DockerCLI/cli/command/formatter/displayutils_test.go

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package formatter
import (
"testing"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestEllipsis(t *testing.T) {
testcases := []struct {
source string
width int
expected string
}{
{source: "t🐳ststring", width: 0, expected: ""},
{source: "t🐳ststring", width: 1, expected: "t"},
{source: "t🐳ststring", width: 2, expected: "t…"},
{source: "t🐳ststring", width: 6, expected: "t🐳st…"},
{source: "t🐳ststring", width: 20, expected: "t🐳ststring"},
{source: "你好世界teststring", width: 0, expected: ""},
{source: "你好世界teststring", width: 1, expected: "你"},
{source: "你好世界teststring", width: 3, expected: "你…"},
{source: "你好世界teststring", width: 6, expected: "你好…"},
{source: "你好世界teststring", width: 20, expected: "你好世界teststring"},
}
for _, testcase := range testcases {
assert.Check(t, is.Equal(testcase.expected, Ellipsis(testcase.source, testcase.width)))
}
}