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require "spec"
require "ecr"
require "ecr/processor"
private class ECRSpecHelloView
@msg : String
def initialize(@msg)
end
ECR.def_to_s "#{__DIR__}/../data/test_template.ecr"
end
describe "ECR" do
it "builds a crystal program from a source" do
program = ECR.process_string "hello <%= 1 %> wor\nld <% while true %> 2 <% end %>\n<%# skip %> <%% \"string\" %>", "foo.cr"
pieces = [
%(__str__ << "hello "),
%(#<loc:push>(#<loc:"foo.cr",1,10> 1 )#<loc:pop>.to_s __str__),
%(__str__ << " wor\\nld "),
%(#<loc:push>#<loc:"foo.cr",2,6> while true #<loc:pop>),
%(__str__ << " 2 "),
%(#<loc:push>#<loc:"foo.cr",2,25> end #<loc:pop>),
%(__str__ << "\\n"),
%(#<loc:push>#<loc:"foo.cr",3,3> # skip #<loc:pop>),
%(__str__ << " "),
%(__str__ << "<% \\"string\\" %>"),
]
program.should eq(pieces.join('\n') + '\n')
end
it "does ECR.def_to_s" do
view = ECRSpecHelloView.new("world!")
view.to_s.strip.should eq("Hello world! 012")
end
it "does with <%= -%>" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template2.ecr", io
io.to_s.should eq("123")
end
it "does with <%- %> (1)" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template3.ecr", io
io.to_s.should eq("01")
end
it "does with <%- %> (2)" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template4.ecr", io
io.to_s.should eq("hi\n01")
end
it "does with <% -%>" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template5.ecr", io
io.to_s.should eq("hi\n 0\n 1\n ")
end
it "does with -% inside string" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template6.ecr", io
io.to_s.should eq("string with -%")
end
it "does with <%% %>" do
io = IO::Memory.new
ECR.embed "#{__DIR__}/../data/test_template7.ecr", io
io.to_s.should eq(<<-ECR)
<% if @name %>
Greetings, <%= @name %>!
<%- else -%>
Greetings!
<%- end -%>
ECR
end
it ".render" do
ECR.render("#{__DIR__}/../data/test_template2.ecr").should eq("123")
end
end
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