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config: improve interpolation function test output 

These tests were written before subtest support was available. By running
them as subtests we can get better output in the event of an error, or
in verbose mode.
This commit is contained in:
Martin Atkins 2017-09-19 10:24:43 -07:00
parent 46af0c9493
commit a28b5d295e
1 changed files with 15 additions and 13 deletions
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12
config/interpolate_funcs_test.go
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@ -2400,21 +2400,23 @@ type testFunctionCase struct {
}
func testFunction(t *testing.T, config testFunctionConfig) {
for i, tc := range config.Cases {
t.Helper()
for _, tc := range config.Cases {
t.Run(tc.Input, func(t *testing.T) {
ast, err := hil.Parse(tc.Input)
if err != nil {
t.Fatalf("Case #%d: input: %#v\nerr: %v", i, tc.Input, err)
t.Fatalf("unexpected parse error: %s", err)
}
result, err := hil.Eval(ast, langEvalConfig(config.Vars))
if err != nil != tc.Error {
t.Fatalf("Case #%d:\ninput: %#v\nerr: %v", i, tc.Input, err)
t.Fatalf("unexpected eval error: %s", err)
}
if !reflect.DeepEqual(result.Value, tc.Result) {
t.Fatalf("%d: bad output for input: %s\n\nOutput: %#v\nExpected: %#v",
i, tc.Input, result.Value, tc.Result)
t.Errorf("wrong result\ngiven: %s\ngot: %#v\nwant: %#v", tc.Input, result.Value, tc.Result)
}
})
}
}