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lo/tuples_test.go

578 lines
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package lo
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestT(t *testing.T) {
t.Parallel()
is := assert.New(t)
r1 := T2("a", 1)
r2 := T3[string, int, float32]("b", 2, 3.0)
r3 := T4[string, int, float32]("c", 3, 4.0, true)
r4 := T5[string, int, float32]("d", 4, 5.0, false, "e")
r5 := T6[string, int, float32]("f", 5, 6.0, true, "g", 7)
r6 := T7[string, int, float32]("h", 6, 7.0, false, "i", 8, 9.0)
r7 := T8[string, int, float32]("j", 7, 8.0, true, "k", 9, 10.0, false)
r8 := T9[string, int, float32]("l", 8, 9.0, false, "m", 10, 11.0, true, "n")
is.Equal(Tuple2[string, int]{A: "a", B: 1}, r1)
is.Equal(Tuple3[string, int, float32]{A: "b", B: 2, C: 3.0}, r2)
is.Equal(Tuple4[string, int, float32, bool]{A: "c", B: 3, C: 4.0, D: true}, r3)
is.Equal(Tuple5[string, int, float32, bool, string]{A: "d", B: 4, C: 5.0, D: false, E: "e"}, r4)
is.Equal(Tuple6[string, int, float32, bool, string, int]{A: "f", B: 5, C: 6.0, D: true, E: "g", F: 7}, r5)
is.Equal(Tuple7[string, int, float32, bool, string, int, float64]{A: "h", B: 6, C: 7.0, D: false, E: "i", F: 8, G: 9.0}, r6)
is.Equal(Tuple8[string, int, float32, bool, string, int, float64, bool]{A: "j", B: 7, C: 8.0, D: true, E: "k", F: 9, G: 10.0, H: false}, r7)
is.Equal(Tuple9[string, int, float32, bool, string, int, float64, bool, string]{A: "l", B: 8, C: 9.0, D: false, E: "m", F: 10, G: 11.0, H: true, I: "n"}, r8)
}
func TestUnpack(t *testing.T) {
t.Parallel()
is := assert.New(t)
{
tuple := Tuple2[string, int]{"a", 1}
r1, r2 := Unpack2(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
r1, r2 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
}
{
tuple := Tuple3[string, int, float64]{"a", 1, 1.0}
r1, r2, r3 := Unpack3(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
r1, r2, r3 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
}
{
tuple := Tuple4[string, int, float64, bool]{"a", 1, 1.0, true}
r1, r2, r3, r4 := Unpack4(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
r1, r2, r3, r4 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
}
{
tuple := Tuple5[string, int, float64, bool, string]{"a", 1, 1.0, true, "b"}
r1, r2, r3, r4, r5 := Unpack5(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
r1, r2, r3, r4, r5 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
}
{
tuple := Tuple6[string, int, float64, bool, string, int]{"a", 1, 1.0, true, "b", 2}
r1, r2, r3, r4, r5, r6 := Unpack6(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
r1, r2, r3, r4, r5, r6 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
}
{
tuple := Tuple7[string, int, float64, bool, string, int, float64]{"a", 1, 1.0, true, "b", 2, 3.0}
r1, r2, r3, r4, r5, r6, r7 := Unpack7(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
r1, r2, r3, r4, r5, r6, r7 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
}
{
tuple := Tuple8[string, int, float64, bool, string, int, float64, bool]{"a", 1, 1.0, true, "b", 2, 3.0, true}
r1, r2, r3, r4, r5, r6, r7, r8 := Unpack8(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
