mirror of
https://github.com/duke-git/lancet.git
synced 2026-02-04 12:52:28 +08:00
1086 lines
23 KiB
Go
1086 lines
23 KiB
Go
package strutil
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import (
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"testing"
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"github.com/duke-git/lancet/v2/internal"
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)
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func TestCamelCase(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestCamelCase")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foobar", "foobar"},
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{"&FOO:BAR$BAZ", "fooBarBaz"},
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{"fooBar", "fooBar"},
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{"FOObar", "foObar"},
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{"$foo%", "foo"},
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{" $#$Foo 22 bar ", "foo22Bar"},
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{"Foo-#1😄$_%^&*(1bar", "foo11Bar"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, CamelCase(tt.input))
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}
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}
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func TestCapitalize(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestCapitalize")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"Foo", "Foo"},
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{"_foo", "_foo"},
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{"foobar", "Foobar"},
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{"fooBar", "Foobar"},
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{"foo Bar", "Foo bar"},
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{"foo-bar", "Foo-bar"},
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{"$foo%", "$foo%"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, Capitalize(tt.input))
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}
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}
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func TestKebabCase(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestKebabCase")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo-bar", "foo-bar"},
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{"--Foo---Bar-", "foo-bar"},
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{"Foo Bar-", "foo-bar"},
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{"foo_Bar", "foo-bar"},
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{"fooBar", "foo-bar"},
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{"FOOBAR", "foobar"},
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{"FOO_BAR", "foo-bar"},
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{"__FOO_BAR__", "foo-bar"},
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{"$foo@Bar", "foo-bar"},
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{" $#$Foo 22 bar ", "foo-22-bar"},
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{"Foo-#1😄$_%^&*(1bar", "foo-1-1-bar"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, KebabCase(tt.input))
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}
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}
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func TestUpperKebabCase(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestUpperKebabCase")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo-bar", "FOO-BAR"},
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{"--Foo---Bar-", "FOO-BAR"},
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{"Foo Bar-", "FOO-BAR"},
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{"foo_Bar", "FOO-BAR"},
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{"fooBar", "FOO-BAR"},
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{"FOOBAR", "FOOBAR"},
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{"FOO_BAR", "FOO-BAR"},
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{"__FOO_BAR__", "FOO-BAR"},
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{"$foo@Bar", "FOO-BAR"},
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{" $#$Foo 22 bar ", "FOO-22-BAR"},
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{"Foo-#1😄$_%^&*(1bar", "FOO-1-1-BAR"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, UpperKebabCase(tt.input))
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}
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}
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func TestSnakeCase(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestSnakeCase")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo-bar", "foo_bar"},
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{"--Foo---Bar-", "foo_bar"},
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{"Foo Bar-", "foo_bar"},
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{"foo_Bar", "foo_bar"},
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{"fooBar", "foo_bar"},
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{"FOOBAR", "foobar"},
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{"FOO_BAR", "foo_bar"},
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{"__FOO_BAR__", "foo_bar"},
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{"$foo@Bar", "foo_bar"},
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{" $#$Foo 22 bar ", "foo_22_bar"},
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{"Foo-#1😄$_%^&*(1bar", "foo_1_1_bar"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, SnakeCase(tt.input))
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}
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}
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func TestUpperSnakeCase(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestUpperSnakeCase")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo-bar", "FOO_BAR"},
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{"--Foo---Bar-", "FOO_BAR"},
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{"Foo Bar-", "FOO_BAR"},
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{"foo_Bar", "FOO_BAR"},
