Integrate StringUtils::Multiply

Signed-off-by: Mei Chu <meimchu@gmail.com>

Author: meimchu

src/OpenColorIO/Op.cpp

@@ -4,8 +4,6 @@
 #include <cstring>
 #include <sstream>
 
-#include <pystring.h>
-
 #include <OpenColorIO/OpenColorIO.h>
 
 #include "Logging.h"
@@ -23,6 +21,7 @@
 #include "ops/lut1d/Lut1DOp.h"
 #include "ops/lut3d/Lut3DOp.h"
 #include "ops/range/RangeOp.h"
+#include "utils/StringUtils.h"
 
 namespace OCIO_NAMESPACE
 {
@@ -478,7 +477,7 @@ std::string SerializeOpVec(const OpRcPtrVec & ops, int indent)
     {
         const OpRcPtr & op = ops[idx];
 
-        oss << pystring::mul(" ", indent);
+        oss << StringUtils::Multiply(" ", indent);
         oss << "Op " << idx << ": " << *op << " ";
         oss << op->getCacheID();
 

tests/utils/StringUtils_tests.cpp

@@ -275,3 +275,16 @@ OCIO_ADD_TEST(StringUtils, remove_contain)
         OCIO_CHECK_ASSERT(!StringUtils::Contain(values, "2"));
     }
 }
+
+OCIO_ADD_TEST(StringUtils, multiply)
+{
+    constexpr char ref[]{"10.0 9. 1 er\t1e-5f"};
+
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(ref, 0), "");
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(ref, 1), "10.0 9. 1 er\t1e-5f");
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(ref, 2), "10.0 9. 1 er\t1e-5f10.0 9. 1 er\t1e-5f");
+
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(" ", 0), "");
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(" ", 1), " ");
+    OCIO_CHECK_EQUAL(StringUtils::Multiply(" ", 2), "  ");
+}