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https://github.com/rails/execjs
synced 2023-03-27 23:21:20 -04:00
Add Runtime#available?
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3 changed files with 33 additions and 27 deletions
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@ -20,6 +20,12 @@ module ExecJS
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end
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end
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def available?
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command = @command.split(/\s+/).first
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`which #{command}`
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$? == 0
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end
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protected
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def compile(source)
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runner_source.sub('#{source}', source)
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@ -9,4 +9,12 @@ class TestExecJS < Test::Unit::TestCase
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def test_eval
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assert_equal ["red", "yellow", "blue"], ExecJS.eval("'red yellow blue'.split(' ')")
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end
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def test_runtime_available
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runtime = ExecJS::Runtime.new(:command => "nonexistent")
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assert_equal false, runtime.available?
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runtime = ExecJS::Runtime.new(:command => "ruby")
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assert_equal true, runtime.available?
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end
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end
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@ -39,34 +39,26 @@ module TestRuntime
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end
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end
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class TestJSCRuntime < Test::Unit::TestCase
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include TestRuntime
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def test_runtime(name)
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runtime = ExecJS::Runtimes.const_get(name)
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if runtime.available?
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Class.new(Test::Unit::TestCase) do
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(class << self; self end).send(:define_method, :name) do
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"#{name}Test"
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end
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def setup
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@runtime = ExecJS::Runtimes::JSC
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include TestRuntime
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define_method(:setup) do
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instance_variable_set(:@runtime, runtime)
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end
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end
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else
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warn "#{name} runtime is unavailable, skipping"
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end
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end
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class TestNodeRuntime < Test::Unit::TestCase
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include TestRuntime
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def setup
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@runtime = ExecJS::Runtimes::Node
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end
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end
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class TestSpidermonkeyRuntime < Test::Unit::TestCase
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include TestRuntime
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def setup
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@runtime = ExecJS::Runtimes::Spidermonkey
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end
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end
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class TestV8Runtime < Test::Unit::TestCase
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include TestRuntime
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def setup
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@runtime = ExecJS::Runtimes::V8
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end
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end
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test_runtime :JSC
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test_runtime :Node
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test_runtime :Spidermonkey
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test_runtime :V8
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