is.True(r8)
r1, r2, r3, r4, r5, r6, r7, r8 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
is.True(r8)
}
{
tuple := Tuple9[string, int, float64, bool, string, int, float64, bool, string]{"a", 1, 1.0, true, "b", 2, 3.0, true, "c"}
r1, r2, r3, r4, r5, r6, r7, r8, r9 := Unpack9(tuple)
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
is.True(r8)
is.Equal("c", r9)
r1, r2, r3, r4, r5, r6, r7, r8, r9 = tuple.Unpack()
is.Equal("a", r1)
is.Equal(1, r2)
is.Equal(1.0, r3)
is.True(r4)
is.Equal("b", r5)
is.Equal(2, r6)
is.Equal(3.0, r7)
is.True(r8)
is.Equal("c", r9)
}
}
func TestZip(t *testing.T) {
t.Parallel()
is := assert.New(t)
r1 := Zip2(
[]string{"a", "b"},
[]int{1, 2},
)
r2 := Zip3(
[]string{"a", "b", "c"},
[]int{1, 2, 3},
[]int{4, 5, 6},
)
r3 := Zip4(
[]string{"a", "b", "c", "d"},
[]int{1, 2, 3, 4},
[]int{5, 6, 7, 8},
[]bool{true, true, true, true},
)
r4 := Zip5(
[]string{"a", "b", "c", "d", "e"},
[]int{1, 2, 3, 4, 5},
[]int{6, 7, 8, 9, 10},
[]bool{true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5},
)
r5 := Zip6(
[]string{"a", "b", "c", "d", "e", "f"},
[]int{1, 2, 3, 4, 5, 6},
[]int{7, 8, 9, 10, 11, 12},
[]bool{true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06},
)
r6 := Zip7(
[]string{"a", "b", "c", "d", "e", "f", "g"},
[]int{1, 2, 3, 4, 5, 6, 7},
[]int{8, 9, 10, 11, 12, 13, 14},
[]bool{true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07},
[]int8{1, 2, 3, 4, 5, 6, 7},
)
r7 := Zip8(
[]string{"a", "b", "c", "d", "e", "f", "g", "h"},
[]int{1, 2, 3, 4, 5, 6, 7, 8},
[]int{9, 10, 11, 12, 13, 14, 15, 16},
[]bool{true, true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08},
[]int8{1, 2, 3, 4, 5, 6, 7, 8},
[]int16{1, 2, 3, 4, 5, 6, 7, 8},
)
r8 := Zip9(
[]string{"a", "b", "c", "d", "e", "f", "g", "h", "i"},
[]int{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int{10, 11, 12, 13, 14, 15, 16, 17, 18},
[]bool{true, true, true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09},
[]int8{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int16{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int32{1, 2, 3, 4, 5, 6, 7, 8, 9},
)
is.Equal([]Tuple2[string, int]{
{A: "a", B: 1},
{A: "b", B: 2},
}, r1)
is.Equal([]Tuple3[string, int, int]{
{A: "a", B: 1, C: 4},
{A: "b", B: 2, C: 5},
{A: "c", B: 3, C: 6},
}, r2)
is.Equal([]Tuple4[string, int, int, bool]{
{A: "a", B: 1, C: 5, D: true},
{A: "b", B: 2, C: 6, D: true},
{A: "c", B: 3, C: 7, D: true},
{A: "d", B: 4, C: 8, D: true},
}, r3)
is.Equal([]Tuple5[string, int, int, bool, float32]{
{A: "a", B: 1, C: 6, D: true, E: 0.1},
{A: "b", B: 2, C: 7, D: true, E: 0.2},
{A: "c", B: 3, C: 8, D: true, E: 0.3},
{A: "d", B: 4, C: 9, D: true, E: 0.4},
{A: "e", B: 5, C: 10, D: true, E: 0.5},
}, r4)
is.Equal([]Tuple6[string, int, int, bool, float32, float64]{
{A: "a", B: 1, C: 7, D: true, E: 0.1, F: 0.01},
{A: "b", B: 2, C: 8, D: true, E: 0.2, F: 0.02},
{A: "c", B: 3, C: 9, D: true, E: 0.3, F: 0.03},
{A: "d", B: 4, C: 10, D: true, E: 0.4, F: 0.04},
{A: "e", B: 5, C: 11, D: true, E: 0.5, F: 0.05},
{A: "f", B: 6, C: 12, D: true, E: 0.6, F: 0.06},
}, r5)