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{"fooBar", "FOO_BAR"},
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{"FOOBAR", "FOOBAR"},
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{"FOO_BAR", "FOO_BAR"},
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{"__FOO_BAR__", "FOO_BAR"},
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{"$foo@Bar", "FOO_BAR"},
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{" $#$Foo 22 bar ", "FOO_22_BAR"},
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{"Foo-#1😄$_%^&*(1bar", "FOO_1_1_BAR"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, UpperSnakeCase(tt.input))
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}
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}
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func TestUpperFirst(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestLowerFirst")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo", "Foo"},
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{"bAR", "BAR"},
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{"FOo", "FOo"},
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{"fOo大", "FOo大"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, UpperFirst(tt.input))
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}
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}
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func TestLowerFirst(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestLowerFirst")
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tests := []struct {
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input string
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expected string
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}{
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{"", ""},
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{"foo", "foo"},
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{"bAR", "bAR"},
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{"FOo", "fOo"},
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{"fOo大", "fOo大"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, LowerFirst(tt.input))
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}
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}
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func TestPad(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestPad")
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tests := []struct {
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input string
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padSize int
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padChar string
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expected string
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}{
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{"", 0, "", ""},
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{"a", 0, "", "a"},
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{"a", 1, "", "a"},
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{"a", 2, "", "a "},
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{"a", 1, "b", "a"},
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{"a", 2, "b", "ab"},
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{"abcd", 6, "m", "mabcdm"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, Pad(tt.input, tt.padSize, tt.padChar))
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}
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}
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func TestPadEnd(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestPadEnd")
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tests := []struct {
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input string
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padSize int
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padChar string
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expected string
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}{
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{"a", 2, " ", "a "},
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{"a", 1, "b", "a"},
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{"a", 2, "b", "ab"},
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{"abcd", 6, "mno", "abcdmn"},
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{"abcd", 6, "m", "abcdmm"},
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{"abcd", 6, "ab", "abcdab"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, PadEnd(tt.input, tt.padSize, tt.padChar))
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}
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}
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func TestPadStart(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestPadStart")
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tests := []struct {
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input string
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padSize int
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padChar string
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expected string
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}{
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{"a", 1, "b", "a"},
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{"a", 2, "b", "ba"},
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{"abcd", 6, "mno", "mnabcd"},
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{"abcd", 6, "m", "mmabcd"},
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{"abc", 6, "ab", "abaabc"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, PadStart(tt.input, tt.padSize, tt.padChar))
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}
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}
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func TestBefore(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestBefore")
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tests := []struct {
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input string
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char string
