43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
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package event
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import (
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"reflect"
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"testing"
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)
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func TestParseRange(t *testing.T) {
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testCases := []struct {
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target string
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expected *Range
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rest string
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}{
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{"", nil, ""},
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{"e", nil, "e"},
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{" ", nil, ""},
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{"$", &Range{End{}, nil}, ""},
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{" $-72 , $-36 ", &Range{End{-72}, End{-36}}, ""},
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{"32", &Range{Absolute{32}, nil}, ""},
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{"+32", &Range{Relative{32}, nil}, ""},
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{"-32", &Range{Relative{-32}, nil}, ""},
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{"1024,4096", &Range{Absolute{1024}, Absolute{4096}}, ""},
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{"1+2+3+4+5+6+7+8+9,0xa+0xb+0xc+0xD+0xE+0xF", &Range{Absolute{45}, Absolute{75}}, ""},
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{"10d", &Range{Absolute{10}, nil}, "d"},
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{"0x12G", &Range{Absolute{0x12}, nil}, "G"},
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{"0x10fag", &Range{Absolute{0x10fa}, nil}, "g"},
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{".-100,.+100", &Range{Relative{-100}, Relative{100}}, ""},
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{"'", nil, "'"},
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{"' ", nil, "' "},
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{"'<", &Range{VisualStart{}, nil}, ""},
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{"'>", &Range{VisualEnd{}, nil}, ""},
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{" '< , '> write", &Range{VisualStart{}, VisualEnd{}}, "write"},
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{" '<+0x10 , '>-10w", &Range{VisualStart{0x10}, VisualEnd{-10}}, "w"},
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}
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for _, testCase := range testCases {
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got, rest := ParseRange(testCase.target)
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if !reflect.DeepEqual(got, testCase.expected) || rest != testCase.rest {
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t.Errorf("ParseRange(%q) should return\n\t%#v, %q\nbut got\n\t%#v, %q",
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testCase.target, testCase.expected, testCase.rest, got, rest)
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}
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}
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}
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