is.Equal([]Tuple7[string, int, int, bool, float32, float64, int8]{
{A: "a", B: 1, C: 8, D: true, E: 0.1, F: 0.01, G: 1},
{A: "b", B: 2, C: 9, D: true, E: 0.2, F: 0.02, G: 2},
{A: "c", B: 3, C: 10, D: true, E: 0.3, F: 0.03, G: 3},
{A: "d", B: 4, C: 11, D: true, E: 0.4, F: 0.04, G: 4},
{A: "e", B: 5, C: 12, D: true, E: 0.5, F: 0.05, G: 5},
{A: "f", B: 6, C: 13, D: true, E: 0.6, F: 0.06, G: 6},
{A: "g", B: 7, C: 14, D: true, E: 0.7, F: 0.07, G: 7},
}, r6)
is.Equal([]Tuple8[string, int, int, bool, float32, float64, int8, int16]{
{A: "a", B: 1, C: 9, D: true, E: 0.1, F: 0.01, G: 1, H: 1},
{A: "b", B: 2, C: 10, D: true, E: 0.2, F: 0.02, G: 2, H: 2},
{A: "c", B: 3, C: 11, D: true, E: 0.3, F: 0.03, G: 3, H: 3},
{A: "d", B: 4, C: 12, D: true, E: 0.4, F: 0.04, G: 4, H: 4},
{A: "e", B: 5, C: 13, D: true, E: 0.5, F: 0.05, G: 5, H: 5},
{A: "f", B: 6, C: 14, D: true, E: 0.6, F: 0.06, G: 6, H: 6},
{A: "g", B: 7, C: 15, D: true, E: 0.7, F: 0.07, G: 7, H: 7},
{A: "h", B: 8, C: 16, D: true, E: 0.8, F: 0.08, G: 8, H: 8},
}, r7)
is.Equal([]Tuple9[string, int, int, bool, float32, float64, int8, int16, int32]{
{A: "a", B: 1, C: 10, D: true, E: 0.1, F: 0.01, G: 1, H: 1, I: 1},
{A: "b", B: 2, C: 11, D: true, E: 0.2, F: 0.02, G: 2, H: 2, I: 2},
{A: "c", B: 3, C: 12, D: true, E: 0.3, F: 0.03, G: 3, H: 3, I: 3},
{A: "d", B: 4, C: 13, D: true, E: 0.4, F: 0.04, G: 4, H: 4, I: 4},
{A: "e", B: 5, C: 14, D: true, E: 0.5, F: 0.05, G: 5, H: 5, I: 5},
{A: "f", B: 6, C: 15, D: true, E: 0.6, F: 0.06, G: 6, H: 6, I: 6},
{A: "g", B: 7, C: 16, D: true, E: 0.7, F: 0.07, G: 7, H: 7, I: 7},
{A: "h", B: 8, C: 17, D: true, E: 0.8, F: 0.08, G: 8, H: 8, I: 8},
{A: "i", B: 9, C: 18, D: true, E: 0.9, F: 0.09, G: 9, H: 9, I: 9},
}, r8)
}
func TestZipBy(t *testing.T) {
t.Parallel()
is := assert.New(t)
r1 := ZipBy2(
[]string{"a", "b"},
[]int{1, 2},
T2[string, int],
)
r2 := ZipBy3(
[]string{"a", "b", "c"},
[]int{1, 2, 3},
[]int{4, 5, 6},
T3[string, int, int],
)
r3 := ZipBy4(
[]string{"a", "b", "c", "d"},
[]int{1, 2, 3, 4},
[]int{5, 6, 7, 8},
[]bool{true, true, true, true},
T4[string, int, int, bool],
)
r4 := ZipBy5(
[]string{"a", "b", "c", "d", "e"},
[]int{1, 2, 3, 4, 5},
[]int{6, 7, 8, 9, 10},
[]bool{true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5},
T5[string, int, int, bool, float32],
)
r5 := ZipBy6(
[]string{"a", "b", "c", "d", "e", "f"},
[]int{1, 2, 3, 4, 5, 6},
[]int{7, 8, 9, 10, 11, 12},
[]bool{true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06},
T6[string, int, int, bool, float32, float64],
)
r6 := ZipBy7(
[]string{"a", "b", "c", "d", "e", "f", "g"},
[]int{1, 2, 3, 4, 5, 6, 7},
[]int{8, 9, 10, 11, 12, 13, 14},
[]bool{true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07},
[]int8{1, 2, 3, 4, 5, 6, 7},
T7[string, int, int, bool, float32, float64, int8],
)
r7 := ZipBy8(
[]string{"a", "b", "c", "d", "e", "f", "g", "h"},
[]int{1, 2, 3, 4, 5, 6, 7, 8},
[]int{9, 10, 11, 12, 13, 14, 15, 16},
[]bool{true, true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08},
[]int8{1, 2, 3, 4, 5, 6, 7, 8},
[]int16{1, 2, 3, 4, 5, 6, 7, 8},
T8[string, int, int, bool, float32, float64, int8, int16],
)
r8 := ZipBy9(
