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-rw-r--r--test/functional/lua/version_spec.lua339
1 files changed, 339 insertions, 0 deletions
diff --git a/test/functional/lua/version_spec.lua b/test/functional/lua/version_spec.lua
new file mode 100644
index 0000000000..b68727ca77
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+++ b/test/functional/lua/version_spec.lua
@@ -0,0 +1,339 @@
+local helpers = require('test.functional.helpers')(after_each)
+local clear = helpers.clear
+local eq = helpers.eq
+local exec_lua = helpers.exec_lua
+local matches = helpers.matches
+local pcall_err = helpers.pcall_err
+
+local version = require('vim.version')
+
+local function quote_empty(s)
+ return tostring(s) == '' and '""' or tostring(s)
+end
+
+describe('version', function()
+ it('package', function()
+ clear()
+ eq({ major = 42, minor = 3, patch = 99 }, exec_lua("return vim.version.parse('v42.3.99')"))
+ end)
+
+ describe('cmp()', function()
+ local testcases = {
+ {
+ desc = '(v1 < v2)',
+ v1 = 'v0.0.99',
+ v2 = 'v9.0.0',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2)',
+ v1 = 'v0.4.0',
+ v2 = 'v0.9.99',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2)',
+ v1 = 'v0.2.8',
+ v2 = 'v1.0.9',
+ want = -1,
+ },
+ {
+ desc = '(v1 == v2)',
+ v1 = 'v0.0.0',
+ v2 = 'v0.0.0',
+ want = 0,
+ },
+ {
+ desc = '(v1 > v2)',
+ v1 = 'v9.0.0',
+ v2 = 'v0.9.0',
+ want = 1,
+ },
+ {
+ desc = '(v1 > v2)',
+ v1 = 'v0.9.0',
+ v2 = 'v0.0.0',
+ want = 1,
+ },
+ {
+ desc = '(v1 > v2)',
+ v1 = 'v0.0.9',
+ v2 = 'v0.0.0',
+ want = 1,
+ },
+ {
+ desc = '(v1 < v2) when v1 has prerelease',
+ v1 = 'v1.0.0-alpha',
+ v2 = 'v1.0.0',
+ want = -1,
+ },
+ {
+ desc = '(v1 > v2) when v2 has prerelease',
+ v1 = '1.0.0',
+ v2 = '1.0.0-alpha',
+ want = 1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has a higher number identifier',
+ v1 = '1.0.0-2',
+ v2 = '1.0.0-1',
+ want = 1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has a higher number identifier',
+ v1 = '1.0.0-2',
+ v2 = '1.0.0-9',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has more identifiers',
+ v1 = '1.0.0-2',
+ v2 = '1.0.0-2.0',
+ want = -1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has more identifiers',
+ v1 = '1.0.0-2.0',
+ v2 = '1.0.0-2',
+ want = 1,
+ },
+ {
+ desc = '(v1 == v2) when v2 has same numeric identifiers',
+ v1 = '1.0.0-2.0',
+ v2 = '1.0.0-2.0',
+ want = 0,
+ },
+ {
+ desc = '(v1 == v2) when v2 has same alphabet identifiers',
+ v1 = '1.0.0-alpha',
+ v2 = '1.0.0-alpha',
+ want = 0,
+ },
+ {
+ desc = '(v1 < v2) when v2 has an alphabet identifier with higher ASCII sort order',
+ v1 = '1.0.0-alpha',
+ v2 = '1.0.0-beta',
+ want = -1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has an alphabet identifier with higher ASCII sort order',
+ v1 = '1.0.0-beta',
+ v2 = '1.0.0-alpha',
+ want = 1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has prerelease and number identifer',
+ v1 = '1.0.0-alpha',
+ v2 = '1.0.0-alpha.1',
+ want = -1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has prerelease and number identifer',
+ v1 = '1.0.0-alpha.1',
+ v2 = '1.0.0-alpha',
+ want = 1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has an additional alphabet identifier',
+ v1 = '1.0.0-alpha.beta',
+ v2 = '1.0.0-alpha',
+ want = 1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has an additional alphabet identifier',
+ v1 = '1.0.0-alpha',
+ v2 = '1.0.0-alpha.beta',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has an a first alphabet identifier with higher precedence',
+ v1 = '1.0.0-alpha.beta',
+ v2 = '1.0.0-beta',
+ want = -1,
+ },
+ {
+ desc = '(v1 > v2) when v1 has an a first alphabet identifier with higher precedence',
+ v1 = '1.0.0-beta',
+ v2 = '1.0.0-alpha.beta',
+ want = 1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has an additional number identifer',
+ v1 = '1.0.0-beta',
+ v2 = '1.0.0-beta.2',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has same first alphabet identifier but has a higher number identifer',
+ v1 = '1.0.0-beta.2',
+ v2 = '1.0.0-beta.11',
+ want = -1,
+ },
+ {
+ desc = '(v1 < v2) when v2 has higher alphabet precedence',
+ v1 = '1.0.0-beta.11',
+ v2 = '1.0.0-rc.1',
+ want = -1,
+ },
+ }
+ for _, tc in ipairs(testcases) do
+ it(
+ string.format('%d %s (v1 = %s, v2 = %s)', tc.want, tc.desc, tc.v1, tc.v2),
