func assertEnvHasBlock(c *gc.C, st *state.State, t state.BlockType, msg string) {
dBlock, found, err := st.GetBlockForType(t)
c.Assert(err, jc.ErrorIsNil)
c.Assert(found, jc.IsTrue)
c.Assert(dBlock, gc.NotNil)
c.Assert(dBlock.Type(), gc.DeepEquals, t)
tag, err := dBlock.Tag()
c.Assert(err, jc.ErrorIsNil)
c.Assert(tag, gc.DeepEquals, st.ModelTag())
c.Assert(dBlock.Message(), gc.DeepEquals, msg)
}
func (s *blockSuite) assertModelHasBlock(c *gc.C, st *state.State, t state.BlockType, msg string) {
block, found, err := st.GetBlockForType(t)
c.Assert(err, jc.ErrorIsNil)
c.Assert(found, jc.IsTrue)
c.Assert(block, gc.NotNil)
c.Assert(block.Type(), gc.Equals, t)
tag, err := block.Tag()
c.Assert(err, jc.ErrorIsNil)
c.Assert(tag, gc.Equals, st.ModelTag())
c.Assert(block.Message(), gc.Equals, msg)
}