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expected string
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}{
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{"lancet", "", "lancet"},
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{"lancet", "lancet", ""},
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{"lancet", "abcdef", "lancet"},
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{"github.com/test/lancet", "/", "github.com"},
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{"github.com/test/lancet", "test", "github.com/"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, Before(tt.input, tt.char))
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}
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}
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func TestBeforeLast(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestBeforeLast")
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tests := []struct {
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input string
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char string
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expected string
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}{
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{"lancet", "", "lancet"},
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{"lancet", "lancet", ""},
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{"lancet", "abcdef", "lancet"},
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{"github.com/test/lancet", "/", "github.com/test"},
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{"github.com/test/test/lancet", "test", "github.com/test/"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, BeforeLast(tt.input, tt.char))
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}
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}
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func TestAfter(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestAfter")
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tests := []struct {
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input string
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char string
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expected string
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}{
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{"lancet", "", "lancet"},
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{"lancet", "lancet", ""},
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{"lancet", "abcdef", "lancet"},
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{"github.com/test/lancet", "/", "test/lancet"},
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{"github.com/test/lancet", "test", "/lancet"},
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}
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for _, tt := range tests {
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assert.Equal(tt.expected, After(tt.input, tt.char))
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}
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}
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func TestAfterLast(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestAfterLast")
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tests := []struct {
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input string
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char string
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expected string
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}{
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{"lancet", "", "lancet"},
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{"lancet", "lancet", ""},
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{"lancet", "abcdef", "lancet"},
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{"github.com/test/lancet", "/", "lancet"},
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{"github.com/test/test/lancet", "test", "/lancet"},
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}
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|
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for _, tt := range tests {
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assert.Equal(tt.expected, AfterLast(tt.input, tt.char))
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}
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}
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func TestIsString(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestIsString")
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tests := []struct {
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input interface{}
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expected bool
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}{
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{"lancet", true},
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{"", true},
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{1, false},
|
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{true, false},
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{[]string{}, false},
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}
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|
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for _, tt := range tests {
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assert.Equal(tt.expected, IsString(tt.input))
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}
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}
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func TestReverse(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestReverse")
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assert.Equal("cba", Reverse("abc"))
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assert.Equal("54321", Reverse("12345"))
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}
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func TestWrap(t *testing.T) {
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t.Parallel()
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assert := internal.NewAssert(t, "TestWrap")
