stc.Insert(target, initialMin-1)
Ω(stc.MaxDistance()).Should(Equal(initialMin - 1))
stc.Insert(target, initialMin-1)
Ω(stc.MaxDistance()).Should(Equal(initialMin - 1))
})
})
})
})
Describe("Vote", func() {
var stc knnutilities.SortedTargetCollection
Context("When the collection is not empty", func() {
var target1, target2, target3 slice.Slice
BeforeEach(func() {
stc = knnutilities.NewKNNTargetCollection(5)
columnTypes, err := columntype.StringsToColumnTypes([]string{"1.0"})
Ω(err).ShouldNot(HaveOccurred())
raw1, err := columnTypes[0].PersistRawFromString("1.0")
Ω(err).ShouldNot(HaveOccurred())
raw2, err := columnTypes[0].PersistRawFromString("2.0")
Ω(err).ShouldNot(HaveOccurred())
raw3, err := columnTypes[0].PersistRawFromString("3.0")
Ω(err).ShouldNot(HaveOccurred())
rawValues := []float64{1.2, invalidColumn1RawValue, 0, col3val1raw, 4.9, 2.2}
s, err = slice.SliceFromRawValues(false, columnIndices, columnTypes, rawValues)
})
It("Returns an error", func() {
Ω(err).Should(HaveOccurred())
})
})
})
})
})
Describe("SliceFromRawValues and Equals", func() {
var columnTypes []columntype.ColumnType
var err error
var s1, s2 slice.Slice
Context("Given slices of different lengths", func() {
BeforeEach(func() {
columnTypes, err = columntype.StringsToColumnTypes([]string{"1.0", "1.0"})
Ω(err).ShouldNot(HaveOccurred())
})
It("returns false", func() {
s1, _ = slice.SliceFromRawValues(true, []int{}, columnTypes, []float64{0.0, 1.0})
s2, _ = slice.SliceFromRawValues(true, []int{0}, columnTypes, []float64{0.0, 1.0})
Ω(s1.Equals(s2)).Should(BeFalse())
})
})
