Add additional sparse array JSON tests

4 files changed, 1282 insertions, 1 deletions

diff --git a/qpdf/qtest/many-nulls.test b/qpdf/qtest/many-nulls.test
index 8a723d53..26ce5f8a 100644
--- a/qpdf/qtest/many-nulls.test
+++ b/qpdf/qtest/many-nulls.test
@@ -33,5 +33,22 @@ $td->runtest("copy sparse array",
              {$td->COMMAND => "test_driver 97 many-nulls.pdf"},
              {$td->STRING => "test 97 done\n", $td->EXIT_STATUS => 0},
              $td->NORMALIZE_NEWLINES);
+$td->runtest("copy file with many nulls",
+             {$td->COMMAND =>
+                    "qpdf minimal-nulls.pdf --qdf --static-id  --no-original-object-ids a.pdf"},
+             {$td->STRING => "", $td->EXIT_STATUS => 0},
+             $td->NORMALIZE_NEWLINES);
+$td->runtest("compare files",
+             {$td->FILE => "a.pdf"},
+             {$td->FILE => "minimal-nulls.pdf"});
+$td->runtest("file with many nulls to JSON v1",
+             {$td->COMMAND => "qpdf minimal-nulls.pdf --json=1 -"},
+             {$td->FILE => "minimal-nulls-1.json", $td->EXIT_STATUS => 0},
+             $td->NORMALIZE_NEWLINES);
+$td->runtest("file with many nulls to JSON v2",
+             {$td->COMMAND => "qpdf minimal-nulls.pdf --json=2 -"},
+             {$td->FILE => "minimal-nulls-2.json", $td->EXIT_STATUS => 0},
+             $td->NORMALIZE_NEWLINES);
+
 cleanup();
-$td->report(4);
+$td->report(8);
diff --git a/qpdf/qtest/qpdf/minimal-nulls-1.json b/qpdf/qtest/qpdf/minimal-nulls-1.json
new file mode 100644
index 00000000..0b8f6e53
--- /dev/null
+++ b/qpdf/qtest/qpdf/minimal-nulls-1.json
@@ -0,0 +1,453 @@
+{
+  "version": 1,
+  "parameters": {
+    "decodelevel": "generalized"
+  },
+  "pages": [
+    {
+      "contents": [
+        "4 0 R"
+      ],
+      "images": [],
+      "label": null,
+      "object": "3 0 R",
+      "outlines": [],
+      "pageposfrom1": 1
+    }
+  ],
+  "pagelabels": [],
+  "acroform": {
+    "fields": [],
+    "hasacroform": false,
+    "needappearances": false
+  },
+  "attachments": {},
+  "encrypt": {
+    "capabilities": {
+      "accessibility": true,
+      "extract": true,
+      "moddifyannotations": true,
+      "modify": true,
+      "modifyassembly": true,
+      "modifyforms": true,
+      "modifyother": true,
+      "printhigh": true,
+      "printlow": true
+    },
+    "encrypted": false,
+    "ownerpasswordmatched": false,
+    "parameters": {
+      "P": 0,
+      "R": 0,
+      "V": 0,
+      "bits": 0,
+      "filemethod": "none",
+      "key": null,
+      "method": "none",
+      "streammethod": "none",
+      "stringmethod": "none"
+    },
+    "recovereduserpassword": null,
+    "userpasswordmatched": false
+  },
+  "outlines": [],
+  "objects": {
+    "1 0 R": {
+      "/Pages": "2 0 R",
+      "/Type": "/Catalog"
+    },
+    "2 0 R": {
+      "/Count": 1,
+      "/Kids": [
+        "3 0 R"
+      ],
+      "/Type": "/Pages"
+    },
+    "3 0 R": {
+      "/Contents": "4 0 R",
+      "/MediaBox": [
+        0,
+        0,
+        612,
+        792
+      ],
+      "/Nulls": [
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        "6 0 R",
+        null,
+        null,
+        null,
+        null,
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+        null,
+        null,
+        null,
+        null,
+        null,
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+        null,
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+        null,
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+        10,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        10,
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+        null,
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+        null,
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+        null,
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+        10,
+        null,
+        null,
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+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null,
+        null
+      ],
+      "/Parent": "2 0 R",
+      "/Resources": {
+        "/Font": {
+          "/F1": "7 0 R"
+        },
+        "/ProcSet": "8 0 R"
+      },
+      "/Type": "/Page"
+    },
+    "4 0 R": {
+      "/Length": "5 0 R"
+    },
+    "5 0 R": 44,
+    "6 0 R": null,
+    "7 0 R": {
+      "/BaseFont": "/Helvetica",
+      "/Encoding": "/WinAnsiEncoding",
+      "/Name": "/F1",
+      "/Subtype": "/Type1",
+      "/Type": "/Font"
+    },
+    "8 0 R": [
+      "/PDF",
+      "/Text"
+    ],
+    "trailer": {
+      "/ID": [
+        "ÏîgE�EMÛ‹Êߢ$²\u0005#",
+        "1AY&SXŠfi#—bd3…'Ł"
+      ],
+      "/Root": "1 0 R",
+      "/Size": 9
+    }
+  },
+  "objectinfo": {