[]string{"a", "b", "c", "d", "e", "f", "g", "h", "i"},
[]int{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int{10, 11, 12, 13, 14, 15, 16, 17, 18},
[]bool{true, true, true, true, true, true, true, true, true},
[]float32{0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9},
[]float64{0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09},
[]int8{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int16{1, 2, 3, 4, 5, 6, 7, 8, 9},
[]int32{1, 2, 3, 4, 5, 6, 7, 8, 9},
T9[string, int, int, bool, float32, float64, int8, int16, int32],
)
is.Equal([]Tuple2[string, int]{
{A: "a", B: 1},
{A: "b", B: 2},
}, r1)
is.Equal([]Tuple3[string, int, int]{
{A: "a", B: 1, C: 4},
{A: "b", B: 2, C: 5},
{A: "c", B: 3, C: 6},
}, r2)
is.Equal([]Tuple4[string, int, int, bool]{
{A: "a", B: 1, C: 5, D: true},
{A: "b", B: 2, C: 6, D: true},
{A: "c", B: 3, C: 7, D: true},
{A: "d", B: 4, C: 8, D: true},
}, r3)
is.Equal([]Tuple5[string, int, int, bool, float32]{
{A: "a", B: 1, C: 6, D: true, E: 0.1},
{A: "b", B: 2, C: 7, D: true, E: 0.2},
{A: "c", B: 3, C: 8, D: true, E: 0.3},
{A: "d", B: 4, C: 9, D: true, E: 0.4},
{A: "e", B: 5, C: 10, D: true, E: 0.5},
}, r4)
is.Equal([]Tuple6[string, int, int, bool, float32, float64]{
{A: "a", B: 1, C: 7, D: true, E: 0.1, F: 0.01},
{A: "b", B: 2, C: 8, D: true, E: 0.2, F: 0.02},
{A: "c", B: 3, C: 9, D: true, E: 0.3, F: 0.03},
{A: "d", B: 4, C: 10, D: true, E: 0.4, F: 0.04},
{A: "e", B: 5, C: 11, D: true, E: 0.5, F: 0.05},
{A: "f", B: 6, C: 12, D: true, E: 0.6, F: 0.06},
}, r5)
is.Equal([]Tuple7[string, int, int, bool, float32, float64, int8]{
{A: "a", B: 1, C: 8, D: true, E: 0.1, F: 0.01, G: 1},
{A: "b", B: 2, C: 9, D: true, E: 0.2, F: 0.02, G: 2},
{A: "c", B: 3, C: 10, D: true, E: 0.3, F: 0.03, G: 3},
{A: "d", B: 4, C: 11, D: true, E: 0.4, F: 0.04, G: 4},
{A: "e", B: 5, C: 12, D: true, E: 0.5, F: 0.05, G: 5},
{A: "f", B: 6, C: 13, D: true, E: 0.6, F: 0.06, G: 6},
{A: "g", B: 7, C: 14, D: true, E: 0.7, F: 0.07, G: 7},
}, r6)
is.Equal([]Tuple8[string, int, int, bool, float32, float64, int8, int16]{
{A: "a", B: 1, C: 9, D: true, E: 0.1, F: 0.01, G: 1, H: 1},
{A: "b", B: 2, C: 10, D: true, E: 0.2, F: 0.02, G: 2, H: 2},
{A: "c", B: 3, C: 11, D: true, E: 0.3, F: 0.03, G: 3, H: 3},
{A: "d", B: 4, C: 12, D: true, E: 0.4, F: 0.04, G: 4, H: 4},
{A: "e", B: 5, C: 13, D: true, E: 0.5, F: 0.05, G: 5, H: 5},
{A: "f", B: 6, C: 14, D: true, E: 0.6, F: 0.06, G: 6, H: 6},
{A: "g", B: 7, C: 15, D: true, E: 0.7, F: 0.07, G: 7, H: 7},
{A: "h", B: 8, C: 16, D: true, E: 0.8, F: 0.08, G: 8, H: 8},
}, r7)
is.Equal([]Tuple9[string, int, int, bool, float32, float64, int8, int16, int32]{
{A: "a", B: 1, C: 10, D: true, E: 0.1, F: 0.01, G: 1, H: 1, I: 1},
{A: "b", B: 2, C: 11, D: true, E: 0.2, F: 0.02, G: 2, H: 2, I: 2},
{A: "c", B: 3, C: 12, D: true, E: 0.3, F: 0.03, G: 3, H: 3, I: 3},
{A: "d", B: 4, C: 13, D: true, E: 0.4, F: 0.04, G: 4, H: 4, I: 4},
{A: "e", B: 5, C: 14, D: true, E: 0.5, F: 0.05, G: 5, H: 5, I: 5},
{A: "f", B: 6, C: 15, D: true, E: 0.6, F: 0.06, G: 6, H: 6, I: 6},
{A: "g", B: 7, C: 16, D: true, E: 0.7, F: 0.07, G: 7, H: 7, I: 7},
