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package scopes_test
import (
. "gopkg.in/check.v1"
"launchpad.net/go-unityscopes/v1"
)
func (s *S) TestColumnLayout(c *C) {
layout := scopes.NewColumnLayout(3)
c.Check(layout.Size(), Equals, 0)
c.Check(layout.NumberOfColumns(), Equals, 3)
err := layout.AddColumn("widget_1", "widget_2")
c.Assert(err, IsNil)
c.Check(layout.Size(), Equals, 1)
c.Check(layout.NumberOfColumns(), Equals, 3)
col, err := layout.Column(0)
c.Assert(err, IsNil)
c.Check(len(col), Equals, 2)
c.Check(col, DeepEquals, []string{"widget_1", "widget_2"})
// add another column
err = layout.AddColumn("widget_3", "widget_4", "widget_5")
c.Assert(err, IsNil)
col, err = layout.Column(1)
c.Assert(err, IsNil)
c.Check(len(col), Equals, 3)
c.Check(col, DeepEquals, []string{"widget_3", "widget_4", "widget_5"})
// check for a bad column
_, err = layout.Column(2)
c.Assert(err, Not(Equals), nil)
// now add the last column
err = layout.AddColumn("widget_6")
c.Assert(err, IsNil)
col, err = layout.Column(2)
c.Assert(err, IsNil)
c.Check(len(col), Equals, 1)
c.Check(col[0], Equals, "widget_6")
// try to add more columns ... should obtain an error
err = layout.AddColumn("widget_3", "widget_4", "widget_5")
c.Assert(err, Not(Equals), nil)
// check size again
c.Check(layout.Size(), Equals, 3)
c.Check(layout.NumberOfColumns(), Equals, 3)
// check empty list
layout1col := scopes.NewColumnLayout(1)
err = layout1col.AddColumn()
c.Check(err, IsNil)
}
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