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hyperspaced_test.go
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hyperspaced_test.go
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package hyperspaced_test
import (
"fmt"
"strings"
"testing"
"github.com/72636c/hyperspaced"
)
type TestCase struct {
input string
f func(string) string
expected string
}
func ExampleLower() {
output := hyperspaced.Lower("Millions")
fmt.Println(output)
// Output: m i l l i o n s
}
func ExampleLowerN() {
output := hyperspaced.LowerN("Millions", 2)
fmt.Println(output)
// Output: m i l l i o n s
}
func ExampleN() {
output := hyperspaced.N("AESTHETIC", 2)
fmt.Println(output)
// Output: A E S T H E T I C
}
func ExampleOne() {
output := hyperspaced.One("AESTHETIC")
fmt.Println(output)
// Output: A E S T H E T I C
}
func ExampleSponge() {
output := hyperspaced.Sponge("Millions")
fmt.Println(output)
// Output: m I l L i O n S
}
func ExampleSpongeN() {
output := hyperspaced.SpongeN("Millions", 2)
fmt.Println(output)
// Output: m I l L i O n S
}
func ExampleUpper() {
output := hyperspaced.Upper("Millions")
fmt.Println(output)
// Output: M I L L I O N S
}
func ExampleUpperN() {
output := hyperspaced.UpperN("Millions", 2)
fmt.Println(output)
// Output: M I L L I O N S
}
func Suite_N(t *testing.T, f func(string, int) string) {
testCases := []struct {
description string
inputString string
inputN int
expected string
}{
{
description: "One Space",
inputString: "AESTHETIC",
inputN: 1,
expected: "A E S T H E T I C",
},
{
description: "Two Spaces",
inputString: "AESTHETIC",
inputN: 2,
expected: "A E S T H E T I C",
},
}
for _, testCase := range testCases {
t.Run(testCase.description, func(t *testing.T) {
actual := f(testCase.inputString, testCase.inputN)
if actual != testCase.expected {
t.Errorf(
"expected %+[1]q (%[1]s), received %+[2]q (%[2]s)",
testCase.expected,
actual,
)
}
})
}
}
func Suite_N_Panics_OnNegativeN(t *testing.T, f func(string, int) string) {
expectedMessage := "really?"
defer func() {
r := recover()
if r == nil {
t.Error("expected recovery")
t.FailNow()
}
err, ok := r.(error)
if !ok {
t.Errorf("expected error, received %T", r)
t.FailNow()
}
message := err.Error()
if !strings.Contains(message, expectedMessage) {
t.Errorf("expected substring %s, got %s", expectedMessage, message)
}
}()
f("", -1)
t.Error("expected panic")
}
func Suite_One(t *testing.T, f func(string) string) {
testCases := []struct {
description string
input string
expected string
}{
{
description: "Empty String",
input: "",
expected: "",
},
{
description: "One Word",
input: "AESTHETIC",
expected: "A E S T H E T I C",
},
{
description: "Two Words",
input: "no u",
expected: "n o u",
},
{
description: "Emojified Buzzword",
input: "\U0001f30f planet scale \u2696",
expected: "π p l a n e t s c a l e β",
},
}
for _, testCase := range testCases {
t.Run(testCase.description, func(t *testing.T) {
actual := f(testCase.input)
if actual != testCase.expected {
t.Errorf(
"expected %+[1]q (%[1]s), received %+[2]q (%[2]s)",
testCase.expected,
actual,
)
}
})
}
}
func Suite_TestCase(t *testing.T, testCase *TestCase) {
actual := testCase.f(testCase.input)
if actual != testCase.expected {
t.Errorf(
"expected %s, received %s",
testCase.expected,
actual,
)
}
}
func Test_Lower(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: hyperspaced.Lower,
expected: "m i l l i o n s o f p e o p l e",
}
Suite_TestCase(t, testCase)
}
func Test_LowerN(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: func(str string) string { return hyperspaced.LowerN(str, 2) },
expected: "m i l l i o n s o f p e o p l e",
}
Suite_TestCase(t, testCase)
}
func Test_N(t *testing.T) {
Suite_N(t, hyperspaced.N)
}
func Test_N_Panics_OnNegativeN(t *testing.T) {
Suite_N_Panics_OnNegativeN(t, hyperspaced.N)
}
func Test_One(t *testing.T) {
Suite_One(t, hyperspaced.One)
}
func Test_Spaced(t *testing.T) {
Suite_One(t, hyperspaced.Spaced)
}
func Test_SpacedN(t *testing.T) {
Suite_N(t, hyperspaced.SpacedN)
}
func Test_SpacedN_Panics_OnNegativeN(t *testing.T) {
Suite_N_Panics_OnNegativeN(t, hyperspaced.SpacedN)
}
func Test_Sponge(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: hyperspaced.Sponge,
expected: "m I l L i O n S O f p E o P l E",
}
Suite_TestCase(t, testCase)
}
func Test_SpongeN(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: func(str string) string { return hyperspaced.SpongeN(str, 2) },
expected: "m I l L i O n S O f p E o P l E",
}
Suite_TestCase(t, testCase)
}
func Test_Upper(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: hyperspaced.Upper,
expected: "M I L L I O N S O F P E O P L E",
}
Suite_TestCase(t, testCase)
}
func Test_UpperN(t *testing.T) {
testCase := &TestCase{
input: "MILLIONS of people",
f: func(str string) string { return hyperspaced.UpperN(str, 2) },
expected: "M I L L I O N S O F P E O P L E",
}
Suite_TestCase(t, testCase)
}