react-native-navigation/playground/ios/NavigationTests/RNNTabBarPresenterTest.m

#import <XCTest/XCTest.h>
#import <OCMock/OCMock.h>
#import "RNNBottomTabsPresenter.h"
#import "UITabBarController+RNNOptions.h"
#import "RNNBottomTabsController.h"

@interface RNNTabBarPresenterTest : XCTestCase

@property(nonatomic, strong) RNNBottomTabsPresenter *uut;
@property(nonatomic, strong) RNNNavigationOptions *options;
@property(nonatomic, strong) id boundViewController;

@end

@implementation RNNTabBarPresenterTest

- (void)setUp {
    [super setUp];
    self.uut = [OCMockObject partialMockForObject:[RNNBottomTabsPresenter new]];
    self.boundViewController = [OCMockObject partialMockForObject:[RNNBottomTabsController new]];
    [self.uut boundViewController:self.boundViewController];
    self.options = [[RNNNavigationOptions alloc] initEmptyOptions];
}

- (void)testApplyOptions_shouldSetDefaultEmptyOptions {
    RNNNavigationOptions *emptyOptions = [[RNNNavigationOptions alloc] initEmptyOptions];
    [[self.boundViewController expect] setTabBarTestID:nil];
    [[self.boundViewController expect] setTabBarBackgroundColor:nil];
    [[self.boundViewController expect] setTabBarTranslucent:NO];
    [[self.boundViewController expect] setTabBarHideShadow:NO];
    [[self.boundViewController expect] setTabBarStyle:UIBarStyleDefault];
    [[self.boundViewController expect] setTabBarVisible:YES animated:NO];
    [self.uut applyOptions:emptyOptions];
    [self.boundViewController verify];
}

- (void)testApplyOptions_shouldApplyOptions {
    RNNNavigationOptions *initialOptions = [[RNNNavigationOptions alloc] initEmptyOptions];
    initialOptions.bottomTabs.testID = [[Text alloc] initWithValue:@"testID"];
    initialOptions.bottomTabs.backgroundColor = [[Color alloc] initWithValue:[UIColor redColor]];
    initialOptions.bottomTabs.translucent = [[Bool alloc] initWithValue:@(0)];
    initialOptions.bottomTabs.hideShadow = [[Bool alloc] initWithValue:@(1)];
    initialOptions.bottomTabs.visible = [[Bool alloc] initWithValue:@(0)];
    initialOptions.bottomTabs.barStyle = [[Text alloc] initWithValue:@"black"];

    [[self.boundViewController expect] setTabBarTestID:@"testID"];
    [[self.boundViewController expect] setTabBarBackgroundColor:[UIColor redColor]];
    [[self.boundViewController expect] setTabBarTranslucent:NO];
    [[self.boundViewController expect] setTabBarHideShadow:YES];
    [[self.boundViewController expect] setTabBarStyle:UIBarStyleBlack];
    [[self.boundViewController expect] setTabBarVisible:NO animated:NO];

    [self.uut applyOptions:initialOptions];
    [self.boundViewController verify];
}

- (void)testApplyOptionsOnInit_alwaysShow_shouldNotCenterTabImages {
	RNNNavigationOptions *initialOptions = [[RNNNavigationOptions alloc] initEmptyOptions];
	initialOptions.bottomTabs.titleDisplayMode = [[Text alloc] initWithValue:@"alwaysShow"];
	[[self.boundViewController reject] centerTabItems];
	[self.uut applyOptionsOnInit:initialOptions];
	[self.boundViewController verify];
}

- (void)testApplyOptions_shouldApplyOptionsOnInit_alwaysHide_shouldCenterTabImages {
	RNNNavigationOptions *initialOptions = [[RNNNavigationOptions alloc] initEmptyOptions];
	initialOptions.bottomTabs.titleDisplayMode = [[Text alloc] initWithValue:@"alwaysHide"];
	[[self.boundViewController expect] centerTabItems];
	[self.uut applyOptionsOnInit:initialOptions];
	[self.boundViewController verify];
}

- (void)testViewDidLayoutSubviews_appliesBadgeOnNextRunLoop {
    id uut = [self uut];
    [[uut expect] applyDotIndicator];
    [uut viewDidLayoutSubviews];
    [[NSRunLoop mainRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.01]];
    [uut verify];
}

- (void)testApplyDotIndicator_callsAppliesBadgeWithEachChild {
    id uut = [self uut];
    id child1 = [UIViewController new];
    id child2 = [UIViewController new];

    [[uut expect] applyDotIndicator:child1];
    [[uut expect] applyDotIndicator:child2];
    [[self boundViewController] addChildViewController:child1];
    [[self boundViewController] addChildViewController:child2];

    [uut applyDotIndicator];
    [uut verify];
}

@end