{A: "h", B: 8, C: 17, D: true, E: 0.8, F: 0.08, G: 8, H: 8, I: 8},
{A: "i", B: 9, C: 18, D: true, E: 0.9, F: 0.09, G: 9, H: 9, I: 9},
}, r8)
}
func TestUnzip(t *testing.T) {
t.Parallel()
is := assert.New(t)
r1, r2 := Unzip2([]Tuple2[string, int]{{A: "a", B: 1}, {A: "b", B: 2}})
is.Equal([]string{"a", "b"}, r1)
is.Equal([]int{1, 2}, r2)
}
func TestUnzipBy(t *testing.T) {
t.Parallel()
is := assert.New(t)
r1, r2 := UnzipBy2([]Tuple2[string, int]{{A: "a", B: 1}, {A: "b", B: 2}}, func(i Tuple2[string, int]) (string, int) {
return i.A + i.A, i.B + i.B
})
is.Equal([]string{"aa", "bb"}, r1)
is.Equal([]int{2, 4}, r2)
}
func TestCrossJoin(t *testing.T) {
t.Parallel()
is := assert.New(t)
listOne := []string{"a", "b", "c"}
listTwo := []int{1, 2, 3}
emptyList := []any{}
mixedList := []any{9.6, 4, "foobar"}
results1 := CrossJoin2(emptyList, listTwo)
is.Empty(results1)
results2 := CrossJoin2(listOne, emptyList)
is.Empty(results2)
results3 := CrossJoin2(emptyList, emptyList)
is.Empty(results3)
results4 := CrossJoin2([]string{"a"}, listTwo)
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("a", 2), T2("a", 3)}, results4)
results5 := CrossJoin2(listOne, []int{1})
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("b", 1), T2("c", 1)}, results5)
results6 := CrossJoin2(listOne, listTwo)
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("a", 2), T2("a", 3), T2("b", 1), T2("b", 2), T2("b", 3), T2("c", 1), T2("c", 2), T2("c", 3)}, results6)
results7 := CrossJoin2(listOne, mixedList)
is.Equal([]Tuple2[string, any]{T2[string, any]("a", 9.6), T2[string, any]("a", 4), T2[string, any]("a", "foobar"), T2[string, any]("b", 9.6), T2[string, any]("b", 4), T2[string, any]("b", "foobar"), T2[string, any]("c", 9.6), T2[string, any]("c", 4), T2[string, any]("c", "foobar")}, results7)
}
func TestCrossJoinBy(t *testing.T) {
t.Parallel()
is := assert.New(t)
listOne := []string{"a", "b", "c"}
listTwo := []int{1, 2, 3}
emptyList := []any{}
mixedList := []any{9.6, 4, "foobar"}
results1 := CrossJoinBy2(emptyList, listTwo, T2[any, int])
is.Empty(results1)
results2 := CrossJoinBy2(listOne, emptyList, T2[string, any])
is.Empty(results2)
results3 := CrossJoinBy2(emptyList, emptyList, T2[any, any])
is.Empty(results3)
results4 := CrossJoinBy2([]string{"a"}, listTwo, T2[string, int])
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("a", 2), T2("a", 3)}, results4)
results5 := CrossJoinBy2(listOne, []int{1}, T2[string, int])
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("b", 1), T2("c", 1)}, results5)
results6 := CrossJoinBy2(listOne, listTwo, T2[string, int])
is.Equal([]Tuple2[string, int]{T2("a", 1), T2("a", 2), T2("a", 3), T2("b", 1), T2("b", 2), T2("b", 3), T2("c", 1), T2("c", 2), T2("c", 3)}, results6)
results7 := CrossJoinBy2(listOne, mixedList, T2[string, any])
is.Equal([]Tuple2[string, any]{T2[string, any]("a", 9.6), T2[string, any]("a", 4), T2[string, any]("a", "foobar"), T2[string, any]("b", 9.6), T2[string, any]("b", 4), T2[string, any]("b", "foobar"), T2[string, any]("c", 9.6), T2[string, any]("c", 4), T2[string, any]("c", "foobar")}, results7)
}
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