I believe the past tense of text should be texted, but pronounced with the 2nd "t" silent. I've checked quite a few dictionaries, and the word "texted" does not exist. Then I came across this one:

American Heritage Dictionary - Cite This Source text (těkst) Pronunciation Key
n.

The original words of something written or printed, as opposed to a paraphrase, translation, revision, or condensation.
The words of a speech appearing in print.
Words, as of a libretto, that are set to music in a composition.
Words treated as data by a computer.
The body of a printed work as distinct from headings and illustrative matter on a page or from front and back matter in a book.
One of the editions or forms of a written work: After examining all three manuscripts, he published a new text of the poem.
Something, such as a literary work or other cultural product, regarded as an object of critical analysis.
A passage from the Scriptures or another authoritative source chosen for the subject of a discourse or cited for support in argument.
A passage from a written work used as the starting point of a discussion.
A subject; a topic.
A textbook.

tr.v. text·ed, text·ing, texts

To send a text message to: She texted me when she arrived.
To communicate by text message: He texted that he would be late.

Now I'm really confused!