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lazygit/pkg/utils/utils_test.go
Jesse Duffield 2e1344f611 fix specs
2020-02-15 08:47:36 +11:00

576 lines
9.5 KiB
Go

package utils
import (
"testing"
"github.com/stretchr/testify/assert"
)
// TestSplitLines is a function.
func TestSplitLines(t *testing.T) {
type scenario struct {
multilineString string
expected []string
}
scenarios := []scenario{
{
"",
[]string{},
},
{
"\n",
[]string{},
},
{
"hello world !\nhello universe !\n",
[]string{
"hello world !",
"hello universe !",
},
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, SplitLines(s.multilineString))
}
}
// TestWithPadding is a function.
func TestWithPadding(t *testing.T) {
type scenario struct {
str string
padding int
expected string
}
scenarios := []scenario{
{
"hello world !",
1,
"hello world !",
},
{
"hello world !",
14,
"hello world ! ",
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, WithPadding(s.str, s.padding))
}
}
// TestTrimTrailingNewline is a function.
func TestTrimTrailingNewline(t *testing.T) {
type scenario struct {
str string
expected string
}
scenarios := []scenario{
{
"hello world !\n",
"hello world !",
},
{
"hello world !",
"hello world !",
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, TrimTrailingNewline(s.str))
}
}
// TestNormalizeLinefeeds is a function.
func TestNormalizeLinefeeds(t *testing.T) {
type scenario struct {
byteArray []byte
expected []byte
}
var scenarios = []scenario{
{
// \r\n
[]byte{97, 115, 100, 102, 13, 10},
[]byte{97, 115, 100, 102, 10},
},
{
// bash\r\nblah
[]byte{97, 115, 100, 102, 13, 10, 97, 115, 100, 102},
[]byte{97, 115, 100, 102, 10, 97, 115, 100, 102},
},
{
// \r
[]byte{97, 115, 100, 102, 13},
[]byte{97, 115, 100, 102},
},
{
// \n
[]byte{97, 115, 100, 102, 10},
[]byte{97, 115, 100, 102, 10},
},
}
for _, s := range scenarios {
assert.EqualValues(t, string(s.expected), NormalizeLinefeeds(string(s.byteArray)))
}
}
// TestResolvePlaceholderString is a function.
func TestResolvePlaceholderString(t *testing.T) {
type scenario struct {
templateString string
arguments map[string]string
expected string
}
scenarios := []scenario{
{
"",
map[string]string{},
"",
},
{
"hello",
map[string]string{},
"hello",
},
{
"hello {{arg}}",
map[string]string{},
"hello {{arg}}",
},
{
"hello {{arg}}",
map[string]string{"arg": "there"},
"hello there",
},
{
"hello",
map[string]string{"arg": "there"},
"hello",
},
{
"{{nothing}}",
map[string]string{"nothing": ""},
"",
},
{
"{{}} {{ this }} { should not throw}} an {{{{}}}} error",
map[string]string{
"blah": "blah",
"this": "won't match",
},
"{{}} {{ this }} { should not throw}} an {{{{}}}} error",
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, ResolvePlaceholderString(s.templateString, s.arguments))
}
}
// TestDisplayArraysAligned is a function.
func TestDisplayArraysAligned(t *testing.T) {
type scenario struct {
input [][]string
expected bool
}
scenarios := []scenario{
{
[][]string{{"", ""}, {"", ""}},
true,
},
{
[][]string{{""}, {"", ""}},
false,
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, displayArraysAligned(s.input))
}
}
type myDisplayable struct {
strings []string
}
type myStruct struct{}
// GetDisplayStrings is a function.
func (d *myDisplayable) GetDisplayStrings(isFocused bool) []string {
if isFocused {
return append(d.strings, "blah")
}
return d.strings
}
// TestGetDisplayStringArrays is a function.
func TestGetDisplayStringArrays(t *testing.T) {
type scenario struct {
input []Displayable
isFocused bool
expected [][]string
}
scenarios := []scenario{
{
[]Displayable{
Displayable(&myDisplayable{[]string{"a", "b"}}),
Displayable(&myDisplayable{[]string{"c", "d"}}),
},
false,
[][]string{{"a", "b"}, {"c", "d"}},
},
{
[]Displayable{
Displayable(&myDisplayable{[]string{"a", "b"}}),
Displayable(&myDisplayable{[]string{"c", "d"}}),
},
true,
[][]string{{"a", "b", "blah"}, {"c", "d", "blah"}},
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, getDisplayStringArrays(s.input, s.isFocused))
}
}
// TestRenderDisplayableList is a function.
