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Diffstat (limited to 'lib/common_test/doc')
| -rw-r--r-- | lib/common_test/doc/src/ct_hooks.xml | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/lib/common_test/doc/src/ct_hooks.xml b/lib/common_test/doc/src/ct_hooks.xml index 954be0ffba..613b694796 100644 --- a/lib/common_test/doc/src/ct_hooks.xml +++ b/lib/common_test/doc/src/ct_hooks.xml @@ -109,6 +109,129 @@ </func> <func> + <name>Module:post_groups(SuiteName, GroupDefs) -> NewGroupDefs</name> + <fsummary>Called after groups/0.</fsummary> + <type> + <v>SuiteName = atom()</v> + <v>GroupDefs = NewGroupDefs = [Group]</v> + <v>Group = {GroupName,Properties,GroupsAndTestCases}</v> + <v>GroupName = atom()</v> + <v>Properties = [parallel | sequence | Shuffle | {RepeatType,N}]</v> + <v>GroupsAndTestCases = [Group | {group,GroupName} | TestCase]</v> + <v>TestCase = atom()</v> + <v>Shuffle = shuffle | {shuffle,Seed}</v> + <v>Seed = {integer(),integer(),integer()}</v> + <v>RepeatType = repeat | repeat_until_all_ok | repeat_until_all_fail | repeat_until_any_ok | repeat_until_any_fail</v> + <v>N = integer() | forever</v> + </type> + <desc> + <p>OPTIONAL</p> + + <p>This function is called after + <seealso marker="common_test#Module:groups-0"><c>groups/0</c></seealso>. + It is used to modify the test group definitions, for + instance to add or remove groups or change group properties.</p> + + <p><c>GroupDefs</c> is what + <seealso marker="common_test#Module:groups-0"><c>groups/0</c></seealso> + returned, that is, a list of group definitions.</p> + + <p><c>NewGroupDefs</c> is the possibly modified version of this list.</p> + + <p>This function is called only if the CTH is added before + <c>init_per_suite</c> is run. For details, see section + <seealso marker="ct_hooks_chapter#scope">CTH Scope</seealso> + in the User's Guide.</p> + + <p>Notice that for CTHs that are installed by means of the + <seealso marker="common_test#Module:suite-0"><c>suite/0</c></seealso> + function, <c>post_groups/2</c> is called before + the <seealso marker="#Module:init-2"><c>init/2</c></seealso> + hook function. However, for CTHs that are installed by means + of the CT start flag, + the <seealso marker="#Module:init-2"><c>init/2</c></seealso> + function is called first.</p> + + <note> + <p>Prior to each test execution, Common Test does a + simulated test run in order to count test suites, groups + and cases for logging purposes. This causes + the <c>post_groups/2</c> hook function to always be called + twice. For this reason, side effects are best avoided in + this callback.</p> + </note> + </desc> + </func> + + <func> + <name>Module:post_all(SuiteName, Return, GroupDefs) -> NewReturn</name> + <fsummary>Called after all/0.</fsummary> + <type> + <v>SuiteName = atom()</v> + <v>Return = NewReturn = Tests | {skip,Reason}</v> + <v>Tests = [TestCase | {group,GroupName} | {group,GroupName,Properties} | {group,GroupName,Properties,SubGroups}]</v> + <v>TestCase = atom()</v> + <v>GroupName = atom()</v> + <v>Properties = GroupProperties | default</v> + <v>SubGroups = [{GroupName,Properties} | {GroupName,Properties,SubGroups}]</v> + <v>Shuffle = shuffle | {shuffle,Seed}</v> + <v>Seed = {integer(),integer(),integer()}</v> + <v>RepeatType = repeat | repeat_until_all_ok | repeat_until_all_fail | repeat_until_any_ok | repeat_until_any_fail</v> + <v>N = integer() | forever</v> + <v>GroupDefs = NewGroupDefs = [Group]</v> + <v>Group = {GroupName,GroupProperties,GroupsAndTestCases}</v> + <v>GroupProperties = [parallel | sequence | Shuffle | {RepeatType,N}]</v> + <v>GroupsAndTestCases = [Group | {group,GroupName} | TestCase]</v> + <v>Reason = term()</v> + </type> + <desc> + <p>OPTIONAL</p> + + <p>This function is called after + <seealso marker="common_test#Module:all-0"><c>all/0</c></seealso>. + It is used to modify the set of test cases and test group to + be executed, for instance to add or remove test cases and + groups, change group properties, or even skip all tests in + the suite.</p> + + <p><c>Return</c> is what + <seealso marker="common_test#Module:all-0"><c>all/0</c></seealso> + returned, that is, a list of test cases and groups to be + executed, or a tuple <c>{skip,Reason}</c>.</p> + + <p><c>GroupDefs</c> is what + <seealso marker="common_test#Module:groups-0"><c>groups/0</c></seealso> + or the <c>post_groups/2</c> hook returned, that is, a list + of group definitions.</p> + + <p><c>NewReturn</c> is the possibly modified version of <c>Return</c>.</p> + + <p>This function is called only if the CTH is added before + <c>init_per_suite</c> is run. For details, see section + <seealso marker="ct_hooks_chapter#scope">CTH Scope</seealso> + in the User's Guide.</p> + + <p>Notice that for CTHs that are installed by means of the + <seealso marker="common_test#Module:suite-0"><c>suite/0</c></seealso> + function, <c>post_all/2</c> is called before + the <seealso marker="#Module:init-2"><c>init/2</c></seealso> + hook function. However, for CTHs that are installed by means + of the CT start flag, + the <seealso marker="#Module:init-2"><c>init/2</c></seealso> + function is called first.</p> + + <note> + <p>Prior to each test execution, Common Test does a + simulated test run in order to count test suites, groups + and cases for logging purposes. This causes + the <c>post_all/3</c> hook function to always be called + twice. For this reason, side effects are best avoided in + this callback.</p> + </note> + </desc> + </func> + + <func> <name>Module:pre_init_per_suite(SuiteName, InitData, CTHState) -> Result</name> <fsummary>Called before init_per_suite.</fsummary> <type> |