Add code coverage support. (#378)

src/ftxui/component/animation.cpp

@@ -189,8 +189,8 @@ float ElasticIn(float p) {
 // Modeled after the damped sine wave y = sin(-13pi/2*(x + 1))*pow(2, -10x) +
 // 1
 float ElasticOut(float p) {
-  return std::sin(-13.F * kPi2 * (p + 1)) * std::pow(2.F, -10.F * p) +
-         1;  // NOLINT
+  // NOLINTNEXTLINE
+  return std::sin(-13.F * kPi2 * (p + 1)) * std::pow(2.F, -10.F * p) + 1;
 }
 
 // Modeled after the piecewise exponentially-damped sine wave:

src/ftxui/component/button.cpp

@@ -55,6 +55,7 @@ Element DefaultTransform(EntryState params) {  // NOLINT
 /// │Click to quit│
 /// └─────────────┘
 /// ```
+// NOLINTNEXTLINE(readability-function-cognitive-complexity)
 Component Button(ConstStringRef label,
                  std::function<void()> on_click,
                  Ref<ButtonOption> option) {

src/ftxui/component/component_test.cpp

@@ -7,7 +7,7 @@
 #include "ftxui/component/component_base.hpp"  // for ComponentBase, Component
 #include "gtest/gtest_pred_impl.h"  // for EXPECT_EQ, Test, SuiteApiResolver, TEST, TestFactoryImpl
 
-using namespace ftxui;
+namespace ftxui {
 
 namespace {
 Component Make() {
@@ -172,6 +172,8 @@ TEST(ComponentTest, NonFocusableAreNotFocused) {
   EXPECT_EQ(child->ActiveChild(), nullptr);
 }
 
+}  // namespace ftxui
+
 // Copyright 2020 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/container_test.cpp

@@ -8,14 +8,16 @@
 #include "ftxui/component/event.hpp"  // for Event, Event::Tab, Event::TabReverse, Event::ArrowDown, Event::ArrowLeft, Event::ArrowRight, Event::ArrowUp
 #include "gtest/gtest_pred_impl.h"  // for AssertionResult, EXPECT_EQ, EXPECT_FALSE, EXPECT_TRUE, Test, TEST
 
-using namespace ftxui;
+namespace ftxui {
 
+namespace {
 Component Focusable() {
   return Button("", [] {});
 }
 Component NonFocusable() {
   return Container::Horizontal({});
 }
+}  // namespace
 
 TEST(ContainerTest, HorizontalEvent) {
   auto container = Container::Horizontal({});
@@ -333,6 +335,8 @@ TEST(ContainerTest, TabFocusable) {
   EXPECT_FALSE(c->Focused());
 }
 
+}  // namespace ftxui
+
 // Copyright 2020 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/input_test.cpp

@@ -15,7 +15,7 @@
 #include "ftxui/util/ref.hpp"       // for Ref
 #include "gtest/gtest_pred_impl.h"  // for Test, EXPECT_EQ, TEST
 
-using namespace ftxui;
+namespace ftxui {
 
 TEST(InputTest, Init) {
   std::string content;
@@ -372,6 +372,8 @@ TEST(InputTest, MouseClickComplex) {
   EXPECT_EQ(option.cursor_position(), 4u);
 }
 
+}  // namespace ftxui
+
 // Copyright 2021 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/menu_test.cpp

@@ -12,7 +12,7 @@
 #include "ftxui/util/ref.hpp"         // for Ref
 #include "gtest/gtest_pred_impl.h"  // for Test, EXPECT_EQ, TEST
 
-using namespace ftxui;
+namespace ftxui {
 
 TEST(MenuTest, RemoveEntries) {
   int focused_entry = 0;
@@ -43,6 +43,8 @@ TEST(MenuTest, RemoveEntries) {
   EXPECT_EQ(focused_entry, 1);
 }
 
+}  // namespace ftxui
+
 // Copyright 2022 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/radiobox_test.cpp

@@ -12,7 +12,7 @@
 #include "ftxui/util/ref.hpp"         // for Ref
 #include "gtest/gtest_pred_impl.h"    // for EXPECT_EQ, Test, TEST
 
-using namespace ftxui;
+namespace ftxui {
 
 TEST(RadioboxTest, Navigation) {
   int selected = 0;
@@ -145,6 +145,8 @@ TEST(RadioboxTest, RemoveEntries) {
   EXPECT_EQ(focused_entry, 1);
 }
 
+}  // namespace ftxui
+
 // Copyright 2020 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/receiver_test.cpp

@@ -6,7 +6,7 @@
 #include "ftxui/component/receiver.hpp"
 #include "gtest/gtest_pred_impl.h"  // for AssertionResult, Test, EXPECT_EQ
 
-using namespace ftxui;
+namespace ftxui {
 
 TEST(Receiver, Basic) {
   auto receiver = MakeReceiver<char>();
@@ -75,6 +75,8 @@ TEST(Receiver, BasicWithThread) {
   t23.join();
 }
 
+}  // namespace ftxui
+
 // Copyright 2020 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/screen_interactive_test.cpp

@@ -7,7 +7,7 @@
 #include "ftxui/dom/elements.hpp"   // for text, Element
 #include "gtest/gtest_pred_impl.h"  // for Test, TEST, EXPECT_EQ
 
-using namespace ftxui;
+namespace ftxui {
 
 namespace {
 bool TestSignal(int signal) {
@@ -47,6 +47,8 @@ TEST(ScreenInteractive, Signal_SIGFPE) {
   TestSignal(SIGFPE);
 }
 
+}  // namespace ftxui
+
 // Copyright 2021 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.

src/ftxui/component/terminal_input_parser_test.cpp

@@ -9,7 +9,7 @@
 #include "ftxui/component/terminal_input_parser.hpp"
 #include "gtest/gtest_pred_impl.h"  // for AssertionResult, Test, EXPECT_EQ, EXPECT_TRUE, EXPECT_FALSE, TEST
 
-using namespace ftxui;
+namespace ftxui {
 
 // Test char |c| to are trivially converted into |Event::Character(c)|.
 TEST(Event, Character) {
@@ -232,6 +232,8 @@ TEST(Event, UTF8) {
   }
 }
 
+}  // namespace ftxui
+
 // Copyright 2020 Arthur Sonzogni. All rights reserved.
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.