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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../../spec_helper'
describe Puppet::Parser do
AST = Puppet::Parser::AST
before :each do
@parser = Puppet::Parser::Parser.new :environment => "development"
@true_ast = AST::Boolean.new :value => true
end
describe "when parsing append operator" do
it "should not raise syntax errors" do
lambda { @parser.parse("$var += something") }.should_not raise_error
end
it "shouldraise syntax error on incomplete syntax " do
lambda { @parser.parse("$var += ") }.should raise_error
end
it "should call AST::VarDef with append=true" do
AST::VarDef.expects(:new).with { |h| h[:append] == true }
@parser.parse("$var += 2")
end
it "should work with arrays too" do
AST::VarDef.expects(:new).with { |h| h[:append] == true }
@parser.parse("$var += ['test']")
end
end
describe Puppet::Parser, "when parsing 'if'" do
it "not, it should create the correct ast objects" do
AST::Not.expects(:new).with { |h| h[:value].is_a?(AST::Boolean) }
@parser.parse("if ! true { $var = 1 }")
end
it "boolean operation, it should create the correct ast objects" do
AST::BooleanOperator.expects(:new).with {
|h| h[:rval].is_a?(AST::Boolean) and h[:lval].is_a?(AST::Boolean) and h[:operator]=="or"
}
@parser.parse("if true or true { $var = 1 }")
end
it "comparison operation, it should create the correct ast objects" do
AST::ComparisonOperator.expects(:new).with {
|h| h[:lval].is_a?(AST::Name) and h[:rval].is_a?(AST::Name) and h[:operator]=="<"
}
@parser.parse("if 1 < 2 { $var = 1 }")
end
end
describe Puppet::Parser, "when parsing if complex expressions" do
it "should create a correct ast tree" do
AST::ComparisonOperator.expects(:new).with {
|h| h[:rval].is_a?(AST::Name) and h[:lval].is_a?(AST::Name) and h[:operator]==">"
}.returns("whatever")
AST::ComparisonOperator.expects(:new).with {
|h| h[:rval].is_a?(AST::Name) and h[:lval].is_a?(AST::Name) and h[:operator]=="=="
}.returns("whatever")
AST::BooleanOperator.expects(:new).with {
|h| h[:rval]=="whatever" and h[:lval]=="whatever" and h[:operator]=="and"
}
@parser.parse("if (1 > 2) and (1 == 2) { $var = 1 }")
end
it "should raise an error on incorrect expression" do
lambda { @parser.parse("if (1 > 2 > ) or (1 == 2) { $var = 1 }") }.should raise_error
end
end
describe Puppet::Parser, "when parsing resource references" do
it "should not raise syntax errors" do
lambda { @parser.parse('exec { test: param => File["a"] }') }.should_not raise_error
end
it "should not raise syntax errors with multiple references" do
lambda { @parser.parse('exec { test: param => File["a","b"] }') }.should_not raise_error
end
it "should create an AST::ResourceReference" do
AST::Resource.stubs(:new)
AST::ResourceReference.expects(:new).with { |arg|
arg[:line]==1 and arg[:type]=="File" and arg[:title].is_a?(AST::ASTArray)
}
@parser.parse('exec { test: command => File["a","b"] }')
end
end
describe Puppet::Parser, "when parsing resource overrides" do
it "should not raise syntax errors" do
lambda { @parser.parse('Resource["title"] { param => value }') }.should_not raise_error
end
it "should not raise syntax errors with multiple overrides" do
lambda { @parser.parse('Resource["title1","title2"] { param => value }') }.should_not raise_error
end
it "should create an AST::ResourceOverride" do
AST::ResourceOverride.expects(:new).with { |arg|
arg[:line]==1 and arg[:object].is_a?(AST::ResourceReference) and arg[:params].is_a?(AST::ResourceParam)
}
@parser.parse('Resource["title1","title2"] { param => value }')
end
end
describe Puppet::Parser, "when parsing if statements" do
it "should not raise errors with empty if" do
lambda { @parser.parse("if true { }") }.should_not raise_error
end
it "should not raise errors with empty else" do
lambda { @parser.parse("if false { notice('if') } else { }") }.should_not raise_error
end
it "should not raise errors with empty if and else" do
lambda { @parser.parse("if false { } else { }") }.should_not raise_error
end
it "should create a nop node for empty branch" do
AST::Nop.expects(:new)
@parser.parse("if true { }")
end
it "should create a nop node for empty else branch" do
AST::Nop.expects(:new)
@parser.parse("if true { notice('test') } else { }")
end
end
end
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