78 lines
2.4 KiB
Ruby
78 lines
2.4 KiB
Ruby
require 'test/unit'
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class TestSymbol < Test::Unit::TestCase
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# [ruby-core:3573]
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def assert_eval_inspected(sym)
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n = sym.inspect
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assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(n))}
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end
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def test_inspect_invalid
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# 2) Symbol#inspect sometimes returns invalid symbol representations:
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assert_eval_inspected(:"!")
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assert_eval_inspected(:"=")
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assert_eval_inspected(:"0")
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assert_eval_inspected(:"$1")
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assert_eval_inspected(:"@1")
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assert_eval_inspected(:"@@1")
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assert_eval_inspected(:"@")
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assert_eval_inspected(:"@@")
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end
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def assert_inspect_evaled(n)
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assert_nothing_raised(SyntaxError) {assert_equal(n, eval(n).inspect)}
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end
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def test_inspect_suboptimal
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# 3) Symbol#inspect sometimes returns suboptimal symbol representations:
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assert_inspect_evaled(':foo')
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assert_inspect_evaled(':foo!')
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assert_inspect_evaled(':bar?')
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assert_inspect_evaled(':<<')
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assert_inspect_evaled(':>>')
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assert_inspect_evaled(':<=')
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assert_inspect_evaled(':>=')
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assert_inspect_evaled(':=~')
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assert_inspect_evaled(':==')
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assert_inspect_evaled(':===')
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assert_raise(SyntaxError) {eval ':='}
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assert_inspect_evaled(':*')
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assert_inspect_evaled(':**')
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assert_raise(SyntaxError) {eval ':***'}
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assert_inspect_evaled(':+')
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assert_inspect_evaled(':-')
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assert_inspect_evaled(':+@')
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assert_inspect_evaled(':-@')
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assert_inspect_evaled(':|')
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assert_inspect_evaled(':^')
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assert_inspect_evaled(':&')
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assert_inspect_evaled(':/')
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assert_inspect_evaled(':%')
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assert_inspect_evaled(':~')
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assert_inspect_evaled(':`')
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assert_inspect_evaled(':[]')
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assert_inspect_evaled(':[]=')
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assert_raise(SyntaxError) {eval ':||'}
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assert_raise(SyntaxError) {eval ':&&'}
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assert_raise(SyntaxError) {eval ':['}
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end
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def test_inspect_dollar
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# 4) :$- always treats next character literally:
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sym = "$-".intern
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assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(':$-'))}
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assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$-\n"))}
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assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$- "))}
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assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$-#"))}
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assert_raise(SyntaxError) {eval ':$-('}
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end
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def test_inspect_number
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# 5) Inconsistency between :$0 and :$1? The first one is valid, but the
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# latter isn't.
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assert_inspect_evaled(':$0')
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assert_inspect_evaled(':$1')
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end
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end
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