Added tests for char tools

Test/String__Replace_String.cpp

@@ -0,0 +1,170 @@
+#include <StringTools.h>
+#include "Catch2.h"
+
+// Tests that replacing something in an empty string returns an empty string
+TEST_CASE(__FILE__"/EmptyString", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "burger", "Subst");
+
+    // Verify
+    REQUIRE(out == "");
+    return;
+}
+
+// Tests that replacing a string to an empty string works
+TEST_CASE(__FILE__"/Single_ReplaceToEmpty", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Squarepants";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "Squarepants", "");
+
+    // Verify
+    REQUIRE(out == "");
+    return;
+}
+
+// Tests that replacing to a single char works
+TEST_CASE(__FILE__"/Single_ReplaceToSingleChar", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Squarepants";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "Squarepants", "i");
+
+    // Verify
+    REQUIRE(out == "i");
+    return;
+}
+
+// Tests that replacing to a single char works, passing a char
+TEST_CASE(__FILE__"/Single_ReplaceToSingleChar_AsChar", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Oilbanger";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "Oilbanger", 'i');
+
+    // Verify
+    REQUIRE(out == "i");
+    return;
+}
+
+// Tests that replacing the find to something longer works
+TEST_CASE(__FILE__"/Single_ReplaceToLonger", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "LittleDong";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "Dong", "Binger");
+
+    // Verify
+    REQUIRE(out == "LittleBinger");
+    return;
+}
+
+// Tests that replacing a string to an empty string works
+TEST_CASE(__FILE__"/Multiple_ReplaceToEmpty", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "The fucking dogs are fucking eating the fucking chicken.";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "fucking ", "");
+
+    // Verify
+    REQUIRE(out == "The dogs are eating the chicken.");
+    return;
+}
+
+// Tests that replacing to a single char works
+TEST_CASE(__FILE__"/Multiple_ReplaceToSingleChar", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Oilbsmearynger, Bsmearyngerfsmearynger, Lsmearyttle brsmearyttle osmearyly sksmearyttle.";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "smeary", "i");
+
+    // Verify
+    REQUIRE(out == "Oilbinger, Bingerfinger, Little brittle oily skittle.");
+    return;
+}
+
+// Tests that replacing to a single char works, passing a char
+TEST_CASE(__FILE__"/Multiple_ReplaceToSingleChar_AsChar", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Oilbsmearynger, Bsmearyngerfsmearynger, Lsmearyttle brsmearyttle osmearyly sksmearyttle.";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "smeary", 'i');
+
+    // Verify
+    REQUIRE(out == "Oilbinger, Bingerfinger, Little brittle oily skittle.");
+    return;
+}
+
+// Tests that replacing the find to something longer works
+TEST_CASE(__FILE__"/Multiple_ReplaceToLonger", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "honk honk honk honk honk honk honk honk";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "honk", "hallery");
+
+    // Verify
+    REQUIRE(out == "hallery hallery hallery hallery hallery hallery hallery hallery");
+    return;
+}
+
+// Tests that the replacer ignores chars put in by the replacer
+TEST_CASE(__FILE__"/ReplacerIgnoresReplaced", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "honk honk honk honk honk honk honk honk";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "honk", "honka");
+
+    // Verify
+    REQUIRE(out == "honka honka honka honka honka honka honka honka");
+    return;
+}
+
+// Tests that replacing successive findings works
+TEST_CASE(__FILE__"/Replace_Successive", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "honkhonkhonkhonkhonkhonkhonkhonk";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "honk", "hallery");
+
+    // Verify
+    REQUIRE(out == "halleryhalleryhalleryhalleryhalleryhalleryhalleryhallery");
+    return;
+}
+
+// Tests that if find.length() == 0, it returns just the input
+TEST_CASE(__FILE__"/Find_Length0_Returns_Input", "[Strings][ReplaceString]")
+{
+    // Setup
+    const std::string in = "Littled";
+
+    // Exercise
+    const std::string out = StringTools::Replace(in, "", "binger");
+
+        // Verify
+        REQUIRE(out == "Littled");
+    return;
+}