public void InstallPUACharacters()
{
// Use ICU to check out existing/nonexisting character properties.
VerifyNonexistentChars();
Assert.IsTrue(Icu.IsCustomUse("E000"));
Assert.IsTrue(Icu.IsCustomUse("E001"));
Assert.IsFalse(Icu.IsCustomUse(kChar3S));
Assert.IsFalse(Icu.IsCustomUse("DDDDD"));
Assert.IsTrue(Icu.IsPrivateUse("E000"));
Assert.IsTrue(Icu.IsPrivateUse("E001"));
Assert.IsFalse(Icu.IsPrivateUse(kChar3S));
Assert.IsFalse(Icu.IsPrivateUse("DDDDD"));
Assert.IsTrue(Icu.IsValidCodepoint("E000"));
Assert.IsTrue(Icu.IsValidCodepoint("E001"));
Assert.IsTrue(Icu.IsValidCodepoint(kChar3S));
Assert.IsTrue(Icu.IsValidCodepoint("DDDDD"));
// Create our own CustomChars.xml file with test data in it, and install it.
CreateAndInstallOurCustomChars(m_sCustomCharsFile);
// Use ICU to check out the newly installed character properties.
VerifyNewlyCreatedChars();
}