mirror of https://github.com/Llewellynvdm/fzf.git
68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
package fzf
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import (
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"os"
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"runtime"
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"testing"
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)
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func TestHistory(t *testing.T) {
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maxHistory := 50
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// Invalid arguments
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var paths []string
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if runtime.GOOS == "windows" {
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// GOPATH should exist, so we shouldn't be able to override it
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paths = []string{os.Getenv("GOPATH")}
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} else {
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paths = []string{"/etc", "/proc"}
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}
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for _, path := range paths {
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if _, e := NewHistory(path, maxHistory); e == nil {
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t.Error("Error expected for: " + path)
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}
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}
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f, _ := os.CreateTemp("", "fzf-history")
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f.Close()
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{ // Append lines
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h, _ := NewHistory(f.Name(), maxHistory)
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for i := 0; i < maxHistory+10; i++ {
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h.append("foobar")
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}
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}
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{ // Read lines
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h, _ := NewHistory(f.Name(), maxHistory)
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if len(h.lines) != maxHistory+1 {
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t.Errorf("Expected: %d, actual: %d\n", maxHistory+1, len(h.lines))
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}
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for i := 0; i < maxHistory; i++ {
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if h.lines[i] != "foobar" {
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t.Error("Expected: foobar, actual: " + h.lines[i])
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}
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}
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}
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{ // Append lines
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h, _ := NewHistory(f.Name(), maxHistory)
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h.append("barfoo")
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h.append("")
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h.append("foobarbaz")
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}
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{ // Read lines again
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h, _ := NewHistory(f.Name(), maxHistory)
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if len(h.lines) != maxHistory+1 {
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t.Errorf("Expected: %d, actual: %d\n", maxHistory+1, len(h.lines))
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}
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compare := func(idx int, exp string) {
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if h.lines[idx] != exp {
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t.Errorf("Expected: %s, actual: %s\n", exp, h.lines[idx])
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}
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}
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compare(maxHistory-3, "foobar")
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compare(maxHistory-2, "barfoo")
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compare(maxHistory-1, "foobarbaz")
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}
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}
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