+    "1 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "2 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "3 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "4 0 R": {
+      "stream": {
+        "filter": null,
+        "is": true,
+        "length": 44
+      }
+    },
+    "5 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "6 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "7 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    },
+    "8 0 R": {
+      "stream": {
+        "filter": null,
+        "is": false,
+        "length": null
+      }
+    }
+  }
+}
diff --git a/qpdf/qtest/qpdf/minimal-nulls-2.json b/qpdf/qtest/qpdf/minimal-nulls-2.json
new file mode 100644
index 00000000..6bf61ea7
--- /dev/null
+++ b/qpdf/qtest/qpdf/minimal-nulls-2.json
@@ -0,0 +1,424 @@
+{
+  "version": 2,
+  "parameters": {
+    "decodelevel": "generalized"
+  },
+  "pages": [
+    {
+      "contents": [
+        "4 0 R"
+      ],
+      "images": [],
+      "label": null,
+      "object": "3 0 R",
+      "outlines": [],
+      "pageposfrom1": 1
+    }
+  ],
+  "pagelabels": [],
+  "acroform": {
+    "fields": [],
+    "hasacroform": false,
+    "needappearances": false
+  },
+  "attachments": {},
+  "encrypt": {
+    "capabilities": {
+      "accessibility": true,
+      "extract": true,
+      "modify": true,
+      "modifyannotations": true,
+      "modifyassembly": true,
+      "modifyforms": true,
+      "modifyother": true,
+      "printhigh": true,
+      "printlow": true
+    },
+    "encrypted": false,
+    "ownerpasswordmatched": false,
+    "parameters": {
+      "P": 0,
+      "R": 0,
+      "V": 0,
+      "bits": 0,
+      "filemethod": "none",
+      "key": null,
+      "method": "none",
+      "streammethod": "none",
+      "stringmethod": "none"
+    },
+    "recovereduserpassword": null,
+    "userpasswordmatched": false
+  },
+  "outlines": [],
+  "qpdf": [
+    {
+      "jsonversion": 2,
+      "pdfversion": "1.3",
+      "pushedinheritedpageresources": false,
+      "calledgetallpages": true,
+      "maxobjectid": 8
+    },
+    {
+      "obj:1 0 R": {
+        "value": {
+          "/Pages": "2 0 R",
+          "/Type": "/Catalog"
+        }
+      },
+      "obj:2 0 R": {
+        "value": {
+          "/Count": 1,
+          "/Kids": [
+            "3 0 R"
+          ],
+          "/Type": "/Pages"
+        }
+      },
+      "obj:3 0 R": {
+        "value": {
+          "/Contents": "4 0 R",
+          "/MediaBox": [
+            0,
+            0,
+            612,
+            792
+          ],
+          "/Nulls": [
+            null,
+            null,
+            null,
+            null,
+            null,
+            null,
+            null,
+            null,
+            null,
+            null,
+            "6 0 R",
+            null,
+            null,
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+            null,
+            null,
+            null,
+            null,
+            null,
+            null
+          ],
+          "/Parent": "2 0 R",
+          "/Resources": {
+            "/Font": {
+              "/F1": "7 0 R"
+            },
+            "/ProcSet": "8 0 R"
+          },
+          "/Type": "/Page"
+        }
+      },
+      "obj:4 0 R": {
+        "stream": {
+          "dict": {
+            "/Length": "5 0 R"
+          }
+        }
+      },
+      "obj:5 0 R": {
+        "value": 44
+      },
+      "obj:6 0 R": {
+        "value": null
+      },
+      "obj:7 0 R": {
+        "value": {
+          "/BaseFont": "/Helvetica",
+          "/Encoding": "/WinAnsiEncoding",
+          "/Name": "/F1",
+          "/Subtype": "/Type1",
+          "/Type": "/Font"
+        }
+      },
+      "obj:8 0 R": {
+        "value": [
+          "/PDF",
+          "/Text"
+        ]
+      },
+      "trailer": {
+        "value": {
+          "/ID": [
+            "b:cfee6745ad454ddb88cadfa224b20523",
+            "b:31415926535897932384626433832795"
+          ],
+          "/Root": "1 0 R",
+          "/Size": 9
+        }
+      }
+    }
+  ]
+}
diff --git a/qpdf/qtest/qpdf/minimal-nulls.pdf b/qpdf/qtest/qpdf/minimal-nulls.pdf
new file mode 100644
index 00000000..491d0b30
--- /dev/null
+++ b/qpdf/qtest/qpdf/minimal-nulls.pdf
@@ -0,0 +1,387 @@
+%PDF-1.3
+%����
+%QDF-1.0
+
+1 0 obj
+<<
+  /Pages 2 0 R
+  /Type /Catalog
+>>
+endobj
+
+2 0 obj
+<<
+  /Count 1
+  /Kids [
+    3 0 R
+  ]
+  /Type /Pages
+>>
+endobj
+
+%% Page 1
+3 0 obj
+<<
+  /Contents 4 0 R
+  /MediaBox [
+    0
+    0
+    612
+    792
+  ]
+  /Nulls [
+    null
+    null
+    null
+    null
+    null
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+    6 0 R
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