72 lines
2.7 KiB
Go
72 lines
2.7 KiB
Go
package d2grid_test
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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"oss.terrastruct.com/d2/d2graph"
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"oss.terrastruct.com/d2/d2layouts/d2grid"
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)
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func TestGenLayout(t *testing.T) {
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objects := []*d2graph.Object{
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{ID: "1"},
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{ID: "2"},
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{ID: "3"},
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{ID: "4"},
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{ID: "5"},
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{ID: "6"},
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{ID: "7"},
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{ID: "8"},
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}
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var cutIndices []int
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var layout [][]*d2graph.Object
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cutIndices = []int{0}
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layout = d2grid.GenLayout(objects, cutIndices)
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fmt.Printf("layout %v\n", len(layout))
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 2 rows from 1 cut")
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assert.Equalf(t, 1, len(layout[0]), "expected first row to be 1 object")
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assert.Equalf(t, 7, len(layout[1]), "expected second row to be 7 objects")
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assert.Equalf(t, objects[0].ID, layout[0][0].ID, "expected first object to be 1")
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cutIndices = []int{6}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 2 rows from 1 cut")
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assert.Equalf(t, 7, len(layout[0]), "expected first row to be 7 objects")
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assert.Equalf(t, 1, len(layout[1]), "expected second row to be 1 object")
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cutIndices = []int{0, 6}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 3 rows from 2 cuts")
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assert.Equalf(t, 1, len(layout[0]), "expected first row to be 1 objects")
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assert.Equalf(t, 6, len(layout[1]), "expected second row to be 6 objects")
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assert.Equalf(t, 1, len(layout[2]), "expected second row to be 1 object")
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cutIndices = []int{1, 5}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 3 rows from 2 cuts")
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assert.Equalf(t, 2, len(layout[0]), "expected first row to be 2 objects")
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assert.Equalf(t, 4, len(layout[1]), "expected second row to be 6 objects")
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assert.Equalf(t, 2, len(layout[2]), "expected second row to be 2 object")
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cutIndices = []int{5}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 2 rows from 1 cut")
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assert.Equalf(t, 6, len(layout[0]), "expected first row to be 6 objects")
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assert.Equalf(t, 2, len(layout[1]), "expected second row to be 2 object")
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cutIndices = []int{1}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 2 rows from 1 cut")
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assert.Equalf(t, 2, len(layout[0]), "expected first row to be 2 object")
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assert.Equalf(t, 6, len(layout[1]), "expected second row to be 6 objects")
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cutIndices = []int{0, 1, 2, 3, 4, 5, 6}
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layout = d2grid.GenLayout(objects, cutIndices)
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assert.Equalf(t, len(cutIndices)+1, len(layout), "expected 3 rows from 2 cuts")
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for i := range layout {
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assert.Equalf(t, 1, len(layout[i]), "expected row %d to be 1 object", i)
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}
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}
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