[WASM] Avoid DateFormatter

Author: ikesyo

Sources/Nimble/Matchers/MatcherProtocols.swift

@@ -46,13 +46,15 @@ public protocol NMBDoubleConvertible {
 extension NSNumber: NMBDoubleConvertible {
 }
 
+#if !os(WASI)
 private let dateFormatter: DateFormatter = {
     let formatter = DateFormatter()
     formatter.dateFormat = "yyyy-MM-dd HH:mm:ss.SSSS"
     formatter.locale = Locale(identifier: "en_US_POSIX")
 
     return formatter
 }()
+#endif
 
 extension Date: NMBDoubleConvertible {
     public var doubleValue: CDouble {
@@ -66,6 +68,7 @@ extension NSDate: NMBDoubleConvertible {
     }
 }
 
+#if !os(WASI)
 extension Date: TestOutputStringConvertible {
     public var testDescription: String {
         return dateFormatter.string(from: self)
@@ -77,6 +80,7 @@ extension NSDate: TestOutputStringConvertible {
         return dateFormatter.string(from: Date(timeIntervalSinceReferenceDate: self.timeIntervalSinceReferenceDate))
     }
 }
+#endif
 
 #if canImport(Darwin)
 /// Protocol for types to support beLessThan(), beLessThanOrEqualTo(),

Tests/NimbleTests/Helpers/utils.swift

@@ -91,6 +91,7 @@ public class NimbleHelper: NSObject {
 }
 #endif
 
+#if !os(WASI)
 extension Date {
     init(dateTimeString: String) {
         let dateFormatter = DateFormatter()
@@ -107,3 +108,4 @@ extension NSDate {
         self.init(timeIntervalSinceReferenceDate: date.timeIntervalSinceReferenceDate)
     }
 }
+#endif

Tests/NimbleTests/Matchers/BeCloseToTest.swift

@@ -40,6 +40,7 @@ final class BeCloseToTest: XCTestCase {
         }
     }
 
+    #if !os(WASI)
     func testBeCloseToWithDate() {
         expect(Date(dateTimeString: "2015-08-26 11:43:00")).to(beCloseTo(Date(dateTimeString: "2015-08-26 11:43:05"), within: 10))
 
@@ -58,6 +59,7 @@ final class BeCloseToTest: XCTestCase {
             expect(NSDate(dateTimeString: "2015-08-26 11:43:00")).toNot(beCloseTo(expectedDate, within: 0.006))
         }
     }
+    #endif
 
     func testBeCloseToOperator() {
         expect(1.2) ≈ 1.2001
@@ -92,6 +94,7 @@ final class BeCloseToTest: XCTestCase {
         }
     }
 
+    #if !os(WASI)
     func testBeCloseToOperatorWithDate() {
         expect(Date(dateTimeString: "2015-08-26 11:43:00")) ≈ Date(dateTimeString: "2015-08-26 11:43:00")
 
@@ -128,6 +131,7 @@ final class BeCloseToTest: XCTestCase {
             expect(Date(dateTimeString: "2015-08-26 11:43:00")) == expectedDate ± 0.004
         }
     }
+    #endif // #if !os(WASI)
 
     func testBeCloseToArray() {
         expect([0.0, 1.1, 2.2]) ≈ [0.0001, 1.1001, 2.2001]