# Testing from code comments.
module testing_doc
+private import parser_util
import testing_base
-intrude import docdown
+import markdown
+import html
# Extractor, Executor and Reporter for the tests in a module
class NitUnitExecutor
- super Doc2Mdwn
+ super HTMLDecorator
+
+ # Toolcontext used to parse Nit code blocks.
+ var toolcontext: ToolContext
# The prefix of the generated Nit source-file
var prefix: String
var testsuite: HTMLTag
# All blocks of code from a same `ADoc`
- var blocks = new Array[Array[String]]
+ var blocks = new Array[Buffer]
# All failures from a same `ADoc`
var failures = new Array[String]
- redef fun process_code(n: HTMLTag, text: String, tag: nullable String)
- do
- # Skip non-blocks
- if n.tag != "pre" then return
-
- # Skip strict non-nit
- if tag != null and tag != "nit" and tag != "" then
- return
- end
-
- # Try to parse it
- var ast = toolcontext.parse_something(text)
-
- # Skip pure comments
- if ast isa TComment then return
-
- # We want executable code
- if not (ast isa AModule or ast isa ABlockExpr or ast isa AExpr) then
- var message = ""
- if ast isa AError then message = " At {ast.location}: {ast.message}."
- toolcontext.warning(mdoc.location, "invalid-block", "Error: There is a block of code that is not valid Nit, thus not considered a nitunit. To suppress this warning, enclose the block with a fence tagged `nitish` or `raw` (see `man nitdoc`).{message}")
- failures.add("{mdoc.location}: Invalid block of code.{message}")
- return
- end
-
- # Create a first block
- # Or create a new block for modules that are more than a main part
- if blocks.is_empty or ast isa AModule then
- blocks.add(new Array[String])
- end
+ # Markdown processor used to parse markdown comments and extract code.
+ var mdproc = new MarkdownProcessor
- # Add it to the file
- blocks.last.add(text)
+ init do
+ mdproc.emitter.decorator = new NitunitDecorator(self)
end
# The associated documentation object
self.mdoc = mdoc
- work(mdoc)
+ # Populate `blocks` from the markdown decorator
+ mdproc.process(mdoc.content.join("\n"))
toolcontext.check_errors
var ne = new HTMLTag("failure")
ne.attr("message", msg)
tc.add ne
+ toolcontext.modelbuilder.unit_entities += 1
toolcontext.modelbuilder.failed_entities += 1
end
if blocks.is_empty then testsuite.add(tc)
end
if blocks.is_empty then return
-
for block in blocks do
- docunits.add new DocUnit(mdoc, tc, block.join(""))
+ docunits.add new DocUnit(mdoc, tc, block.write_to_string)
end
end
private fun compile_unitfile(file: String): Int
do
var nit_dir = toolcontext.nit_dir
- var nitg = nit_dir/"bin/nitg"
- if not nitg.file_exists then
- toolcontext.error(null, "Cannot find nitg. Set envvar NIT_DIR.")
+ var nitc = nit_dir/"bin/nitc"
+ if not nitc.file_exists then
+ toolcontext.error(null, "Error: cannot find nitc. Set envvar NIT_DIR.")
toolcontext.check_errors
end
var opts = new Array[String]
if mmodule != null then
opts.add "-I {mmodule.location.file.filename.dirname}"
end
- var cmd = "{nitg} --ignore-visibility --no-color '{file}' {opts.join(" ")} >'{file}.out1' 2>&1 </dev/null -o '{file}.bin'"
+ var cmd = "{nitc} --ignore-visibility --no-color '{file}' {opts.join(" ")} >'{file}.out1' 2>&1 </dev/null -o '{file}.bin'"
var res = sys.system(cmd)
return res
end
end
+private class NitunitDecorator
+ super HTMLDecorator
+
+ var executor: NitUnitExecutor
+
+ redef fun add_code(v, block) do
+ var code = block.raw_content
+ var meta = block.meta or else "nit"
+ # Do not try to test non-nit code.
