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|
import SwiftFormat
final class AttributeTests: PrettyPrintTestCase {
func testAttributeParamSpacing() {
let input =
"""
@available( iOS 9.0,* )
func f() {}
@available(*, unavailable ,renamed:"MyRenamedProtocol")
func f() {}
@available(iOS 10.0, macOS 10.12, *)
func f() {}
"""
let expected =
"""
@available(iOS 9.0, *)
func f() {}
@available(*, unavailable, renamed: "MyRenamedProtocol")
func f() {}
@available(iOS 10.0, macOS 10.12, *)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 60)
}
func testAttributeParamSpacingInOriginallyDefinedIn() {
let input =
"""
@_originallyDefinedIn( module :"SwiftUI" , iOS 10.0 )
func f() {}
"""
let expected =
"""
@_originallyDefinedIn(module: "SwiftUI", iOS 10.0)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 60)
}
func testAttributeParamSpacingInDocVisibility() {
let input =
"""
@_documentation( visibility :private )
func f() {}
"""
let expected =
"""
@_documentation(visibility: private)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 60)
}
func testAttributeBinPackedWrapping() {
let input =
"""
@available(iOS 9.0, *)
func f() {}
@available(*,unavailable, renamed:"MyRenamedProtocol")
func f() {}
@available(iOS 10.0, macOS 10.12, *)
func f() {}
"""
let expected =
"""
@available(iOS 9.0, *)
func f() {}
@available(
*, unavailable,
renamed: "MyRenamedProtocol"
)
func f() {}
@available(
iOS 10.0, macOS 10.12, *
)
func f() {}
"""
// Attributes should wrap to avoid overflowing the line length, using the following priorities:
// 1. Keep the entire attribute together, on 1 line.
// 2. Otherwise, try to keep the entire attribute argument list together on 1 line.
// 3. Otherwise, use argument list consistency (default: inconsistent) for the arguments.
assertPrettyPrintEqual(input: input, expected: expected, linelength: 32)
}
func testAttributeArgumentPerLineWrapping() {
let input =
"""
@available(iOS 9.0, *)
func f() {}
@available(*,unavailable, renamed:"MyRenamedProtocol")
func f() {}
@available(iOS 10.0, macOS 10.12, *)
func f() {}
"""
let expected =
"""
@available(iOS 9.0, *)
func f() {}
@available(
*,
unavailable,
renamed: "MyRenamedProtocol"
)
func f() {}
@available(
iOS 10.0,
macOS 10.12,
*
)
func f() {}
"""
var configuration = Configuration.forTesting
configuration.lineBreakBeforeEachArgument = true
assertPrettyPrintEqual(
input: input, expected: expected, linelength: 32, configuration: configuration)
}
func testAttributeFormattingRespectsDiscretionaryLineBreaks() {
let input =
"""
@available(
iOSApplicationExtension,
introduced: 10.0,
deprecated: 11.0,
message:
"Use something else because this is definitely deprecated.")
func f2() {}
"""
let expected =
"""
@available(
iOSApplicationExtension,
introduced: 10.0,
deprecated: 11.0,
message:
"Use something else because this is definitely deprecated."
)
func f2() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 40)
}
func testAttributeInterArgumentBinPackedLineBreaking() {
let input =
"""
@available(iOSApplicationExtension, introduced: 10.0, deprecated: 11.0, message: "Use something else because this is definitely deprecated.")
func f2() {}
"""
let expected =
"""
@available(
iOSApplicationExtension,
introduced: 10.0, deprecated: 11.0,
message:
"Use something else because this is definitely deprecated."
)
func f2() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 40)
}
func testAttributArgumentPerLineBreaking() {
let input =
"""
@available(iOSApplicationExtension, introduced: 10.0, deprecated: 11.0, message: "Use something else because this is definitely deprecated.")
func f2() {}
"""
let expected =
"""
@available(
iOSApplicationExtension,
introduced: 10.0,
deprecated: 11.0,
message:
"Use something else because this is definitely deprecated."
