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version_test.go
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version_test.go
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package version
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNewVersion(t *testing.T) {
tests := []struct {
name string
ver string
wantErr bool
}{
{
name: "happy path",
ver: "1.2.3",
},
{
name: "happy path with pre suffix",
ver: "1.2.3_alpha1",
},
{
name: "happy path with post suffix",
ver: "1.2.3-r1",
},
{
name: "happy path with 2 pre suffixes",
ver: "0.1.0_alpha_pre2",
},
{
name: "happy path with alphabets",
ver: "1.0b",
},
{
name: "sad path",
ver: "1.0bc",
wantErr: true,
},
{
name: "invalid symbol",
ver: "1.0!",
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
_, err := NewVersion(tt.ver)
if (err != nil) != tt.wantErr {
assert.Equal(t, tt.wantErr, err)
}
})
}
}
func TestVersion_Compare(t *testing.T) {
for _, tt := range cases {
t.Run(tt.v1+" vs "+tt.v2, func(t *testing.T) {
a, _ := NewVersion(tt.v1)
b, _ := NewVersion(tt.v2)
got := a.Compare(b)
var expected int
switch tt.expected {
case ">":
expected = apkVersionGreater
case "<":
expected = apkVersionLess
case "=":
expected = apkVersionEqual
default:
require.Fail(t, "unknown symbol: %s", tt.expected)
}
assert.Equal(t, expected, got)
})
}
}
func TestVersion_CompareMultipleTimes(t *testing.T) {
a, _ := NewVersion("1.2.3")
b, _ := NewVersion("1.2.3")
got := a.Compare(b)
assert.Equal(t, 0, got)
b, _ = NewVersion("1.2.3_pre1")
got = a.Compare(b)
assert.True(t, got > 0)
b, _ = NewVersion("1.2.3-r1")
got = a.Compare(b)
assert.True(t, got < 0)
}
func TestVersion_Equal(t *testing.T) {
for _, tt := range cases {
t.Run(tt.v1+" is equal to "+tt.v2, func(t *testing.T) {
a, _ := NewVersion(tt.v1)
b, _ := NewVersion(tt.v2)
got := a.Equal(b)
var expected bool
switch tt.expected {
case ">", "<":
expected = false
case "=":
expected = true
default:
require.Fail(t, "unknown symbol: %s", tt.expected)
}
assert.Equal(t, expected, got)
})
}
}
func TestVersion_GreaterThan(t *testing.T) {
for _, tt := range cases {
t.Run(tt.v1+" is greater than "+tt.v2, func(t *testing.T) {
a, _ := NewVersion(tt.v1)
b, _ := NewVersion(tt.v2)
got := a.GreaterThan(b)
var expected bool
switch tt.expected {
case "<", "=":
expected = false
case ">":
expected = true
default:
require.Fail(t, "unknown symbol: %s", tt.expected)
}
assert.Equal(t, expected, got)
})
}
}
func TestVersion_LessThan(t *testing.T) {
for _, tt := range cases {
t.Run(tt.v1+" is less than "+tt.v2, func(t *testing.T) {
a, _ := NewVersion(tt.v1)
b, _ := NewVersion(tt.v2)
got := a.LessThan(b)
var expected bool
switch tt.expected {
case ">", "=":
expected = false
case "<":
expected = true
default:
require.Fail(t, "unknown symbol: %s", tt.expected)
}
assert.Equal(t, expected, got)
})
}
}