in Sources/XCTest/Private/PrintObserver.swift [49:66]
func testSuiteDidFinish(_ testSuite: XCTestSuite) {
let testRun = testSuite.testRun!
let verb = testRun.hasSucceeded ? "passed" : "failed"
printAndFlush("Test Suite '\(testSuite.name)' \(verb) at \(dateFormatter.string(from: testRun.stopDate!))")
let tests = testRun.executionCount == 1 ? "test" : "tests"
let skipped = testRun.skipCount > 0 ? "\(testRun.skipCount) test\(testRun.skipCount != 1 ? "s" : "") skipped and " : ""
let failures = testRun.totalFailureCount == 1 ? "failure" : "failures"
printAndFlush("""
\t Executed \(testRun.executionCount) \(tests), \
with \(skipped)\
\(testRun.totalFailureCount) \(failures) \
(\(testRun.unexpectedExceptionCount) unexpected) \
in \(formatTimeInterval(testRun.testDuration)) (\(formatTimeInterval(testRun.totalDuration))) seconds
"""
)
}