+ if meta != "nit" then return
+ # Try to parse code blocks
+ var ast = executor.toolcontext.parse_something(code)
+
+ # Skip pure comments
+ if ast isa TComment then return
+
+ # We want executable code
+ if not (ast isa AModule or ast isa ABlockExpr or ast isa AExpr) then
+ var message = ""
+ if ast isa AError then message = " At {ast.location}: {ast.message}."
+ executor.toolcontext.warning(executor.mdoc.location, "invalid-block", "Error: there is a block of invalid Nit code, thus not considered a nitunit. To suppress this warning, enclose the block with a fence tagged `nitish` or `raw` (see `man nitdoc`).{message}")
+ executor.failures.add("{executor.mdoc.location}: Invalid block of code.{message}")
+ return
+ end
+
+ # Create a first block
+ # Or create a new block for modules that are more than a main part
+ if executor.blocks.is_empty or ast isa AModule then
+ executor.blocks.add(new Buffer)
+ end
+
+ # Add it to the file
+ executor.blocks.last.append code
+ end
+end
+
# A unit-test to run
class DocUnit
# The doc that contains self
# usualy, only the original module must be imported in the unit test.
var o = mmodule
var g = o.mgroup
- if g != null and g.mproject.name == "standard" then
- # except for a unit test in a module of standard
- # in this case, the whole standard must be imported
- o = get_mmodule_by_name(nmodule, g, g.mproject.name).as(not null)
+ if g != null and g.mpackage.name == "core" then
+ # except for a unit test in a module of `core`
+ # in this case, the whole `core` must be imported
+ o = get_mmodule_by_name(nmodule, g, g.mpackage.name).as(not null)
end
ts.attr("package", mmodule.full_name)
return ts
end
+
+ # Extracts and executes all the docunits in the readme of the `mgroup`
+ # Returns a JUnit-compatible `<testsuite>` XML element that contains the results of the executions.
+ fun test_group(mgroup: MGroup): HTMLTag
+ do
+ var ts = new HTMLTag("testsuite")
+ toolcontext.info("nitunit: doc-unit group {mgroup}", 2)
+
+ # usually, only the default module must be imported in the unit test.
+ var o = mgroup.default_mmodule
+
+ ts.attr("package", mgroup.full_name)
+
+ var prefix = toolcontext.test_dir
+ prefix = prefix.join_path(mgroup.to_s)
+ var d2m = new NitUnitExecutor(toolcontext, prefix, o, ts)
+
+ var tc
+
+ total_entities += 1
+ var mdoc = mgroup.mdoc
+ if mdoc == null then return ts
+
+ doc_entities += 1
+ tc = new HTMLTag("testcase")
+ # NOTE: jenkins expects a '.' in the classname attr
+ tc.attr("classname", "nitunit." + mgroup.full_name)
+ tc.attr("name", "<group>")
+ d2m.extract(mdoc, tc)
+
+ d2m.run_tests
+
+ return ts
+ end
+
+ # Test a document object unrelated to a Nit entity
+ fun test_mdoc(mdoc: MDoc): HTMLTag
+ do
+ var ts = new HTMLTag("testsuite")
+ var file = mdoc.location.to_s
+
+ toolcontext.info("nitunit: doc-unit file {file}", 2)
+
+ ts.attr("package", file)
+
+ var prefix = toolcontext.test_dir / "file"
+ var d2m = new NitUnitExecutor(toolcontext, prefix, null, ts)
+
+ var tc
+
+ total_entities += 1
+ doc_entities += 1
+
+ tc = new HTMLTag("testcase")
+ # NOTE: jenkins expects a '.' in the classname attr
+ tc.attr("classname", "nitunit.<file>")
+ tc.attr("name", file)
+
+ d2m.extract(mdoc, tc)
+ d2m.run_tests
+
+ return ts
+ end
end