feat(app): getMetroLineColor tests

krystxf · May 15, 2024 · 0cd11ef · 0cd11ef
1 parent 12987c0
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diff --git a/app/metro-now/metro-now-tests/getMetroLineColorTests.swift b/app/metro-now/metro-now-tests/getMetroLineColorTests.swift
@@ -0,0 +1,70 @@
+//
+//  getMetroLineColorTests.swift
+//  metro-now-tests
+//
+//  Created by Kryštof Krátký on 15.05.2024.
+//
+
+@testable import metro_now
+import SwiftUI
+import XCTest
+
+final class getMetroLineColorTests: XCTestCase {
+    // MARK: - test if function returns correct color
+
+    /// should show positive and negative or zero seconds without any issues
+
+    func testGetMetroLineColorOutput() {
+        /// init variables for testing
+        var lineLetter: String
+        var result: Color
+        var expectedResult: Color
+
+        /// test 1
+        lineLetter = "A"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.green
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 2
+        lineLetter = "B"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.yellow
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 3
+        lineLetter = "C"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.red
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 4
+        lineLetter = "a"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.green
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 5
+        lineLetter = "b"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.yellow
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 6
+        lineLetter = "c"
+        result = getMetroLineColor(lineLetter)
+        expectedResult = Color.red
+
+        XCTAssertEqual(result, expectedResult)
+
+        /// test 7
+        /// test if function throws an error
+        lineLetter = "other"
+        result = getMetroLineColor(lineLetter)
+    }
+}
diff --git a/app/metro-now/metro-now-tests/metro_now_tests.swift b/app/metro-now/metro-now-tests/metro_now_tests.swift
diff --git a/app/metro-now/metro-now.xcodeproj/project.pbxproj b/app/metro-now/metro-now.xcodeproj/project.pbxproj
@@ -22,8 +22,8 @@
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 		2DC63A222BF50EDD00A72C7F /* formatTimeTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2DC63A212BF50EDD00A72C7F /* formatTimeTests.swift */; };
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@@ -54,8 +54,8 @@
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-		2DC63A1A2BF50E8F00A72C7F /* metro_now_tests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = metro_now_tests.swift; sourceTree = "<group>"; };
 		2DC63A212BF50EDD00A72C7F /* formatTimeTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = formatTimeTests.swift; sourceTree = "<group>"; };
+		2DC63A232BF5266700A72C7F /* getMetroLineColorTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = getMetroLineColorTests.swift; sourceTree = "<group>"; };
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@@ -183,8 +183,8 @@
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 			isa = PBXGroup;
 			children = (
-				2DC63A1A2BF50E8F00A72C7F /* metro_now_tests.swift */,
 				2DC63A212BF50EDD00A72C7F /* formatTimeTests.swift */,
+				2DC63A232BF5266700A72C7F /* getMetroLineColorTests.swift */,
 			);
 			path = "metro-now-tests";
 			sourceTree = "<group>";
@@ -309,7 +309,7 @@
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-				2DC63A1B2BF50E8F00A72C7F /* metro_now_tests.swift in Sources */,
+				2DC63A242BF5266700A72C7F /* getMetroLineColorTests.swift in Sources */,
 				2DC63A222BF50EDD00A72C7F /* formatTimeTests.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;

diff --git a/app/metro-now/metro-now/Utils/getMetroLineColor.swift b/app/metro-now/metro-now/Utils/getMetroLineColor.swift
@@ -9,7 +9,7 @@ import Foundation
 import SwiftUI
 
 func getMetroLineColor(_ letter: String) -> Color {
-    switch letter {
+    switch letter.uppercased() {
     case "A":
         .green
     case "B":