182 lines
5.5 KiB
Go
182 lines
5.5 KiB
Go
// Copyright 2016 clair authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rpm
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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const (
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LESS = -1
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EQUAL = 0
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GREATER = 1
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)
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func TestParse(t *testing.T) {
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cases := []struct {
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str string
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ver version
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err bool
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}{
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// Test 0
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{"0", version{epoch: 0, version: "0", release: ""}, false},
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{"0:0", version{epoch: 0, version: "0", release: ""}, false},
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{"0:0-", version{epoch: 0, version: "0", release: ""}, false},
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{"0:0-0", version{epoch: 0, version: "0", release: "0"}, false},
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{"0:0.0-0.0", version{epoch: 0, version: "0.0", release: "0.0"}, false},
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// Test epoched
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{"1:0", version{epoch: 1, version: "0", release: ""}, false},
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{"5:1", version{epoch: 5, version: "1", release: ""}, false},
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// Test multiple hypens
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{"0:0-0-0", version{epoch: 0, version: "0", release: "0-0"}, false},
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{"0:0-0-0-0", version{epoch: 0, version: "0", release: "0-0-0"}, false},
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// Test multiple colons
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{"0:0:0-0", version{epoch: 0, version: "0:0", release: "0"}, false},
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{"0:0:0:0-0", version{epoch: 0, version: "0:0:0", release: "0"}, false},
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// Test multiple hyphens and colons
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{"0:0:0-0-0", version{epoch: 0, version: "0:0", release: "0-0"}, false},
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{"0:0-0:0-0", version{epoch: 0, version: "0", release: "0:0-0"}, false},
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// Test version with leading and trailing spaces
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{" 0:0-1", version{epoch: 0, version: "0", release: "1"}, false},
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{"0:0-1 ", version{epoch: 0, version: "0", release: "1"}, false},
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{" 0:0-1 ", version{epoch: 0, version: "0", release: "1"}, false},
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// Test empty version
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{"", version{}, true},
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{" ", version{}, true},
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{"0:", version{}, true},
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// Test version with embedded spaces
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{"0:0 0-1", version{}, true},
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// Test version with negative epoch
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{"-1:0-1", version{}, true},
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// Test invalid characters in epoch
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{"a:0-0", version{}, true},
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{"A:0-0", version{}, true},
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// Test version not starting with a digit
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{"0:abc3-0", version{epoch: 0, version: "abc3", release: "0"}, false},
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}
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for _, c := range cases {
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v, err := newVersion(c.str)
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if c.err {
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assert.Error(t, err, "When parsing '%s'", c.str)
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} else {
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assert.Nil(t, err, "When parsing '%s'", c.str)
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}
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assert.Equal(t, c.ver, v, "When parsing '%s'", c.str)
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}
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}
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func TestParseAndCompare(t *testing.T) {
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cases := []struct {
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v1 string
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expected int
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v2 string
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}{
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// Oracle Linux corner cases.
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{"2.9.1-6.0.1.el7_2.3", GREATER, "2.9.1-6.el7_2.3"},
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{"3.10.0-327.28.3.el7", GREATER, "3.10.0-327.el7"},
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{"3.14.3-23.3.el6_8", GREATER, "3.14.3-23.el6_7"},
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{"2.23.2-22.el7_1", LESS, "2.23.2-22.el7_1.1"},
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// Tests imported from tests/rpmvercmp.at
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{"1.0", EQUAL, "1.0"},
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{"1.0", LESS, "2.0"},
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{"2.0", GREATER, "1.0"},
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{"2.0.1", EQUAL, "2.0.1"},
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{"2.0", LESS, "2.0.1"},
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{"2.0.1", GREATER, "2.0"},
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{"2.0.1a", EQUAL, "2.0.1a"},
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{"2.0.1a", GREATER, "2.0.1"},
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{"2.0.1", LESS, "2.0.1a"},
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{"5.5p1", EQUAL, "5.5p1"},
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{"5.5p1", LESS, "5.5p2"},
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{"5.5p2", GREATER, "5.5p1"},
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{"5.5p10", EQUAL, "5.5p10"},
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{"5.5p1", LESS, "5.5p10"},
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{"5.5p10", GREATER, "5.5p1"},
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{"10xyz", LESS, "10.1xyz"},
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{"10.1xyz", GREATER, "10xyz"},
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{"xyz10", EQUAL, "xyz10"},
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{"xyz10", LESS, "xyz10.1"},
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{"xyz10.1", GREATER, "xyz10"},
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{"xyz.4", EQUAL, "xyz.4"},
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{"xyz.4", LESS, "8"},
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{"8", GREATER, "xyz.4"},
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{"xyz.4", LESS, "2"},
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{"2", GREATER, "xyz.4"},
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{"5.5p2", LESS, "5.6p1"},
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{"5.6p1", GREATER, "5.5p2"},
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{"5.6p1", LESS, "6.5p1"},
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{"6.5p1", GREATER, "5.6p1"},
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{"6.0.rc1", GREATER, "6.0"},
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{"6.0", LESS, "6.0.rc1"},
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{"10b2", GREATER, "10a1"},
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{"10a2", LESS, "10b2"},
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{"1.0aa", EQUAL, "1.0aa"},
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{"1.0a", LESS, "1.0aa"},
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{"1.0aa", GREATER, "1.0a"},
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{"10.0001", EQUAL, "10.0001"},
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{"10.0001", EQUAL, "10.1"},
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{"10.1", EQUAL, "10.0001"},
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{"10.0001", LESS, "10.0039"},
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{"10.0039", GREATER, "10.0001"},
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{"4.999.9", LESS, "5.0"},
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{"5.0", GREATER, "4.999.9"},
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{"20101121", EQUAL, "20101121"},
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{"20101121", LESS, "20101122"},
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{"20101122", GREATER, "20101121"},
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{"2_0", EQUAL, "2_0"},
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{"2.0", EQUAL, "2_0"},
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{"2_0", EQUAL, "2.0"},
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{"a", EQUAL, "a"},
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{"a+", EQUAL, "a+"},
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{"a+", EQUAL, "a_"},
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{"a_", EQUAL, "a+"},
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{"+a", EQUAL, "+a"},
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{"+a", EQUAL, "_a"},
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{"_a", EQUAL, "+a"},
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{"+_", EQUAL, "+_"},
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{"_+", EQUAL, "+_"},
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{"_+", EQUAL, "_+"},
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{"+", EQUAL, "_"},
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{"_", EQUAL, "+"},
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{"1.0~rc1", EQUAL, "1.0~rc1"},
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{"1.0~rc1", LESS, "1.0"},
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{"1.0", GREATER, "1.0~rc1"},
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{"1.0~rc1", LESS, "1.0~rc2"},
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{"1.0~rc2", GREATER, "1.0~rc1"},
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{"1.0~rc1~git123", EQUAL, "1.0~rc1~git123"},
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{"1.0~rc1~git123", LESS, "1.0~rc1"},
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{"1.0~rc1", GREATER, "1.0~rc1~git123"},
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}
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var (
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p parser
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cmp int
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err error
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)
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for _, c := range cases {
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cmp, err = p.Compare(c.v1, c.v2)
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assert.Nil(t, err)
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assert.Equal(t, c.expected, cmp, "%s vs. %s, = %d, expected %d", c.v1, c.v2, cmp, c.expected)
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cmp, err = p.Compare(c.v2, c.v1)
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assert.Nil(t, err)
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assert.Equal(t, -c.expected, cmp, "%s vs. %s, = %d, expected %d", c.v2, c.v1, cmp, -c.expected)
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}
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}
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