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-rw-r--r--test/rake/test_rake_rules.rb327
1 files changed, 327 insertions, 0 deletions
diff --git a/test/rake/test_rake_rules.rb b/test/rake/test_rake_rules.rb
new file mode 100644
index 0000000000..3f6e352322
--- /dev/null
+++ b/test/rake/test_rake_rules.rb
@@ -0,0 +1,327 @@
+require File.expand_path('../helper', __FILE__)
+require 'fileutils'
+
+class TestRakeRules < Rake::TestCase
+ include Rake
+
+ SRCFILE = "abc.c"
+ SRCFILE2 = "xyz.c"
+ FTNFILE = "abc.f"
+ OBJFILE = "abc.o"
+ FOOFILE = "foo"
+ DOTFOOFILE = ".foo"
+
+ def setup
+ super
+
+ Task.clear
+ @runs = []
+ end
+
+ def test_multiple_rules1
+ create_file(FTNFILE)
+ delete_file(SRCFILE)
+ delete_file(OBJFILE)
+ rule(/\.o$/ => ['.c']) do @runs << :C end
+ rule(/\.o$/ => ['.f']) do @runs << :F end
+ t = Task[OBJFILE]
+ t.invoke
+ Task[OBJFILE].invoke
+ assert_equal [:F], @runs
+ end
+
+ def test_multiple_rules2
+ create_file(FTNFILE)
+ delete_file(SRCFILE)
+ delete_file(OBJFILE)
+ rule(/\.o$/ => ['.f']) do @runs << :F end
+ rule(/\.o$/ => ['.c']) do @runs << :C end
+ Task[OBJFILE].invoke
+ assert_equal [:F], @runs
+ end
+
+ def test_create_with_source
+ create_file(SRCFILE)
+ rule(/\.o$/ => ['.c']) do |t|
+ @runs << t.name
+ assert_equal OBJFILE, t.name
+ assert_equal SRCFILE, t.source
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+
+ def test_single_dependent
+ create_file(SRCFILE)
+ rule(/\.o$/ => '.c') do |t|
+ @runs << t.name
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+
+ def test_rule_can_be_created_by_string
+ create_file(SRCFILE)
+ rule '.o' => ['.c'] do |t|
+ @runs << t.name
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+
+ def test_rule_prereqs_can_be_created_by_string
+ create_file(SRCFILE)
+ rule '.o' => '.c' do |t|
+ @runs << t.name
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+
+ def test_plain_strings_as_dependents_refer_to_files
+ create_file(SRCFILE)
+ rule '.o' => SRCFILE do |t|
+ @runs << t.name
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+
+ def test_file_names_beginning_with_dot_can_be_tricked_into_referring_to_file
+ verbose(false) do
+ create_file('.foo')
+ rule '.o' => "./.foo" do |t|
+ @runs << t.name
+ end
+ Task[OBJFILE].invoke
+ assert_equal [OBJFILE], @runs
+ end
+ end
+
+ def test_file_names_beginning_with_dot_can_be_wrapped_in_lambda
+ verbose(false) do
+
+ create_file(".foo")
+ rule '.o' => lambda{".foo"} do |t|
+ @runs << "#{t.name} - #{t.source}"
+ end
+ Task[OBJFILE].invoke
+ assert_equal ["#{OBJFILE} - .foo"], @runs
+ end
+ end
+
+ def test_file_names_containing_percent_can_be_wrapped_in_lambda
+ verbose(false) do
+ create_file("foo%x")
+ rule '.o' => lambda{"foo%x"} do |t|
+ @runs << "#{t.name} - #{t.source}"
+ end
+ Task[OBJFILE].invoke
+ assert_equal ["#{OBJFILE} - foo%x"], @runs
+ end
+ end
+
+ def test_non_extension_rule_name_refers_to_file
+ verbose(false) do
+ create_file("abc.c")
+ rule "abc" => '.c' do |t|
+ @runs << t.name
+ end
+ Task["abc"].invoke
+ assert_equal ["abc"], @runs
+ end
+ end
+
+ def test_pathmap_automatically_applies_to_name
+ verbose(false) do
+ create_file("zzabc.c")
+ rule ".o" => 'zz%{x,a}n.c' do |t|
+ @runs << "#{t.name} - #{t.source}"
+ end
+ Task["xbc.o"].invoke
+ assert_equal ["xbc.o - zzabc.c"], @runs
+ end
+ end
+
+ def test_plain_strings_are_just_filenames
+ verbose(false) do
+ create_file("plainname")
+ rule ".o" => 'plainname' do |t|
+ @runs << "#{t.name} - #{t.source}"
+ end
+ Task["xbc.o"].invoke
+ assert_equal ["xbc.o - plainname"], @runs
+ end
+ end
+
+ def test_rule_runs_when_explicit_task_has_no_actions
+ create_file(SRCFILE)
+ create_file(SRCFILE2)
+ delete_file(OBJFILE)
+ rule '.o' => '.c' do |t|
+ @runs << t.source
+ end
+ file OBJFILE => [SRCFILE2]
+ Task[OBJFILE].invoke
+ assert_equal [SRCFILE], @runs
+ end
+
+ def test_close_matches_on_name_do_not_trigger_rule
+ create_file("x.c")
+ rule '.o' => ['.c'] do |t|