)
func f2() {}
"""
var configuration = Configuration.forTesting
configuration.lineBreakBeforeEachArgument = true
assertPrettyPrintEqual(
input: input, expected: expected, linelength: 40, configuration: configuration)
}
func testObjCBinPackedAttributes() {
let input =
"""
@objc func f() {}
@objc(foo:bar:baz:)
func f() {}
@objc(thisMethodHasAVeryLongName:foo:bar:)
func f() {}
@objc(thisMethodHasAVeryLongName:andThisArgumentHasANameToo:soDoesThisOne:bar:)
func f() {}
"""
let expected =
"""
@objc func f() {}
@objc(foo:bar:baz:)
func f() {}
@objc(
thisMethodHasAVeryLongName:foo:bar:
)
func f() {}
@objc(
thisMethodHasAVeryLongName:
andThisArgumentHasANameToo:
soDoesThisOne:bar:
)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 40)
}
func testObjCAttributesPerLineBreaking() {
let input =
"""
@objc func f() {}
@objc(foo:bar:baz)
func f() {}
@objc(thisMethodHasAVeryLongName:foo:bar:)
func f() {}
@objc(thisMethodHasAVeryLongName:andThisArgumentHasANameToo:soDoesThisOne:bar:)
func f() {}
"""
let expected =
"""
@objc func f() {}
@objc(foo:bar:baz)
func f() {}
@objc(
thisMethodHasAVeryLongName:
foo:
bar:
)
func f() {}
@objc(
thisMethodHasAVeryLongName:
andThisArgumentHasANameToo:
soDoesThisOne:
bar:
)
func f() {}
"""
var configuration = Configuration.forTesting
configuration.lineBreakBeforeEachArgument = true
assertPrettyPrintEqual(
input: input, expected: expected, linelength: 40, configuration: configuration)
}
func testObjCAttributesDiscretionaryLineBreaking() {
// The discretionary newlines in the 3rd function declaration are invalid, because new lines
// should be after the ":" character in Objective-C selector pieces, so they should be removed.
let input =
"""
@objc
func f() {}
@objc(foo:
bar:
baz:)
func f() {}
@objc(foo
:bar
:baz:)
func f() {}
@objc(
thisMethodHasAVeryLongName:
foo:
bar:
)
func f() {}
"""
let expected =
"""
@objc
func f() {}
@objc(
foo:
bar:
baz:
)
func f() {}
@objc(foo:bar:baz:)
func f() {}
@objc(
thisMethodHasAVeryLongName:
foo:
bar:
)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 80)
}
func testIgnoresDiscretionaryLineBreakAfterColon() {
let input =
"""
@available(
*, unavailable,
renamed:
"MyRenamedFunction"
)
func f() {}
"""
let expected =
"""
@available(
*, unavailable,
renamed: "MyRenamedFunction"
)
func f() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 30)
}
func testPropertyWrappers() {
let input =
"""
struct X {
@Wrapper var value: String
@Wrapper ( ) var value: String
@Wrapper (arg1:"value")var value: String
@Wrapper (arg1:"value")
var value: String
@Wrapper (arg1:"value",arg2:otherValue)
var value: String
}
"""
let expected =
"""
struct X {
@Wrapper var value: String
@Wrapper() var value: String
@Wrapper(arg1: "value")
var value: String
@Wrapper(arg1: "value")
var value: String
@Wrapper(
arg1: "value",
arg2: otherValue)
var value: String
}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 32)
}
func testMultilineStringLiteralInCustomAttribute() {
let input =
#"""
@CustomAttribute(message: """
This is a
multiline
string
""")
public func f() {}
"""#
let expected =
#"""
@CustomAttribute(
message: """
This is a
multiline
string
""")
public func f() {}
"""#
assertPrettyPrintEqual(input: input, expected: expected, linelength: 100)
}
func testMultilineStringLiteralInAvailableAttribute() {
let input =
#"""
@available(*, deprecated, message: """
This is a
multiline
string
""")
public func f() {}
"""#
let expected =
#"""
@available(
*, deprecated,
message: """
This is a
multiline
string
"""
)
public func f() {}
"""#
assertPrettyPrintEqual(input: input, expected: expected, linelength: 100)
}
func testAttributeParamSpacingInExpose() {
let input =
"""
@_expose( wasm , "foo" )
func f() {}
@_expose( Cxx , "bar")
func b() {}
"""
let expected =
"""
@_expose(wasm, "foo")
func f() {}
@_expose(Cxx, "bar")
func b() {}
"""
assertPrettyPrintEqual(input: input, expected: expected, linelength: 100)
}
}
|