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tests := []struct {
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input string
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wrapper string
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expected string
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}{
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{"", "", ""},
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{"ab", "", "ab"},
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{"ab", "*", "*ab*"},
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{"ab", "\"", "\"ab\""},
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{"ab", "'", "'ab'"},
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}
|
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|
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for _, tt := range tests {
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assert.Equal(tt.expected, Wrap(tt.input, tt.wrapper))
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}
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}
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|
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func TestUnwrap(t *testing.T) {
|
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t.Parallel()
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assert := internal.NewAssert(t, "TestUnwrap")
|
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assert.Equal("", Unwrap("", "*"))
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assert.Equal("ab", Unwrap("ab", ""))
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assert.Equal("ab", Unwrap("ab", "*"))
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assert.Equal("*ab*", Unwrap("**ab**", "*"))
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assert.Equal("ab", Unwrap("**ab**", "**"))
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assert.Equal("ab", Unwrap("\"ab\"", "\""))
|
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assert.Equal("*ab", Unwrap("*ab", "*"))
|
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assert.Equal("ab*", Unwrap("ab*", "*"))
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assert.Equal("*", Unwrap("***", "*"))
|
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|
||
assert.Equal("", Unwrap("**", "*"))
|
||
assert.Equal("***", Unwrap("***", "**"))
|
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assert.Equal("**", Unwrap("**", "**"))
|
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}
|
||
|
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func TestSplitEx(t *testing.T) {
|
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t.Parallel()
|
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|
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assert := internal.NewAssert(t, "TestSplitEx")
|
||
|
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assert.Equal([]string{}, SplitEx(" a b c ", "", true))
|
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|
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assert.Equal([]string{"", "a", "b", "c", ""}, SplitEx(" a b c ", " ", false))
|
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assert.Equal([]string{"a", "b", "c"}, SplitEx(" a b c ", " ", true))
|
||
|
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assert.Equal([]string{"a", "b", "c", ""}, SplitEx("a = b = c = ", " = ", false))
|
||
assert.Equal([]string{"a", "b", "c"}, SplitEx("a = b = c = ", " = ", true))
|
||
}
|
||
|
||
func TestSubstring(t *testing.T) {
|
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t.Parallel()
|
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|
||
assert := internal.NewAssert(t, "TestSubstring")
|
||
|
||
assert.Equal("bcd", Substring("abcde", 1, 3))
|
||
assert.Equal("bcde", Substring("abcde", 1, 5))
|
||
assert.Equal("e", Substring("abcde", -1, 3))
|
||
assert.Equal("de", Substring("abcde", -2, 2))
|
||
assert.Equal("de", Substring("abcde", -2, 3))
|
||
assert.Equal("你好", Substring("你好，欢迎你", 0, 2))
|
||
}
|
||
|
||
func TestSplitWords(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestSplitWords")
|
||
|
||
cases := map[string][]string{
|
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"a word": {"a", "word"},
|
||
"I'am a programmer": {"I'am", "a", "programmer"},
|
||
"a -b-c' 'd'e": {"a", "b-c'", "d'e"},
|
||
"你好，我是一名码农": nil,
|
||
"こんにちは，私はプログラマーです": nil,
|
||
}
|
||
|
||
for k, v := range cases {
|
||
assert.Equal(v, SplitWords(k))
|
||
}
|
||
}
|
||
|
||
func TestWordCount(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestSplitWords")
|
||
|
||
cases := map[string]int{
|
||
"a word": 2, // {"a", "word"},
|
||
"I'am a programmer": 3, // {"I'am", "a", "programmer"},
|
||
"a -b-c' 'd'e": 3, // {"a", "b-c'", "d'e"},
|
||
"你好，我是一名码农": 0, // nil,
|
||
"こんにちは，私はプログラマーです": 0, // nil,
|
||
}
|
||
|
||
for k, v := range cases {
|
||
assert.Equal(v, WordCount(k))
|
||
}
|
||
}
|
||
|
||
func TestRemoveNonPrintable(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestRemoveNonPrintable")
|
||
|
||
assert.Equal("hello world", RemoveNonPrintable("hello\u00a0 \u200bworld\n"))
|
||
assert.Equal("你好😄", RemoveNonPrintable("你好😄"))
|
||
}
|
||
|
||
func TestStringToBytes(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestStringToBytes")
|
||
|
||
bytes := StringToBytes("abc")
|
||
assert.Equal([]byte{'a', 'b', 'c'}, bytes)
|
||
assert.Equal(3, cap(bytes))
|
||
}
|
||
|
||
func TestBytesToString(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestBytesToString")
|
||
|
||
str := BytesToString([]byte{'a', 'b', 'c'})
|
||
assert.Equal("abc", str)
|
||
}
|
||
|
||
func TestIsBlank(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestIsBlank")
|
||
|
||
tests := []struct {
|
||
input string
|
||
expected bool
|
||
}{
|
||
{"", true},
|
||
{" ", true},
|
||
{"\t\v\f\n", true},
|
||
{"\t\v\f\nabc", false},
|
||
{"abc", false},
|
||
{" 中文", false},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, IsBlank(tt.input))
|
||
}
|
||
}
|
||
|
||
func TestIsNotBlank(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestIsBlank")
|
||
|
||
tests := []struct {
|
||
input string
