So i started chatting this girl on insta, she clearly likes to talk dirty (sometimes). But she backs away from dirty talk right when things start to take off. Like she said "im naughty elsewhere, blablabla boobs, vagina blablabla" when i tell her how i wanna touch them, she tells me to stop talking too dirty. when i ask for her bra size she wont tell. She wont even send a simple picture of her face. She usually teases me about how she loves some instagram celebrity guy. I try to ignore that but for how long? When i get frustrated and stop talking to her for a few days, she sends a voicemail singing to me. Is she testing me, am i doing something wrong?

TL;DR : girl playing hard to get, dont know how to deal with her strange behavoir, dont know if she's testing or im doing something wrong.