func TestRenderDisplayableList(t *testing.T) {
type scenario struct {
input []Displayable
isFocused bool
expectedString string
expectedErrorMessage string
}
scenarios := []scenario{
{
[]Displayable{
Displayable(&myDisplayable{[]string{}}),
Displayable(&myDisplayable{[]string{}}),
},
false,
"\n",
"",
},
{
[]Displayable{
Displayable(&myDisplayable{[]string{"aa", "b"}}),
Displayable(&myDisplayable{[]string{"c", "d"}}),
},
false,
"aa b\nc d",
"",
},
{
[]Displayable{
Displayable(&myDisplayable{[]string{"a"}}),
Displayable(&myDisplayable{[]string{"b", "c"}}),
},
false,
"a \nb c",
"",
},
{
[]Displayable{
Displayable(&myDisplayable{[]string{"a"}}),
Displayable(&myDisplayable{[]string{"b"}}),
},
true,
"a blah\nb blah",
"",
},
}
for _, s := range scenarios {
str, err := renderDisplayableList(s.input, s.isFocused)
assert.EqualValues(t, s.expectedString, str)
if s.expectedErrorMessage != "" {
assert.EqualError(t, err, s.expectedErrorMessage)
} else {
assert.NoError(t, err)
}
}
}
// TestRenderList is a function.
func TestRenderList(t *testing.T) {
type scenario struct {
input interface{}
isFocused bool
expectedString string
expectedErrorMessage string
}
scenarios := []scenario{
{
[]*myDisplayable{
{[]string{"aa", "b"}},
{[]string{"c", "d"}},
},
false,
"aa b\nc d",
"",
},
{
[]*myStruct{
{},
{},
},
false,
"",
"item does not implement the Displayable interface",
},
{
&myStruct{},
false,
"",
"RenderList given a non-slice type",
},
{
[]*myDisplayable{
{[]string{"a"}},
},
true,
"a blah",
"",
},
}
for _, s := range scenarios {
str, err := RenderList(s.input, s.isFocused)
assert.EqualValues(t, s.expectedString, str)
if s.expectedErrorMessage != "" {
assert.EqualError(t, err, s.expectedErrorMessage)
} else {
assert.NoError(t, err)
}
}
}
// TestGetPaddedDisplayStrings is a function.
func TestGetPaddedDisplayStrings(t *testing.T) {
type scenario struct {
stringArrays [][]string
padWidths []int
expected []string
}
scenarios := []scenario{
{
[][]string{{"a", "b"}, {"c", "d"}},
[]int{1},
[]string{"a b", "c d"},
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, getPaddedDisplayStrings(s.stringArrays, s.padWidths))
}
}
// TestGetPadWidths is a function.
func TestGetPadWidths(t *testing.T) {
type scenario struct {
stringArrays [][]string
expected []int
}
scenarios := []scenario{
{
[][]string{{""}, {""}},
[]int{},
},
{
[][]string{{"a"}, {""}},
[]int{},
},
{
[][]string{{"aa", "b", "ccc"}, {"c", "d", "e"}},
[]int{2, 1},
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, getPadWidths(s.stringArrays))
}
}
// TestMin is a function.
func TestMin(t *testing.T) {
type scenario struct {
a int
b int
expected int
}
scenarios := []scenario{
{
1,
1,
1,
},
{
1,
2,
1,
},
{
2,
1,
1,
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, Min(s.a, s.b))
}
}
// TestIncludesString is a function.
func TestIncludesString(t *testing.T) {
type scenario struct {
list []string
element string
expected bool
}
scenarios := []scenario{
{
[]string{"a", "b"},
"a",
true,
},
{
[]string{"a", "b"},
"c",
false,
},
{
[]string{"a", "b"},
"",
false,
},
{
[]string{""},
"",
true,
},
}
for _, s := range scenarios {
assert.EqualValues(t, s.expected, IncludesString(s.list, s.element))
}
}
func TestNextIndex(t *testing.T) {
type scenario struct {
testName string
list []int
element int
expected int
}
scenarios := []scenario{
{
// I'm not really fussed about how it behaves here
"no elements",
[]int{},
1,
-1,
},
{
"one element",
[]int{1},
1,
0,
},
{
"two elements",
[]int{1, 2},
1,
1,
},
{
"two elements, giving second one",
[]int{1, 2},
2,
1,
},
{
"three elements, giving second one",
[]int{1, 2, 3},
2,
2,
},
}
for _, s := range scenarios {
t.Run(s.testName, func(t *testing.T) {
assert.EqualValues(t, s.expected, NextIndex(s.list, s.element))
})
}
}
func TestPrevIndex(t *testing.T) {
type scenario struct {
testName string
list []int
element int
expected int
}
scenarios := []scenario{
{
// I'm not really fussed about how it behaves here
"no elements",
[]int{},
1,
0,
},
{
"one element",
[]int{1},
1,
0,
},
{
"two elements",
[]int{1, 2},
1,
0,
},
{
"three elements, giving second one",
[]int{1, 2, 3},
2,
0,
},
}
for _, s := range scenarios {
t.Run(s.testName, func(t *testing.T) {
assert.EqualValues(t, s.expected, PrevIndex(s.list, s.element))
})
}
}
func TestAsJson(t *testing.T) {
type myStruct struct {
a string
}
output := AsJson(&myStruct{a: "foo"})
// no idea why this is returning empty hashes but it's works in the app ¯\_(ツ)_/¯
assert.EqualValues(t, "{}", output)
}