Add test_grid.cpp

tests/core/test_grid.cpp

@@ -0,0 +1,88 @@
+/******************************************************************************
+Copyright 2015 Tatsuya Yatagawa (tatsy)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+******************************************************************************/
+
+#include "gtest/gtest.h"
+
+#include "../../include/lime.hpp"
+using lime::Grid;
+
+class GridTest : public ::testing::Test {
+ protected:
+    virtual void SetUp() {
+    }
+
+    Grid<int> grid;
+};
+
+TEST_F(GridTest, SizeTest) {
+    EXPECT_EQ(grid.rows(), 0);
+    EXPECT_EQ(grid.cols(), 0);
+
+    grid.resize(10, 10);
+    EXPECT_TRUE(grid(0, 0).empty());
+    EXPECT_EQ(grid.rows(), 10);
+    EXPECT_EQ(grid.cols(), 10);
+
+    ASSERT_DEATH(grid.resize(0, 0), "");
+    ASSERT_DEATH(grid.resize(-1, 10), "");
+}
+
+TEST_F(GridTest, DataCopy) {
+    const int n = 5;
+    const int m = 7;
+    grid.resize(n, m);
+    for (int i = 0; i < n; i++) {
+        for (int j = 0; j < m; j++) {
+            grid.pushAt(i, j, i * j);
+        }
+    }
+
+    Grid<int> temp1 = grid;
+    for (int i = 0; i < n; i++) {
+        for (int j = 0; j < m; j++) {
+            EXPECT_EQ(temp1(i, j)[0], i * j);
+        }
+    }
+
+    Grid<int> temp2;
+    temp2 = grid;
+    for (int i = 0; i < n; i++) {
+        for (int j = 0; j < m; j++) {
+            EXPECT_EQ(temp2(i, j)[0], i * j);
+        }
+    }
+
+    grid.pushAt(0, 0, 1);
+    EXPECT_EQ(temp1.sizeAt(0, 0), 1);
+    EXPECT_EQ(temp2.sizeAt(0, 0), 1);
+}
+
+TEST_F(GridTest, HasCell) {
+    grid.resize(5, 5);
+    EXPECT_TRUE(grid.hasCell(0, 0));
+    EXPECT_FALSE(grid.hasCell(5, 5));
+    EXPECT_FALSE(grid.hasCell(-1, -1));
+}
+
+int main(int argc, char **argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}