|
||
expected bool
|
||
}{
|
||
{"", false},
|
||
{" ", false},
|
||
{"\t\v\f\n", false},
|
||
{"\t\v\f\nabc", true},
|
||
{"abc", true},
|
||
{" 中文", true},
|
||
{" world ", true},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, IsNotBlank(tt.input))
|
||
}
|
||
}
|
||
|
||
func TestHasPrefixAny(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestHasPrefixAny")
|
||
|
||
tests := []struct {
|
||
str string
|
||
prefixes []string
|
||
expected bool
|
||
}{
|
||
{"foo bar", []string{"fo", "xyz", "hello"}, true},
|
||
{"foo bar", []string{"oom", "world"}, false},
|
||
{"foo bar", []string{}, false},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, HasPrefixAny(tt.str, tt.prefixes))
|
||
}
|
||
}
|
||
|
||
func TestHasSuffixAny(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestHasSuffixAny")
|
||
|
||
tests := []struct {
|
||
str string
|
||
suffixes []string
|
||
expected bool
|
||
}{
|
||
{"foo bar", []string{"bar", "xyz", "hello"}, true},
|
||
{"foo bar", []string{"oom", "world"}, false},
|
||
{"foo bar", []string{}, false},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, HasSuffixAny(tt.str, tt.suffixes))
|
||
}
|
||
}
|
||
|
||
func TestIndexOffset(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestIndexOffset")
|
||
|
||
str := "foo bar hello world"
|
||
|
||
tests := []struct {
|
||
str string
|
||
substr string
|
||
offset int
|
||
expected int
|
||
}{
|
||
{str, "o", 5, 12},
|
||
{str, "o", 0, 1},
|
||
{str, "d", len(str) - 1, len(str) - 1},
|
||
{str, "d", len(str), -1},
|
||
{str, "f", -1, -1},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, IndexOffset(tt.str, tt.substr, tt.offset))
|
||
}
|
||
}
|
||
|
||
func TestReplaceWithMap(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestReplaceWithMap")
|
||
|
||
str := "ac ab ab ac"
|
||
replaces := map[string]string{
|
||
"a": "1",
|
||
"b": "2",
|
||
}
|
||
|
||
assert.Equal(str, "ac ab ab ac")
|
||
assert.Equal(ReplaceWithMap(str, replaces), "1c 12 12 1c")
|
||
}
|
||
|
||
func TestTrim(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestTrim")
|
||
|
||
str1 := "$ ab cd $ "
|
||
|
||
assert.Equal("$ ab cd $", Trim(str1))
|
||
assert.Equal("ab cd", Trim(str1, "$"))
|
||
|
||
assert.Equal("abcd", Trim("\nabcd"))
|
||
}
|
||
|
||
func TestSplitAndTrim(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestTrim")
|
||
|
||
str := " a,b, c,d,$1 "
|
||
|
||
result1 := SplitAndTrim(str, ",")
|
||
result2 := SplitAndTrim(str, ",", "$")
|
||
|
||
assert.Equal([]string{"a", "b", "c", "d", "$1"}, result1)
|
||
assert.Equal([]string{"a", "b", "c", "d", "1"}, result2)
|
||
}
|
||
|
||
func TestHideString(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestTrim")
|
||
|
||
tests := []struct {
|
||
input string
|
||
start int
|
||
end int
|
||
replacedChar string
|
||
expected string
|
||
}{
|
||
{"13242658976", 0, -1, "*", "13242658976"},
|
||
{"13242658976", 0, 0, "*", "13242658976"},
|
||
{"13242658976", 0, 4, "*", "****2658976"},
|
||
{"13242658976", 3, 3, "*", "13242658976"},
|
||
{"13242658976", 3, 4, "*", "132*2658976"},
|
||
{"13242658976", 3, 7, "*", "132****8976"},
|
||
{"13242658976", 3, 11, "*", "132********"},
|
||
{"13242658976", 7, 100, "*", "1324265****"},
|
||
{"13242658976", 100, 100, "*", "13242658976"},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, HideString(tt.input, tt.start, tt.end, tt.replacedChar))
|
||
}
|
||
}
|
||
|
||
func TestContainsAll(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestContainsAll")
|
||
|
||
assert.Equal(true, ContainsAll("hello world", []string{"hello", "world"}))
|
||
assert.Equal(true, ContainsAll("hello world", []string{""}))
|
||
assert.Equal(false, ContainsAll("hello world", []string{"hello", "abc"}))
|
||
}
|
||
|
||
func TestContainsAny(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestContainsAny")
|
||
|
||
assert.Equal(true, ContainsAny("hello world", []string{"hello", "world"}))
|
||
assert.Equal(true, ContainsAny("hello world", []string{"hello", "abc"}))
|
||
assert.Equal(false, ContainsAny("hello world", []string{"123", "abc"}))
|
||
}
|
||
|
||
func TestRemoveWhiteSpace(t *testing.T) {
|
||
t.Parallel()
|
||
assert := internal.NewAssert(t, "TestRemoveWhiteSpace")
|
||
|
||
str := " hello \r\n \t world"
|
||
|
||
assert.Equal("", RemoveWhiteSpace("", true))
|
||
assert.Equal("helloworld", RemoveWhiteSpace(str, true))
|
||
assert.Equal("hello world", RemoveWhiteSpace(str, false))
|
||
}
|
||
|
||
func TestSubInBetween(t *testing.T) {
|
||
t.Parallel()
|
||
assert := internal.NewAssert(t, "TestSubInBetween")
|
||
|
||
tests := []struct {
|
||
input string
|
||
start string
|
||
end string
|
||
expected string
|
||
}{
|
||
{"abcde", "", "", ""},
|
||
{"abcde", "a", "d", "bc"},
|
||
{"abcde", "a", "e", "bcd"},
|
||
{"abcde", "a", "f", ""},
|
||
{"abcde", "a", "", ""},
|
||
{"abcde", "", "e", "abcd"},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, SubInBetween(tt.input, tt.start, tt.end))
|
||
}
|
||
}
|
||
|
||
func TestHammingDistance(t *testing.T) {
|
||
t.Parallel()
|
||
assert := internal.NewAssert(t, "HammingDistance")
|
||
|
||
hd := func(a, b string) int {
|
||
c, _ := HammingDistance(a, b)
|
||
return c
|
||
}
|
||
|
||
tests := []struct {
|
||
strA string
|
||
strB string
|
||
hammingDistance int
|
||
}{
|
||
{" ", " ", 0},
|
||
{" ", "c", 1},
|
||
{"a", "d", 1},
|
||
{"a", " ", 1},
|
||
{"a", "f", 1},
|
||
|
||
{"", "", 0},
|
||
{"abc", "ab", -1},
|
||
{"abc", "def", 3},
|
||
{"kitten", "sitting", -1},
|
||
{"ö", "ü", 1},
|
||
{"日本語", "日本語", 0},
|
||
{"日本語", "語日本", 3},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.hammingDistance, hd(tt.strA, tt.strB))
|
||
}
|
||
}
|
||
|
||
func TestConcat(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestConcat")
|
||
|
||
tests := []struct {
|
||
args []string
|
||
expected string
|
||
}{
|
||
{[]string{}, ""},
|
||
{[]string{"a"}, "a"},
|
||
{[]string{"a", "b"}, "ab"},
|
||
{[]string{"a", "b", "c"}, "abc"},
|
||
{[]string{"a", "", "b", "c", ""}, "abc"},
|
||
{[]string{"你好", "，", "", "世界！", ""}, "你好，世界！"},
|
||
{[]string{"Hello", " Wo", "r", "ld!", ""}, "Hello World!"},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, Concat(0, tt.args...))
