Test that WEBGL_lose_context functions do not crash after context has been lost.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

TEST COMPLETE: 31 PASS, 0 FAIL

Running test: loseMethod: loseContext, testedMethod: loseContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method loseContext.
Running test: loseMethod: loseContext, testedMethod: restoreContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method restoreContext.
Running test: loseMethod: manyContexts, testedMethod: loseContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method loseContext.
Running test: loseMethod: manyContexts, testedMethod: restoreContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method restoreContext.
Running test: loseMethod: gpuStatusFailure, testedMethod: loseContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method loseContext.
Running test: loseMethod: gpuStatusFailure, testedMethod: restoreContext
PASS Got webglcontextlost.
PASS gl.isContextLost() is true
PASS gl.getError() is gl.CONTEXT_LOST_WEBGL
PASS gl.getError() is gl.NO_ERROR
PASS Did not crash on tested method restoreContext.
PASS successfullyParsed is true

TEST COMPLETE