03 bank ocr

tdd_intro/homework/03_bank_ocr/test.cpp

@@ -195,3 +195,116 @@ const Display s_display123456789 = { "    _  _     _  _  _  _  _ ",
                                      "  | _| _||_||_ |_   ||_||_|",
                                      "  ||_  _|  | _||_|  ||_| _|"
 };
+
+/*
+ *test list
+ *1) check strings with single digit 0
+ *2) check strings with single digit 1
+ *...
+ *10) check strings with single digit 9
+ *11) check incorrect symbol
+ *11) check 9 similar symbols
+ *12) check 9 random symbols
+ *13) acceptance test
+ */
+
+int ConvertDigit(const Digit &digit)
+{
+    std::string high = digit.lines[0];
+    std::string mid = digit.lines[1];
+    std::string low = digit.lines[2];
+
+    int mask = high.at(1) == '_' ? 1 : 0;
+    mask += mid.at(0) == '|' ? 2 : 0;
+    mask += mid.at(1) == '_' ? 4 : 0;
+    mask += mid.at(2) == '|' ? 8 : 0;
+    mask += low.at(0) == '|' ? 16 : 0;
+
+    // 1 - 01000 - 8
+    // 2 - 11101 - 29
+    // 3 - 01101 - 13
+    // 4 - 01110 - 14
+    // 5 - 00111 - 7
+    // 6 - 10111 - 23
+    // 7 - 01001 - 9
+    // 8 - 11111 - 31
+    // 9 - 01111 - 15
+    // 0 - 11011 - 27
+
+    switch(mask)
+    {
+    case 8:
+        return 1;
+    case 29:
+        return 2;
+    case 13:
+        return 3;
+    case 14:
+        return 4;
+    case 7:
+        return 5;
+    case 23:
+        return 6;
+    case 9:
+        return 7;
+    case 31:
+        return 8;
+    case 15:
+        return 9;
+    case 27:
+        return 0;
+
+    default:
+        return mask;
+    }
+}
+
+TEST(BankOCR, CheckDigitZero)
+{
+    ASSERT_EQ(0, ConvertDigit(s_digit0));
+}
+
+TEST(BankOCR, CheckDigitOne)
+{
+    ASSERT_EQ(1, ConvertDigit(s_digit1));
+}
+
+TEST(BankOCR, CheckDigitTwo)
+{
+    ASSERT_EQ(2, ConvertDigit(s_digit2));
+}
+
+TEST(BankOCR, CheckDigitThree)
+{
+    ASSERT_EQ(3, ConvertDigit(s_digit3));
+}
+
+TEST(BankOCR, CheckDigitFour)
+{
+    ASSERT_EQ(4, ConvertDigit(s_digit4));
+}
+
+TEST(BankOCR, CheckDigitFive)
+{
+    ASSERT_EQ(5, ConvertDigit(s_digit5));
+}
+
+TEST(BankOCR, CheckDigitSix)
+{
+    ASSERT_EQ(6, ConvertDigit(s_digit6));
+}
+
+TEST(BankOCR, CheckDigitSeven)
+{
+    ASSERT_EQ(7, ConvertDigit(s_digit7));
+}
+
+TEST(BankOCR, CheckDigitEight)
+{
+    ASSERT_EQ(8, ConvertDigit(s_digit8));
+}
+
+TEST(BankOCR, CheckDigitNine)
+{
+    ASSERT_EQ(9, ConvertDigit(s_digit9));
+}