|
||
}
|
||
}
|
||
|
||
func TestEllipsis(t *testing.T) {
|
||
t.Parallel()
|
||
assert := internal.NewAssert(t, "TestEllipsis")
|
||
|
||
tests := []struct {
|
||
input string
|
||
length int
|
||
expected string
|
||
}{
|
||
{"", 0, ""},
|
||
{"hello world", 0, ""},
|
||
{"hello world", -1, ""},
|
||
{"hello world", 5, "hello..."},
|
||
{"hello world", 11, "hello world"},
|
||
{"你好，世界!", 2, "你好..."},
|
||
{"😀😃😄😁😆", 3, "😀😃😄..."},
|
||
{"This is a test.", 10, "This is a ..."},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, Ellipsis(tt.input, tt.length))
|
||
}
|
||
}
|
||
|
||
func TestShuffle(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestShuffle")
|
||
|
||
assert.Equal("", Shuffle(""))
|
||
assert.Equal("a", Shuffle("a"))
|
||
|
||
str := "hello"
|
||
shuffledStr := Shuffle(str)
|
||
assert.Equal(5, len(shuffledStr))
|
||
}
|
||
|
||
func TestRotate(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestRotate")
|
||
|
||
tests := []struct {
|
||
input string
|
||
shift int
|
||
expected string
|
||
}{
|
||
{"", 1, ""},
|
||
{"a", 0, "a"},
|
||
{"a", 1, "a"},
|
||
{"a", -1, "a"},
|
||
|
||
{"Hello", -2, "lloHe"},
|
||
{"Hello", 1, "oHell"},
|
||
{"Hello, world!", 3, "ld!Hello, wor"},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, Rotate(tt.input, tt.shift))
|
||
}
|
||
}
|
||
|
||
func TestTemplateReplace(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestTemplateReplace")
|
||
|
||
t.Run("basic", func(t *testing.T) {
|
||
template := `Hello, my name is {name}, I'm {age} years old.`
|
||
data := map[string]string{
|
||
"name": "Bob",
|
||
"age": "20",
|
||
}
|
||
|
||
expected := `Hello, my name is Bob, I'm 20 years old.`
|
||
result := TemplateReplace(template, data)
|
||
|
||
assert.Equal(expected, result)
|
||
})
|
||
|
||
t.Run("not found", func(t *testing.T) {
|
||
template := `Hello, my name is {name}, I'm {age} years old.`
|
||
data := map[string]string{
|
||
"name": "Bob",
|
||
}
|
||
|
||
expected := `Hello, my name is Bob, I'm {age} years old.`
|
||
result := TemplateReplace(template, data)
|
||
|
||
assert.Equal(expected, result)
|
||
})
|
||
|
||
t.Run("brackets", func(t *testing.T) {
|
||
template := `Hello, my name is {name}, I'm {{age}} years old.`
|
||
data := map[string]string{
|
||
"name": "Bob",
|
||
"age": "20",
|
||
}
|
||
|
||
expected := `Hello, my name is Bob, I'm {20} years old.`
|
||
result := TemplateReplace(template, data)
|
||
|
||
assert.Equal(expected, result)
|
||
})
|
||
}
|
||
|
||
func TestRegexMatchAllGroups(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestRegexMatchAllGroups")
|
||
|
||
tests := []struct {
|
||
pattern string
|
||
str string
|
||
expected [][]string
|
||
}{
|
||
{
|
||
pattern: `(\w+\.+\w+)@(\w+)\.(\w+)`,
|
||
str: "Emails: john.doe@example.com and jane.doe@example.com",
|
||
expected: [][]string{{"john.doe@example.com", "john.doe", "example", "com"}, {"jane.doe@example.com", "jane.doe", "example", "com"}},
|
||
},
|
||
{
|
||
pattern: `(\d+)`,
|
||
str: "No numbers here!",
|
||
expected: nil,
|
||
},
|
||
{
|
||
pattern: `(\d{3})-(\d{2})-(\d{4})`,
|
||
str: "My number is 123-45-6789",
|
||
expected: [][]string{{"123-45-6789", "123", "45", "6789"}},
|
||
},
|
||
{
|
||
pattern: `(\w+)\s(\d+)`,
