struct PathTests {
329329
}
330330
}
331331

332+
@Test(
333+
arguments: [
334+
(path: "/", expected: "/"),
335+
(path: "/.", expected: "/"),
336+
(path: "/..", expected: "/"),
337+
(path: "/bar/", expected: "/bar"),
338+
], [
339+
" ",
340+
" ",
341+
"\t",
342+
"\t\t",
343+
"\n",
344+
"\n\n",
345+
"\t ",
346+
" \t",
347+
" \n\t",
348+
"\n \t",
349+
],
350+
)
351+
func absolutePathValidationWithPathContainsLeadingAndTrailingWhitespaces(
352+
data: (String, String),
353+
whitespaces: String,
354+
) throws {
355+
let path = data.0
356+
let expected = data.1
357+
do {
358+
// Leading whitespaces
359+
let actual = try AbsolutePath(validating: "\(whitespaces)\(path)").pathString
360+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
361+
}
362+
363+
do {
364+
// Training whitespaces
365+
let actual = try AbsolutePath(validating: "\(path)\(whitespaces)").pathString
366+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
367+
}
368+
369+
do {
370+
// Leading and trailing whitespaces
371+
let actual = try AbsolutePath(validating: "\(whitespaces)\(path)\(whitespaces)").pathString
372+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
373+
}
374+
}
375+
332376
@Test
333377
func comparison() {
334378
#expect(AbsolutePath("/") <= AbsolutePath("/"));
@@ -637,6 +681,49 @@ struct PathTests {
637681
}
638682
}
639683

684+
@Test(
685+
arguments: [
686+
(path: ".", expected: "."),
687+
(path: "bar/", expected: "bar"),
688+
(path: "bar/baz", expected: "bar/baz"),
689+
], [
690+
" ",
691+
" ",
692+
"\t",
693+
"\t\t",
694+
"\n",
695+
"\n\n",
696+
"\t ",
697+
" \t",
698+
" \n\t",
699+
"\n \t",
700+
],
701+
)
702+
func relativePathValidationWithPathContainsLeadingAndTrailingWhitespaces(
703+
data: (String, String),
704+
whitespaces: String,
705+
) throws {
706+
let path = data.0
707+
let expected = data.1
708+
do {
709+
// Leading whitespaces
710+
let actual = try RelativePath(validating: "\(whitespaces)\(path)").pathString
711+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
712+
}
713+
714+
do {
715+
// Training whitespaces
716+
let actual = try RelativePath(validating: "\(path)\(whitespaces)").pathString
717+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
718+
}
719+
720+
do {
721+
// Leading and trailing whitespaces
722+
let actual = try RelativePath(validating: "\(whitespaces)\(path)\(whitespaces)").pathString
723+
#expect(actual == expected, "Actual is not as expected. Path is: '\(path)'")
724+
}
725+
}
726+
640727
}
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642729
@Test

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