Y axis goes below 0 when min is set to 0 and dataset starts at 1

[shvelo]

Options:

{
  dimensions: {
    orders: {
      name: "Orders",
      type: 'line',
      label: true,
      axis: 'y'
    },
    income: {
      name: "Income",
      type: 'bar',
      label: true,
      axis: 'y2',
      postfix: ' GEL'
    },
    date: {
      name: "Date",
      axis: 'x',
      dataType: 'category'
    }
  },
  data: [{
    "date": new Date("2015-12-01T00:00:00.000Z"),
    "orders": 1,
    "income": 16
  }, {
    "date": new Date("2016-01-01T00:00:00.000Z"),
    "orders": 8,
    "income": 111
  }],
  chart: {
    size: {
      height: 500
    },
    data: {
      watchLimit: -1,
      labels: {
        // shows labels on data points
        format: function(v, id, i, j) {
          // ignore fields other than income
          if (id !== "income")
            return v;

          // hide income on hour view
          return tc.step !== "hour" ? v + " GEL" : undefined;
        }
      }
    },
    axis: {
      y: {
        label: "Orders",
        min: 0,
        padding: 0,
        tick: {
          format: d3.format('d')
        }
      },
      y2: {
        label: "Income"
      },
      x: {
        label: "Date",
        tick: {
          culling: {
            max: 25
          },
          width: '100%',
          rotate: 90,
          // formats data on X axis
          format: function(d) {
            var item = tc.options.data[d];
            switch (tc.step) {
              case "hour":
                return d3.time.format('%a %m/%d-%H:%M')(item.date);
              case "week":
                return d3.time.format('%Y <%W>-%b %a %m/%d')(item.date);
              case "month":
                console.log(item, d, tc.options.data);
                return d3.time.format('%Y %b')(item.date);
              case "day":
              default:
                return d3.time.format('%a %m/%d')(item.date);
            }
          }
        }
      }
    }
  }
}

JsFiddle

[maxklenk]

Hey @shvelo
the documentation of axis.y.min references the wrong usage of axis.y.padding. Please make sure you pass a object to padding:

y: {
  min: 0,
  padding: {
    bottom: 0
  }
}

http://c3js.org/reference.html#axis-y-padding