Cleanup: Lexicon, tests.

Author: oscbyspro

Sources/DiffableTextStylesXNumeric/Helpers/Lexicon.swift

@@ -81,3 +81,21 @@ extension Lexicon {
         signs: signs.components, digits: digits.components, separators: separators.components)
     }
 }
+
+//=----------------------------------------------------------------------------=
+// MARK: + Support
+//=----------------------------------------------------------------------------=
+
+extension Lexicon {
+    
+    //=------------------------------------------------------------------------=
+    // MARK: Predicates
+    //=------------------------------------------------------------------------=
+    
+    /// Used by unit tests.
+    @inlinable func nonvirtual(_ character: Character) -> Bool {
+        signs[character] != nil
+        || digits[character] != nil
+        || separators[character] == .fraction
+    }
+}

Tests/DiffableTextStylesXNumericTests/Extensions.swift

@@ -18,10 +18,18 @@ import DiffableTestKit
 final class MiscellaneousTestsXCurrency: Tests {
 
     //=------------------------------------------------------------------------=
-    // MARK: Positive
+    // MARK: Tests
     //=------------------------------------------------------------------------=
 
-    func testCurrencyLabelDoesNotContainNumbers() throws {
+    func testCurrencyLabelsAreSometimesReal() throws {
+        let number = -1234567.89
+        let currencyCode = "PAB"
+        let locale = Locale(identifier: "rhg-Rohg_MM")
+        let formatted = number.formatted(.currency(code: currencyCode).locale(locale))
+        XCTAssertEqual(formatted, "-B/. 1,234,567.89") // currency contains a fraction separator
+    }
+    
+    func testCurrencyLabelsDoNotContainNumbers() throws {
         //=--------------------------------------=
         // MARK: Locales, Currencies
         //=--------------------------------------=
@@ -32,18 +40,6 @@ final class MiscellaneousTestsXCurrency: Tests {
             }
         }
     }
-    
-    //=------------------------------------------------------------------------=
-    // MARK: Negative
-    //=------------------------------------------------------------------------=
-    
-    func testCurrencyLabelIsSometimesReal() throws {
-        let number = -1234567.89
-        let currencyCode = "PAB"
-        let locale = Locale(identifier: "rhg-Rohg_MM")
-        let formatted = number.formatted(.currency(code: currencyCode).locale(locale))
-        XCTAssertEqual(formatted, "-B/. 1,234,567.89") // currency contains a fraction separator
-    }
 }
 
 #endif

Tests/DiffableTextStylesXNumericTests/Miscellaneous/MiscellaneousTests+Currency.swift

@@ -21,7 +21,7 @@ import Foundation
 final class MiscellaneousTestsXPercent: Tests {
 
     //=------------------------------------------------------------------------=
-    // MARK: Positive
+    // MARK: Tests
     //=------------------------------------------------------------------------=
 
     func testPercentLabelIsAlwaysVirtual() throws {