[PATCH v8 2/2] json-writer: t0019: add perl unit test
From: Jeff Hostetler <jeffhost@microsoft.com>
Test json-writer output using perl script.
Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
---
t/t0019-json-writer.sh | 38 ++++++++++++++++++++++++++++++++++++
t/t0019/parse_json.perl | 52 +++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 90 insertions(+)
create mode 100644 t/t0019/parse_json.perl
diff --git a/t/t0019-json-writer.sh b/t/t0019-json-writer.sh
index c9c2e23..fd61fe4 100755
--- a/t/t0019-json-writer.sh
+++ b/t/t0019-json-writer.sh
@@ -233,4 +233,42 @@ test_expect_success 'inline array with no members' '
test_cmp expect actual
'
+# As a sanity check, ask Perl to parse our generated JSON and recursively
+# dump the resulting data in sorted order. Confirm that that matches our
+# expectations.
+test_expect_success 'parse JSON using Perl' '
+ cat >expect <<-\EOF &&
+ row[0].a abc
+ row[0].b 42
+ row[0].sub1 hash
+ row[0].sub1.c 3.14
+ row[0].sub1.d 1
+ row[0].sub1.sub2 array
+ row[0].sub1.sub2[0] 0
+ row[0].sub1.sub2[1] hash
+ row[0].sub1.sub2[1].g 0
+ row[0].sub1.sub2[1].h 1
+ row[0].sub1.sub2[2] null
+ EOF
+ test-json-writer >output.json \
+ @object \
+ @object-string a abc \
+ @object-int b 42 \
+ @object-object "sub1" \
+ @object-double c 2 3.140 \
+ @object-true d \
+ @object-array "sub2" \
+ @array-false \
+ @array-object \
+ @object-int g 0 \
+ @object-int h 1 \
+ @end \
+ @array-null \
+ @end \
+ @end \
+ @end &&
+ perl "$TEST_DIRECTORY"/t0019/parse_json.perl <output.json >actual &&
+ test_cmp expect actual
+'
+
test_done
diff --git a/t/t0019/parse_json.perl b/t/t0019/parse_json.perl
new file mode 100644
index 0000000..ca4e5bf
--- /dev/null
+++ b/t/t0019/parse_json.perl
@@ -0,0 +1,52 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+use JSON;
+
+sub dump_array {
+ my ($label_in, $ary_ref) = @_;
+ my @ary = @$ary_ref;
+
+ for ( my $i = 0; $i <= $#{ $ary_ref }; $i++ )
+ {
+ my $label = "$label_in\[$i\]";
+ dump_item($label, $ary[$i]);
+ }
+}
+
+sub dump_hash {
+ my ($label_in, $obj_ref) = @_;
+ my %obj = %$obj_ref;
+
+ foreach my $k (sort keys %obj) {
+ my $label = (length($label_in) > 0) ? "$label_in.$k" : "$k";
+ my $value = $obj{$k};
+
+ dump_item($label, $value);
+ }
+}
+
+sub dump_item {
+ my ($label_in, $value) = @_;
+ if (ref($value) eq 'ARRAY') {
+ print "$label_in array\n";
+ dump_array($label_in, $value);
+ } elsif (ref($value) eq 'HASH') {
+ print "$label_in hash\n";
+ dump_hash($label_in, $value);
+ } elsif (defined $value) {
+ print "$label_in $value\n";
+ } else {
+ print "$label_in null\n";
+ }
+}
+
+my $row = 0;
+while (<>) {
+ my $data = decode_json( $_ );
+ my $label = "row[$row]";
+
+ dump_hash($label, $data);
+ $row++;
+}
+
--
2.9.3