eric7/DebugClients/Python/coverage/summary.py

branch
eric7
changeset 8312
800c432b34c8
parent 7702
f8b97639deb5
child 8527
2bd1325d727e
diff -r 4e8b98454baa -r 800c432b34c8 eric7/DebugClients/Python/coverage/summary.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/DebugClients/Python/coverage/summary.py	Sat May 15 18:45:04 2021 +0200
@@ -0,0 +1,163 @@
+# Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
+# For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
+
+"""Summary reporting"""
+
+import sys
+
+from coverage import env
+from coverage.report import get_analysis_to_report
+from coverage.results import Numbers
+from coverage.misc import NotPython, CoverageException, output_encoding
+
+
+class SummaryReporter(object):
+    """A reporter for writing the summary report."""
+
+    def __init__(self, coverage):
+        self.coverage = coverage
+        self.config = self.coverage.config
+        self.branches = coverage.get_data().has_arcs()
+        self.outfile = None
+        self.fr_analysis = []
+        self.skipped_count = 0
+        self.empty_count = 0
+        self.total = Numbers()
+        self.fmt_err = u"%s   %s: %s"
+
+    def writeout(self, line):
+        """Write a line to the output, adding a newline."""
+        if env.PY2:
+            line = line.encode(output_encoding())
+        self.outfile.write(line.rstrip())
+        self.outfile.write("\n")
+
+    def report(self, morfs, outfile=None):
+        """Writes a report summarizing coverage statistics per module.
+
+        `outfile` is a file object to write the summary to. It must be opened
+        for native strings (bytes on Python 2, Unicode on Python 3).
+
+        """
+        self.outfile = outfile or sys.stdout
+
+        self.coverage.get_data().set_query_contexts(self.config.report_contexts)
+        for fr, analysis in get_analysis_to_report(self.coverage, morfs):
+            self.report_one_file(fr, analysis)
+
+        # Prepare the formatting strings, header, and column sorting.
+        max_name = max([len(fr.relative_filename()) for (fr, analysis) in self.fr_analysis] + [5])
+        fmt_name = u"%%- %ds  " % max_name
+        fmt_skip_covered = u"\n%s file%s skipped due to complete coverage."
+        fmt_skip_empty = u"\n%s empty file%s skipped."
+
+        header = (fmt_name % "Name") + u" Stmts   Miss"
+        fmt_coverage = fmt_name + u"%6d %6d"
+        if self.branches:
+            header += u" Branch BrPart"
+            fmt_coverage += u" %6d %6d"
+        width100 = Numbers.pc_str_width()
+        header += u"%*s" % (width100+4, "Cover")
+        fmt_coverage += u"%%%ds%%%%" % (width100+3,)
+        if self.config.show_missing:
+            header += u"   Missing"
+            fmt_coverage += u"   %s"
+        rule = u"-" * len(header)
+
+        column_order = dict(name=0, stmts=1, miss=2, cover=-1)
+        if self.branches:
+            column_order.update(dict(branch=3, brpart=4))
+
+        # Write the header
+        self.writeout(header)
+        self.writeout(rule)
+
+        # `lines` is a list of pairs, (line text, line values).  The line text
+        # is a string that will be printed, and line values is a tuple of
+        # sortable values.
+        lines = []
+
+        for (fr, analysis) in self.fr_analysis:
+            try:
+                nums = analysis.numbers
+
+                args = (fr.relative_filename(), nums.n_statements, nums.n_missing)
+                if self.branches:
+                    args += (nums.n_branches, nums.n_partial_branches)
+                args += (nums.pc_covered_str,)
+                if self.config.show_missing:
+                    args += (analysis.missing_formatted(branches=True),)
+                text = fmt_coverage % args
+                # Add numeric percent coverage so that sorting makes sense.
+                args += (nums.pc_covered,)
+                lines.append((text, args))
+            except Exception:
+                report_it = not self.config.ignore_errors
+                if report_it:
+                    typ, msg = sys.exc_info()[:2]
+                    # NotPython is only raised by PythonFileReporter, which has a
+                    # should_be_python() method.
+                    if typ is NotPython and not fr.should_be_python():
+                        report_it = False
+                if report_it:
+                    self.writeout(self.fmt_err % (fr.relative_filename(), typ.__name__, msg))
+
+        # Sort the lines and write them out.
+        if getattr(self.config, 'sort', None):
+            sort_option = self.config.sort.lower()
+            reverse = False
+            if sort_option[0] == '-':
+                reverse = True
+                sort_option = sort_option[1:]
+            elif sort_option[0] == '+':
+                sort_option = sort_option[1:]
+
+            position = column_order.get(sort_option)
+            if position is None:
+                raise CoverageException("Invalid sorting option: {!r}".format(self.config.sort))
+            lines.sort(key=lambda l: (l[1][position], l[0]), reverse=reverse)
+
+        for line in lines:
+            self.writeout(line[0])
+
+        # Write a TOTAl line if we had more than one file.
+        if self.total.n_files > 1:
+            self.writeout(rule)
+            args = ("TOTAL", self.total.n_statements, self.total.n_missing)
+            if self.branches:
+                args += (self.total.n_branches, self.total.n_partial_branches)
+            args += (self.total.pc_covered_str,)
+            if self.config.show_missing:
+                args += ("",)
+            self.writeout(fmt_coverage % args)
+
+        # Write other final lines.
+        if not self.total.n_files and not self.skipped_count:
+            raise CoverageException("No data to report.")
+
+        if self.config.skip_covered and self.skipped_count:
+            self.writeout(
+                fmt_skip_covered % (self.skipped_count, 's' if self.skipped_count > 1 else '')
+                )
+        if self.config.skip_empty and self.empty_count:
+            self.writeout(
+                fmt_skip_empty % (self.empty_count, 's' if self.empty_count > 1 else '')
+                )
+
+        return self.total.n_statements and self.total.pc_covered
+
+    def report_one_file(self, fr, analysis):
+        """Report on just one file, the callback from report()."""
+        nums = analysis.numbers
+        self.total += nums
+
+        no_missing_lines = (nums.n_missing == 0)
+        no_missing_branches = (nums.n_partial_branches == 0)
+        if self.config.skip_covered and no_missing_lines and no_missing_branches:
+            # Don't report on 100% files.
+            self.skipped_count += 1
+        elif self.config.skip_empty and nums.n_statements == 0:
+            # Don't report on empty files.
+            self.empty_count += 1
+        else:
+            self.fr_analysis.append((fr, analysis))

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