South Africa’s minister of mineral resources and energy, Gwede Mantashe, has tested positive for Covid-19.

Mr Mantashe and his wife, who has also tested positive, are in isolation. The minister will continue to work from home, a statement from the cabinet said.

This was the third test Mr Mantashe had taken since the outbreak of the coronavirus pandemic.

“The minister has directed all members of his private office in government to also test,” the statement said.

South Africa has confirmed about 287,000 coronavirus cases, according to the World Health Organisation, the highest on the continent.