Merge branch 'master' into niels/decoupling_pixel_and_pos

1 files changed, 63 insertions, 0 deletions

diff --git a/src/test/ValueBrokerTest.cpp b/src/test/ValueBrokerTest.cpp
new file mode 100644
index 0000000..e6bb058
--- /dev/null
+++ b/src/test/ValueBrokerTest.cpp
@@ -0,0 +1,63 @@
+#include <gtest/gtest.h>
+
+#include <crepe/ValueBroker.h>
+#include <crepe/util/Proxy.h>
+
+using namespace std;
+using namespace crepe;
+using namespace testing;
+
+class ValueBrokerTest : public Test {
+public:
+	int read_count = 0;
+	int write_count = 0;
+	int value = 0;
+
+	ValueBroker<int> broker{
+		[this](const int & target) -> void {
+			this->write_count++;
+			this->value = target;
+		},
+		[this]() -> const int & {
+			this->read_count++;
+			return this->value;
+		},
+	};
+	Proxy<int> proxy{broker};
+
+	void SetUp() override {
+		ASSERT_EQ(read_count, 0);
+		ASSERT_EQ(write_count, 0);
+	}
+};
+
+TEST_F(ValueBrokerTest, BrokerWrite) {
+	broker.set(0);
+	EXPECT_EQ(read_count, 0);
+	EXPECT_EQ(write_count, 1);
+}
+
+TEST_F(ValueBrokerTest, BrokerRead) {
+	broker.get();
+	EXPECT_EQ(read_count, 1);
+	EXPECT_EQ(write_count, 0);
+}
+
+TEST_F(ValueBrokerTest, ProxyWrite) {
+	proxy = 0;
+	EXPECT_EQ(read_count, 0);
+	EXPECT_EQ(write_count, 1);
+}
+
+void dummy(int) {}
+TEST_F(ValueBrokerTest, ProxyRead) {
+	dummy(proxy);
+	EXPECT_EQ(read_count, 1);
+	EXPECT_EQ(write_count, 0);
+}
+
+TEST_F(ValueBrokerTest, ProxyReadWrite) {
+	proxy = proxy;
+	ASSERT_EQ(read_count, 1);
+	ASSERT_EQ(write_count, 1);
+}