|
||
str: "Item A 123, Item B 456",
|
||
expected: [][]string{{"A 123", "A", "123"}, {"B 456", "B", "456"}},
|
||
},
|
||
{
|
||
pattern: `(\d{2})-(\d{2})-(\d{4})`,
|
||
str: "Dates: 01-01-2020, 12-31-1999",
|
||
expected: [][]string{{"01-01-2020", "01", "01", "2020"}, {"12-31-1999", "12", "31", "1999"}},
|
||
},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
result := RegexMatchAllGroups(tt.pattern, tt.str)
|
||
assert.Equal(tt.expected, result)
|
||
}
|
||
}
|
||
|
||
func TestExtractContent(t *testing.T) {
|
||
t.Parallel()
|
||
assert := internal.NewAssert(t, "TestExtractContent")
|
||
|
||
tests := []struct {
|
||
name string
|
||
input string
|
||
start string
|
||
end string
|
||
expected []string
|
||
}{
|
||
{
|
||
name: "Extract content between <tag> and </tag>",
|
||
input: "This is <tag>content1</tag> and <tag>content2</tag> and <tag>content3</tag>",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{"content1", "content2", "content3"},
|
||
},
|
||
{
|
||
name: "No tags in the string",
|
||
input: "This string has no tags",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{},
|
||
},
|
||
{
|
||
name: "Single tag pair",
|
||
input: "<tag>onlyContent</tag>",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{"onlyContent"},
|
||
},
|
||
{
|
||
name: "Tags without end tag",
|
||
input: "This <tag>content without end tag",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{},
|
||
},
|
||
{
|
||
name: "Tags with nested content",
|
||
input: "<tag>content <nested>inner</nested> end</tag>",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{"content <nested>inner</nested> end"},
|
||
},
|
||
{
|
||
name: "Edge case with empty string",
|
||
input: "",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{},
|
||
},
|
||
{
|
||
name: "Edge case with no start tag",
|
||
input: "content without start tag",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{},
|
||
},
|
||
{
|
||
name: "Edge case with no end tag",
|
||
input: "<tag>content without end tag",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{},
|
||
},
|
||
{
|
||
name: "Multiple consecutive tags",
|
||
input: "<tag>content1</tag><tag>content2</tag><tag>content3</tag>",
|
||
start: "<tag>",
|
||
end: "</tag>",
|
||
expected: []string{"content1", "content2", "content3"},
|
||
},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
t.Run(tt.name, func(t *testing.T) {
|
||
result := ExtractContent(tt.input, tt.start, tt.end)
|
||
assert.Equal(tt.expected, result)
|
||
})
|
||
}
|
||
}
|
||
|
||
func TestFindAllOccurrences(t *testing.T) {
|
||
t.Parallel()
|
||
|
||
assert := internal.NewAssert(t, "TestFindAllOccurrences")
|
||
|
||
var empty []int
|
||
tests := []struct {
|
||
input string
|
||
substr string
|
||
expected []int
|
||
}{
|
||
{"", "", empty},
|
||
{"", "a", empty},
|
||
{"a", "", []int{0}},
|
||
{"a", "a", []int{0}},
|
||
{"aa", "a", []int{0, 1}},
|
||
{"ababab", "ab", []int{0, 2, 4}},
|
||
{"ababab", "ba", []int{1, 3}},
|
||
{"ababab", "c", empty},
|
||
{"ababab", "ababab", []int{0}},
|
||
{"ababab", "abababc", empty},
|
||
{"ababab", "abababa", empty},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
assert.Equal(tt.expected, FindAllOccurrences(tt.input, tt.substr))
|
||
}
|
||
}
|