legacy/tests/_phaseb_stage

• pass_chan_close_propagation/
• pass_chan_int32_roundtrip/
• pass_chan_select/
• pass_chan_select_multi/
• pass_chan_slice/
• pass_chan_stress/
• pass_chan_struct_roundtrip/
• slice/
• stress/
• test1/
• test2/
• test3/
• testmulti/
• testsel/