min_test.go

Documentation: github.com/thoas/go-funk

     1  package funk
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/stretchr/testify/assert"
     7  )
     8  
     9  func TestMinWithArrayNumericInput(t *testing.T) {
    10  	//Test Data
    11  	d1 := []int{8, 3, 4, 44, 0}
    12  	n1 := []int{}
    13  	d2 := []int8{3, 3, 5, 9, 1}
    14  	n2 := []int8{}
    15  	d3 := []int16{4, 5, 4, 33, 2}
    16  	n3 := []int16{}
    17  	d4 := []int32{5, 3, 21, 15, 3}
    18  	n4 := []int32{}
    19  	d5 := []int64{9, 3, 9, 1, 2}
    20  	n5 := []int64{}
    21  	//Calls
    22  	r1 := MinInt(d1)
    23  	r2 := MinInt8(d2)
    24  	r3 := MinInt16(d3)
    25  	r4 := MinInt32(d4)
    26  	r5 := MinInt64(d5)
    27  	// Assertions
    28  	assert.Equal(t, int(0), r1, "It should return the min value in array")
    29  	assert.Panics(t, func() { MinInt(n1) }, "It should panic")
    30  	assert.Equal(t, int8(1), r2, "It should return the min value in array")
    31  	assert.Panics(t, func() { MinInt8(n2) }, "It should panic")
    32  	assert.Equal(t, int16(2), r3, "It should return the min value in array")
    33  	assert.Panics(t, func() { MinInt16(n3) }, "It should panic")
    34  	assert.Equal(t, int32(3), r4, "It should return the min value in array")
    35  	assert.Panics(t, func() { MinInt32(n4) }, "It should panic")
    36  	assert.Equal(t, int64(1), r5, "It should return the min value in array")
    37  	assert.Panics(t, func() { MinInt64(n5) }, "It should panic")
    38  
    39  }
    40  
    41  func TestMinWithArrayFloatInput(t *testing.T) {
    42  	//Test Data
    43  	d1 := []float64{2, 38.3, 4, 4.4, 4}
    44  	n1 := []float64{}
    45  	d2 := []float32{2.9, 1.3, 4.23, 4.4, 7.7}
    46  	n2 := []float32{}
    47  	//Calls
    48  	r1 := MinFloat64(d1)
    49  	r2 := MinFloat32(d2)
    50  	// Assertions
    51  	assert.Equal(t, float64(2), r1, "It should return the min value in array")
    52  	assert.Panics(t, func() { MinFloat64(n1) }, "It should panic")
    53  	assert.Equal(t, float32(1.3), r2, "It should return the min value in array")
    54  	assert.Panics(t, func() { MinFloat32(n2) }, "It should panic")
    55  }
    56  
    57  func TestMinWithArrayInputWithStrings(t *testing.T) {
    58  	//Test Data
    59  	d1 := []string{"abc", "abd", "cbd"}
    60  	d2 := []string{"abc", "abd", "abe"}
    61  	d3 := []string{"abc", "foo", " "}
    62  	d4 := []string{"abc", "abc", "aaa"}
    63  	n1 := []string{}
    64  	//Calls
    65  	r1 := MinString(d1)
    66  	r2 := MinString(d2)
    67  	r3 := MinString(d3)
    68  	r4 := MinString(d4)
    69  	// Assertions
    70  	assert.Equal(t, "abc", r1, "It should print cbd because its first char is min in the list")
    71  	assert.Equal(t, "abc", r2, "It should print abe because its first different char is min in the list")
    72  	assert.Equal(t, " ", r3, "It should print foo because its first different char is min in the list")
    73  	assert.Equal(t, "aaa", r4, "It should print abc because its first different char is min in the list")
    74  	assert.Panics(t, func() { MinString(n1) }, "It should panic")
    75  }
    76
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