Add tests for SummaryTableViewCell

Test styles as well

Author: ctarda

WooCommerce/Classes/ViewRelated/Orders/Cells/SummaryTableViewCell.swift

@@ -19,7 +19,7 @@ final class SummaryTableViewCell: UITableViewCell {
     ///
     @IBOutlet private weak var paymentStatusLabel: PaddedLabel!
 
-    /// Button: Update Order Status
+    /// Button: Manually Update Order Status
     ///
     @IBOutlet private var updateStatusButton: UIButton!
 
@@ -136,3 +136,23 @@ private extension SummaryTableViewCell {
                                                                  comment: "Accessibility hint for the button that allows updating the order status in Order Details View")
     }
 }
+
+
+/// MARK: - Testability
+extension SummaryTableViewCell {
+    func getTitle() -> UILabel {
+        return titleLabel
+    }
+
+    func getCreatedLabel() -> UILabel {
+        return createdLabel
+    }
+
+    func getStatusLabel() -> UILabel {
+        return paymentStatusLabel
+    }
+
+    func getEditButton() -> UIButton {
+        return updateStatusButton
+    }
+}

WooCommerce/WooCommerce.xcodeproj/project.pbxproj

@@ -293,6 +293,7 @@
 		D85B8333222FABD1002168F3 /* StatusListTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D85B8331222FABD1002168F3 /* StatusListTableViewCell.swift */; };
 		D85B8334222FABD1002168F3 /* StatusListTableViewCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = D85B8332222FABD1002168F3 /* StatusListTableViewCell.xib */; };
 		D85B8336222FCDA1002168F3 /* StatusListTableViewCellTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D85B8335222FCDA1002168F3 /* StatusListTableViewCellTests.swift */; };
+		D85B833F2230F268002168F3 /* SummaryTableViewCellTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D85B833E2230F268002168F3 /* SummaryTableViewCellTests.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -632,6 +633,7 @@
 		D85B8331222FABD1002168F3 /* StatusListTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatusListTableViewCell.swift; sourceTree = "<group>"; };
 		D85B8332222FABD1002168F3 /* StatusListTableViewCell.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = StatusListTableViewCell.xib; sourceTree = "<group>"; };
 		D85B8335222FCDA1002168F3 /* StatusListTableViewCellTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; name = StatusListTableViewCellTests.swift; path = WooCommerceTests/Views/StatusListTableViewCellTests.swift; sourceTree = SOURCE_ROOT; };
+		D85B833E2230F268002168F3 /* SummaryTableViewCellTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; name = SummaryTableViewCellTests.swift; path = WooCommerceTests/Views/SummaryTableViewCellTests.swift; sourceTree = SOURCE_ROOT; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -767,6 +769,7 @@
 		B53A569521123D27000776C9 /* Tools */ = {
 			isa = PBXGroup;
 			children = (
+				D85B833E2230F268002168F3 /* SummaryTableViewCellTests.swift */,
 				D85B8335222FCDA1002168F3 /* StatusListTableViewCellTests.swift */,
 				93FA787121CD2A1A00B663E5 /* CurrencySettingsTests.swift */,
 				B53A569621123D3B000776C9 /* ResultsControllerUIKitTests.swift */,
@@ -1956,6 +1959,7 @@
 				B53A569D21123EEB000776C9 /* MockupStorage.swift in Sources */,
 				B57C5C9E21B80E8300FF82B2 /* SessionManager+Internal.swift in Sources */,
 				B55BC1F321A8790F0011A0C0 /* StringHTMLTests.swift in Sources */,
+				D85B833F2230F268002168F3 /* SummaryTableViewCellTests.swift in Sources */,
 				B5980A6721AC91AA00EBF596 /* BundleWooTests.swift in Sources */,
 				CEEC9B6021E79CAA0055EEF0 /* FeatureFlagTests.swift in Sources */,
 				B53A569B21123E8E000776C9 /* MockupTableView.swift in Sources */,

WooCommerce/WooCommerceTests/Views/SummaryTableViewCellTests.swift

@@ -0,0 +1,81 @@
+import XCTest
+@testable import WooCommerce
+@testable import Yosemite
+
+final class SummaryTableViewCellTests: XCTestCase {
+    private var cell: SummaryTableViewCell?
+
+    override func setUp() {
+        super.setUp()
+        let nib = Bundle.main.loadNibNamed("SummaryTableViewCell", owner: self, options: nil)
+        cell = nib?.first as? SummaryTableViewCell
+    }
+
+    override func tearDown() {
+        cell = nil
+        super.tearDown()
+    }
+
+    func testTitleSetsTitleLabelText() {
+        let mockTitle = "Automattic"
+        cell?.title = mockTitle
+
+        XCTAssertEqual(cell?.getTitle().text, mockTitle)
+    }
+
+    func testDateCreatedSetsDateLabelText() {
+        let mockDate = Date().toString(dateStyle: .medium, timeStyle: .short)
+        cell?.dateCreated = mockDate
+
+        XCTAssertEqual(cell?.getCreatedLabel().text, mockDate)
+    }
+
+    func testDisplayStatusSetsPaymentDateLabel() {
+        let mockStatus = OrderStatus(name: "Automattic", siteID: 0, slug: "automattic", total: 0)
+        cell?.display(orderStatus: mockStatus)
+
+        XCTAssertEqual(cell?.getStatusLabel().text, mockStatus.name)
+    }
+
+    func testTappingButtonExecutesCallback() {
+        let expect = expectation(description: "The action assigned gets called")
+        cell?.onPencilTouchUp = {
+            expect.fulfill()
+        }
+
+        cell?.getEditButton().sendActions(for: .touchUpInside)
+
+        waitForExpectations(timeout: 1, handler: nil)
+    }
+
+    func testTitleLabelIsAppliedHeadStyle() {
+        let mockLabel = UILabel()
+        mockLabel.applyHeadlineStyle()
+
+        let cellTitleLabel = cell?.getTitle()
+
+        XCTAssertEqual(cellTitleLabel?.font, mockLabel.font)
+        XCTAssertEqual(cellTitleLabel?.textColor, mockLabel.textColor)
+    }
+
+    func testCreatedLabelIsAppliedHeadStyle() {
+        let mockLabel = UILabel()
+        mockLabel.applyFootnoteStyle()
+
+        let cellCreatedLabel = cell?.getCreatedLabel()
+
+        XCTAssertEqual(cellCreatedLabel?.font, mockLabel.font)
+        XCTAssertEqual(cellCreatedLabel?.textColor, mockLabel.textColor)
+    }
+
+    func testStatusLabelIsAppliedPaddedLabelStyle() {
+        let mockLabel = UILabel()
+        mockLabel.applyPaddedLabelDefaultStyles()
+
+        let cellStatusLabel = cell?.getStatusLabel()
+
+        XCTAssertEqual(cellStatusLabel?.font, mockLabel.font)
+        XCTAssertEqual(cellStatusLabel?.layer.borderWidth, mockLabel.layer.borderWidth)
+        XCTAssertEqual(cellStatusLabel?.layer.cornerRadius, mockLabel.layer.cornerRadius)
+    }
+}