98 lines
1.9 KiB
Ruby
98 lines
1.9 KiB
Ruby
require_relative '../spec_helper'
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describe "The $SAFE variable" do
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ruby_version_is "2.6" do
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after :each do
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$SAFE = 0
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end
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end
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it "is 0 by default" do
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$SAFE.should == 0
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proc {
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$SAFE.should == 0
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}.call
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end
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it "can be set to 0" do
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proc {
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$SAFE = 0
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$SAFE.should == 0
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}.call
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end
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it "can be set to 1" do
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proc {
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$SAFE = 1
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$SAFE.should == 1
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}.call
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end
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[2, 3, 4].each do |n|
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it "cannot be set to #{n}" do
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lambda {
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proc {
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$SAFE = n
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}.call
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}.should raise_error(ArgumentError, /\$SAFE=2 to 4 are obsolete/)
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end
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end
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ruby_version_is ""..."2.6" do
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it "cannot be set to values below 0" do
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lambda {
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proc {
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$SAFE = -100
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}.call
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}.should raise_error(SecurityError, /tried to downgrade safe level from 0 to -100/)
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end
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end
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it "cannot be set to values above 4" do
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lambda {
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proc {
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$SAFE = 100
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}.call
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}.should raise_error(ArgumentError, /\$SAFE=2 to 4 are obsolete/)
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end
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ruby_version_is ""..."2.6" do
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it "cannot be manually lowered" do
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proc {
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$SAFE = 1
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lambda {
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$SAFE = 0
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}.should raise_error(SecurityError, /tried to downgrade safe level from 1 to 0/)
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}.call
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end
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it "is automatically lowered when leaving a proc" do
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$SAFE.should == 0
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proc {
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$SAFE = 1
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}.call
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$SAFE.should == 0
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end
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it "is automatically lowered when leaving a lambda" do
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$SAFE.should == 0
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lambda {
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$SAFE = 1
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}.call
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$SAFE.should == 0
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end
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end
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it "can be read when default from Thread#safe_level" do
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Thread.current.safe_level.should == 0
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end
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it "can be read when modified from Thread#safe_level" do
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proc {
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$SAFE = 1
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Thread.current.safe_level.should == 1
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}.call
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end
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end
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