* Port Junit assert to Truth in `com.google.gson.stream`
* Port Junit assert to Truth in `com.google.gson.regression`
* Port Junit assert to Truth in `om.google.gson.reflect`
* Port Junit assert to Truth in `com.google.gson.metrics`
* Port Junit assert to Truth in `com.google.gson.internal`
* Port Junit assert to Truth in `com.google.gson.internal.sql`
* Port Junit assert to Truth in `com.google.gson.internal.reflect`
* Port Junit assert to Truth in `com.google.gson.internal.bind`
* Port Junit assert to Truth in `com.google.gson.internal.bind.util`
* Port Junit assert to Truth in `com.google.gson.functional`
* Replaces `List.of` with `Arrays.asList` to grant legacy
* Simplify `==` asserts
* Simplify `.contain()` asserts + Minor fixes
* Simplify asserts
Created a new class for character/char tests, PrimitiveCharacterTest. This is the start of breaking down PrimitiveTest into smaller chunks.
When MiniGson can not find a type adapter for a type, revised the message to say can't handle instead of can't serialize.