+ function()
+ eq(tc.want, version.cmp(tc.v1, tc.v2, { strict = true }))
+ end
+ )
+ end
+ end)
+
+ describe('parse()', function()
+ describe('strict=true', function()
+ local testcases = {
+ {
+ desc = 'version without leading "v"',
+ version = '10.20.123',
+ want = {
+ major = 10,
+ minor = 20,
+ patch = 123,
+ prerelease = nil,
+ build = nil,
+ },
+ },
+ {
+ desc = 'valid version with leading "v"',
+ version = 'v1.2.3',
+ want = { major = 1, minor = 2, patch = 3 },
+ },
+ {
+ desc = 'valid version with leading "v" and whitespace',
+ version = ' v1.2.3',
+ want = { major = 1, minor = 2, patch = 3 },
+ },
+ {
+ desc = 'valid version with leading "v" and trailing whitespace',
+ version = 'v1.2.3 ',
+ want = { major = 1, minor = 2, patch = 3 },
+ },
+ {
+ desc = 'version with prerelease',
+ version = '1.2.3-alpha',
+ want = { major = 1, minor = 2, patch = 3, prerelease = 'alpha' },
+ },
+ {
+ desc = 'version with prerelease with additional identifiers',
+ version = '1.2.3-alpha.1',
+ want = { major = 1, minor = 2, patch = 3, prerelease = 'alpha.1' },
+ },
+ {
+ desc = 'version with build',
+ version = '1.2.3+build.15',
+ want = { major = 1, minor = 2, patch = 3, build = 'build.15' },
+ },
+ {
+ desc = 'version with prerelease and build',
+ version = '1.2.3-rc1+build.15',
+ want = {
+ major = 1,
+ minor = 2,
+ patch = 3,
+ prerelease = 'rc1',
+ build = 'build.15',
+ },
+ },
+ }
+ for _, tc in ipairs(testcases) do
+ it(
+ string.format('for %q: version = %q', tc.desc, tc.version),
+ function()
+ eq(tc.want, version.parse(tc.version, { strict = true }))
+ end
+ )
+ end
+ end)
+
+ describe('strict=false', function()
+ local testcases = {
+ {
+ desc = 'version missing patch version',
+ version = '1.2',
+ want = { major = 1, minor = 2, patch = 0 },
+ },
+ {
+ desc = 'version missing minor and patch version',
+ version = '1',
+ want = { major = 1, minor = 0, patch = 0 },
+ },
+ {
+ desc = 'version missing patch version with prerelease',
+ version = '1.1-0',
+ want = { major = 1, minor = 1, patch = 0, prerelease = '0' },
+ },
+ {
+ desc = 'version missing minor and patch version with prerelease',
+ version = '1-1.0',
+ want = { major = 1, minor = 0, patch = 0, prerelease = '1.0' },
+ },
+ }
+ for _, tc in ipairs(testcases) do
+ it(
+ string.format('for %q: version = %q', tc.desc, tc.version),
+ function()
+ eq(tc.want, version.parse(tc.version, { strict = false }))
+ end
+ )
+ end
+ end)
+
+ describe('invalid semver', function()
+ local testcases = {
+ { desc = 'a word', version = 'foo' },
+ { desc = 'empty string', version = '' },
+ { desc = 'trailing period character', version = '0.0.0.' },
+ { desc = 'leading period character', version = '.0.0.0' },
+ { desc = 'negative major version', version = '-1.0.0' },
+ { desc = 'negative minor version', version = '0.-1.0' },
+ { desc = 'negative patch version', version = '0.0.-1' },
+ { desc = 'leading invalid string', version = 'foobar1.2.3' },
+ { desc = 'trailing invalid string', version = '1.2.3foobar' },
+ { desc = 'an invalid prerelease', version = '1.2.3-%?' },
+ { desc = 'an invalid build', version = '1.2.3+%?' },
+ { desc = 'build metadata before prerelease', version = '1.2.3+build.0-rc1' },
+ }
+ for _, tc in ipairs(testcases) do
+ it(string.format('(%s): %s', tc.desc, quote_empty(tc.version)), function()
+ eq(nil, version.parse(tc.version, { strict = true }))
+ end)
+ end
+ end)
+
+ describe('invalid shape', function()
+ local testcases = {
+ { desc = 'no parameters' },
+ { desc = 'nil', version = nil },
+ { desc = 'number', version = 0 },
+ { desc = 'float', version = 0.01 },
+ { desc = 'table', version = {} },
+ }
+ for _, tc in ipairs(testcases) do
+ it(string.format('(%s): %s', tc.desc, tostring(tc.version)), function()
+ local expected = string.format(type(tc.version) == 'string'
+ and 'invalid version: "%s"' or 'invalid version: %s', tostring(tc.version))
+ matches(expected, pcall_err(version.parse, tc.version, { strict = true }))
+ end)
+ end
+ end)
+ end)
+
+ it('lt()', function()
+ eq(true, version.lt('1', '2'))
+ end)
+
+ it('gt()', function()
+ eq(true, version.gt('2', '1'))
+ end)
+
+ it('eq()', function()
+ eq(true, version.eq('2', '2'))
+ end)
+end)
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