mirror of
https://github.com/go-sylixos/elvish.git
synced 2024-12-14 02:57:52 +08:00
110 lines
3.0 KiB
Go
110 lines
3.0 KiB
Go
package ui
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import (
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"testing"
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"src.elv.sh/pkg/eval/vals"
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"src.elv.sh/pkg/persistent/hash"
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)
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var KTests = []struct {
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k1 Key
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k2 Key
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}{
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{K('a'), Key{'a', 0}},
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{K('a', Alt), Key{'a', Alt}},
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{K('a', Alt, Ctrl), Key{'a', Alt | Ctrl}},
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}
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func TestK(t *testing.T) {
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for _, test := range KTests {
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if test.k1 != test.k2 {
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t.Errorf("%v != %v", test.k1, test.k2)
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}
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}
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}
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func TestKeyAsElvishValue(t *testing.T) {
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vals.TestValue(t, K('a')).
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Kind("edit:key").
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Hash(hash.DJB('a', 0)).
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Repr("(edit:key a)").
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Equal(K('a')).
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NotEqual(K('A'), K('a', Alt))
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vals.TestValue(t, K('a', Alt)).Repr("(edit:key Alt-a)")
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vals.TestValue(t, K('a', Ctrl, Alt, Shift)).Repr("(edit:key Ctrl-Alt-Shift-a)")
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vals.TestValue(t, K('\t')).Repr("(edit:key Tab)")
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vals.TestValue(t, K(F1)).Repr("(edit:key F1)")
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vals.TestValue(t, K(-1)).Repr("(edit:key '(bad function key -1)')")
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vals.TestValue(t, K(-2000)).Repr("(edit:key '(bad function key -2000)')")
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}
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var parseKeyTests = []struct {
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s string
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wantKey Key
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wantErr string
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}{
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{s: "x", wantKey: K('x')},
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{s: "Tab", wantKey: K(Tab)},
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{s: "F1", wantKey: K(F1)},
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// Alt- keys are case-sensitive.
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{s: "A-x", wantKey: Key{'x', Alt}},
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{s: "A-X", wantKey: Key{'X', Alt}},
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// Ctrl- keys are case-insensitive.
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{s: "C-x", wantKey: Key{'X', Ctrl}},
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{s: "C-X", wantKey: Key{'X', Ctrl}},
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// Literal control chars are equivalent to the preferred Ctrl-<key>
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// formulation.
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{s: "\033", wantKey: Key{'[', Ctrl}},
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// + is the same as -.
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{s: "C+X", wantKey: Key{'X', Ctrl}},
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// Full names and alternative names can also be used.
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{s: "M-x", wantKey: Key{'x', Alt}},
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{s: "Meta-x", wantKey: Key{'x', Alt}},
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// Multiple modifiers can appear in any order and with alternative
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// separator chars.
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{s: "Alt-Ctrl+Delete", wantKey: Key{Delete, Alt | Ctrl}},
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{s: "Ctrl+Alt-Delete", wantKey: Key{Delete, Alt | Ctrl}},
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// Confirm alternative symbolic keys are turned into the canonical form.
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{s: "\t", wantKey: K(Tab)}, // literal tab is normalized to Tab
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{s: "\n", wantKey: K(Enter)}, // literal newline is normalized to Enter
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{s: "Ctrl-I", wantKey: K(Tab)}, // Ctrl-I is normalized to Tab
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{s: "Ctrl-J", wantKey: K(Enter)}, // Ctrl-J is normalized to Enter
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{s: "Alt-\t", wantKey: Key{Tab, Alt}},
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{s: "\x7F", wantKey: K(Backspace)},
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// Errors.
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{s: "F123", wantErr: "bad key: F123"},
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{s: "Super-X", wantErr: "bad modifier: Super"},
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{s: "a-x", wantErr: "bad modifier: a"},
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{s: "Ctrl-\t", wantErr: `Ctrl modifier with literal control char: '\t'`},
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}
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func TestParseKey(t *testing.T) {
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for _, test := range parseKeyTests {
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key, err := ParseKey(test.s)
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if key != test.wantKey {
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t.Errorf("ParseKey(%q) => %v, want %v", test.s, key, test.wantKey)
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}
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if test.wantErr == "" {
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if err != nil {
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t.Errorf("ParseKey(%q) => error %v, want nil", test.s, err)
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}
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} else {
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if err == nil || err.Error() != test.wantErr {
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t.Errorf("ParseKey(%q) => error %v, want error with message %q",
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test.s, err, test.wantErr)
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}
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}
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}
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}
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