Add method to JsonHttpTest to return n-th element from a non-definiti…

…ve selection, needed as workaround for: json-path/JsonPath#272
fhoeben · May 22, 2017 · 14aa578 · 14aa578
1 parent 57fa835
commit 14aa578
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Showing 5 changed files with 25 additions and 10 deletions.
diff --git a/src/main/java/nl/hsac/fitnesse/fixture/slim/JsonHttpTest.java b/src/main/java/nl/hsac/fitnesse/fixture/slim/JsonHttpTest.java
@@ -51,6 +51,11 @@ public Object jsonPath(String path) {
         return getPathHelper().getJsonPath(responseString, jsonPath);
     }
 
+    public Object elementOfJsonPath(int index, String path) {
+        List<Object> all = getAllMatches(path);
+        return all.get(index);
+    }
+
     public int jsonPathCount(String path) {
         List<Object> all = getAllMatches(path);
         return all.size();

diff --git a/src/test/java/nl/hsac/fitnesse/fixture/util/JsonPathHelperTest.java b/src/test/java/nl/hsac/fitnesse/fixture/util/JsonPathHelperTest.java
@@ -66,6 +66,12 @@ public void testJsonPath() {
         assertEquals("Herman Melville", result);
     }
 
+    @Test
+    public void testFindWithIndexExp() {
+        List<Object> result = helper.getAllJsonPath(JSON, "$.store.book[?(@.author=='Herman Melville')].title");
+        assertEquals("Moby Dick", result.get(0));
+    }
+
     @Test
     public void testJsonPathException() {
         try {

diff --git a/wiki/FitNesseRoot/HsacAcceptanceTests/SlimTests/HttpTest/JsonHttpTest.wiki b/wiki/FitNesseRoot/HsacAcceptanceTests/SlimTests/HttpTest/JsonHttpTest.wiki
@@ -20,16 +20,17 @@
 |add response|Broken|with status|500|
 |$url=       |get mock server url   |
 
-|script       |json http test                                                |
-|get from     |$url                                                          |
-|check        |json path count      |airplanes[*]        |2                  |
-|check        |json path            |airplanes.length()  |2                  |
-|show         |all json path matches|airplanes[*].airline                    |
-|check        |all json path matches|airplanes[*].airline|=~/.*KLM.*Virgin.*/|
-|check        |json path            |airplanes[0].seats  |400                |
-|set json path|airplanes[0].seats   |to                  |300                |
-|check        |json path            |airplanes[0].seats  |300                |
-|show         |response                                                      |
+|script       |json http test                                                                                 |
+|get from     |$url                                                                                           |
+|check        |json path count      |airplanes[*]        |2                                                   |
+|check        |json path            |airplanes.length()  |2                                                   |
+|show         |all json path matches|airplanes[*].airline                                                     |
+|check        |all json path matches|airplanes[*].airline|=~/.*KLM.*Virgin.*/                                 |
+|check        |json path            |airplanes[0].seats  |400                                                 |
+|check        |element              |0                   |of json path|airplanes[?(@.airline=='KLM')].type|747|
+|set json path|airplanes[0].seats   |to                  |300                                                 |
+|check        |json path            |airplanes[0].seats  |300                                                 |
+|show         |response                                                                                       |
 
 And now a call which returns an error status code.
 

diff --git a/wiki/FitNesseRoot/HsacExamples/SlimTests/HttpTests.wiki b/wiki/FitNesseRoot/HsacExamples/SlimTests/HttpTests.wiki
@@ -75,6 +75,7 @@ The commands/keywords (i.e. public methods) added by !-nl.hsac.fitnesse.fixture.
 |json path <expression>                        |Evaluates the (definite) expression against the last response received.                                                                                          |
 |json path count <expression>                  |Evaluates the (indefinite) expression against the last response received, counting the number of results.                                                        |
 |all json path matches <expression>            |Evaluates the expression against the last response received and returns all results. Intended to be used with 'show' command.                                    |
+|result <index> of json path <expression>      |Evaluates the (indefinite) expression against the last response received, and returns the index-th element of the results.                                       |
 |set json path <expression> to <value>         |Evaluates the expression against the last response received and -if exactly one key is found- replaces that key's existing value with the value that is provided.|
 |repeat until json path <expression> is <value>|If 'expression' does not evaluates to 'value' for the last response: repeats last request until it does.                                                         |
 

diff --git a/wiki/FitNesseRoot/HsacExamples/SlimTests/HttpTests/JsonHttpTest.wiki b/wiki/FitNesseRoot/HsacExamples/SlimTests/HttpTests/JsonHttpTest.wiki
@@ -39,6 +39,8 @@ json={"key":"value"}
 |check |json path            |size    |>0                           |
 |check |json path count      |$.*     |>=5                          |
 |show  |all json path matches|*                                     |
+|check |element              |1       |of json path   |$.*  |false  |
+
 
 Next another POST, posting of url-enoded values defined in the wiki.