+ @runs << t.name
+ end
+ assert_raises(RuntimeError) { Task['x.obj'].invoke }
+ assert_raises(RuntimeError) { Task['x.xyo'].invoke }
+ end
+
+ def test_rule_rebuilds_obj_when_source_is_newer
+ create_timed_files(OBJFILE, SRCFILE)
+ rule(/\.o$/ => ['.c']) do
+ @runs << :RULE
+ end
+ Task[OBJFILE].invoke
+ assert_equal [:RULE], @runs
+ end
+
+ def test_rule_with_two_sources_runs_if_both_sources_are_present
+ create_timed_files(OBJFILE, SRCFILE, SRCFILE2)
+ rule OBJFILE => [lambda{SRCFILE}, lambda{SRCFILE2}] do
+ @runs << :RULE
+ end
+ Task[OBJFILE].invoke
+ assert_equal [:RULE], @runs
+ end
+
+ def test_rule_with_two_sources_but_one_missing_does_not_run
+ create_timed_files(OBJFILE, SRCFILE)
+ delete_file(SRCFILE2)
+ rule OBJFILE => [lambda{SRCFILE}, lambda{SRCFILE2}] do
+ @runs << :RULE
+ end
+ Task[OBJFILE].invoke
+ assert_equal [], @runs
+ end
+
+ def test_rule_with_two_sources_builds_both_sources
+ task 'x.aa'
+ task 'x.bb'
+ rule '.a' => '.aa' do
+ @runs << "A"
+ end
+ rule '.b' => '.bb' do
+ @runs << "B"
+ end
+ rule ".c" => ['.a', '.b'] do
+ @runs << "C"
+ end
+ Task["x.c"].invoke
+ assert_equal ["A", "B", "C"], @runs.sort
+ end
+
+ def test_second_rule_runs_when_first_rule_doesnt
+ create_timed_files(OBJFILE, SRCFILE)
+ delete_file(SRCFILE2)
+ rule OBJFILE => [lambda{SRCFILE}, lambda{SRCFILE2}] do
+ @runs << :RULE1
+ end
+ rule OBJFILE => [lambda{SRCFILE}] do
+ @runs << :RULE2
+ end
+ Task[OBJFILE].invoke
+ assert_equal [:RULE2], @runs
+ end
+
+ def test_second_rule_doest_run_if_first_triggers
+ create_timed_files(OBJFILE, SRCFILE, SRCFILE2)
+ rule OBJFILE => [lambda{SRCFILE}, lambda{SRCFILE2}] do
+ @runs << :RULE1
+ end
+ rule OBJFILE => [lambda{SRCFILE}] do
+ @runs << :RULE2
+ end
+ Task[OBJFILE].invoke
+ assert_equal [:RULE1], @runs
+ end
+
+ def test_second_rule_doest_run_if_first_triggers_with_reversed_rules
+ create_timed_files(OBJFILE, SRCFILE, SRCFILE2)
+ rule OBJFILE => [lambda{SRCFILE}] do
+ @runs << :RULE1
+ end
+ rule OBJFILE => [lambda{SRCFILE}, lambda{SRCFILE2}] do
+ @runs << :RULE2
+ end
+ Task[OBJFILE].invoke
+ assert_equal [:RULE1], @runs
+ end
+
+ def test_rule_with_proc_dependent_will_trigger
+ mkdir_p("src/jw")
+ create_file("src/jw/X.java")
+ rule %r(classes/.*\.class) => [
+ proc { |fn| fn.pathmap("%{classes,src}d/%n.java") }
+ ] do |task|
+ assert_equal task.name, 'classes/jw/X.class'
+ assert_equal task.source, 'src/jw/X.java'
+ @runs << :RULE
+ end
+ Task['classes/jw/X.class'].invoke
+ assert_equal [:RULE], @runs
+ ensure
+ rm_r("src", :verbose=>false) rescue nil
+ end
+
+ def test_proc_returning_lists_are_flattened_into_prereqs
+ ran = false
+ mkdir_p("flatten")
+ create_file("flatten/a.txt")
+ task 'flatten/b.data' do |t|
+ ran = true
+ touch t.name, :verbose => false
+ end
+ rule '.html' =>
+ proc { |fn|
+ [
+ fn.ext("txt"),
+ "flatten/b.data"
+ ]
+ } do |task|
+ end
+ Task['flatten/a.html'].invoke
+ assert ran, "Should have triggered flattened dependency"
+ ensure
+ rm_r("flatten", :verbose=>false) rescue nil
+ end
+
+ def test_recursive_rules_will_work_as_long_as_they_terminate
+ actions = []
+ create_file("abc.xml")
+ rule '.y' => '.xml' do actions << 'y' end
+ rule '.c' => '.y' do actions << 'c'end
+ rule '.o' => '.c' do actions << 'o'end
+ rule '.exe' => '.o' do actions << 'exe'end
+ Task["abc.exe"].invoke
+ assert_equal ['y', 'c', 'o', 'exe'], actions
+ end
+
+ def test_recursive_rules_that_dont_terminate_will_overflow
+ create_file("a.a")
+ prev = 'a'
+ ('b'..'z').each do |letter|
+ rule ".#{letter}" => ".#{prev}" do |t| puts "#{t.name}" end
+ prev = letter
+ end
+ ex = assert_raises(Rake::RuleRecursionOverflowError) {
+ Task["a.z"].invoke
+ }
+ assert_match(/a\.z => a.y/, ex.message)
+ end
+
+ def test_rules_with_bad_dependents_will_fail
+ rule "a" => [ 1 ] do |t| puts t.name end
+ assert_raises(RuntimeError) do Task['a'].invoke end
+ end
+
+end
+
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